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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
The 
Occupational Health 
and Safety 
Regulations, 2020
being
Chapter S-15.1 Reg 10 (effective April 1, 2021) as amended 
by Saskatchewan Regulations 31/2021.
NOTE:
This consolidation is not official. Amendments have been 
incorporated for convenience of reference and the original statutes 
and regulations should be consulted for all purposes of interpretation 
and application of the law. In order to preserve the integrity of the 
original statutes and regulations, errors that may have appeared 
are reproduced in this consolidation.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Table of Contents
PART 1
Preliminary Matters
1-1 Title
1-2	 Definitions	and	Interpretation
1-3 Giving notice to ministry
1-4 Generality of duties not limited
1-5	 Certification	by	professional	engineer
PART 2
Notice Requirements
2-1 New operations
2-2 Accidents causing serious bodily injury
2-3 Dangerous occurrences
2-4 Medical information
2-5 Report re injuries
PART 3
General Duties
3-1 General duties of employers
3-2 General duties of workers
3-3 Employment of young persons
3-4 Duty of employer or contractor to provide 
 information
3-5 Duty of contractor to inform
3-6 Supervision of work
3-7 Duty to inform workers
3-8 Training of workers
3-9	 Workers’	contacts	with	officers
3-10 Biological monitoring
3-11 Occupational health and safety program
3-12 Examination of plant
3-13	 Identifying	mark	of	approved	equipment
3-14	 Maintenance	and	repair	of	equipment
3-15 Boilers and pressure vessels
3-16 Prohibition re use of compressed air
3-17	 Inspection	of	place	of	employment
3-18	 Investigation	of	certain	accidents
3-19 Prohibition re scene of accident
3-20	 Investigation	of	dangerous	occurrences
3-21	 Injuries	requiring	medical	treatment
3-22 Work where visibility is restricted
3-23 Work or travel on ice over water, etc.
3-24 Working alone or at isolated place of employment
3-25 Harassment
3-26 Violence
3-27 Safety measures – retail premises
PART 4
Committees and Representatives
4-1 Committees at construction sites
4-2 Designation of committee members
4-3 Quorum and certain votes
4-4	 Frequency	of	meetings
4-5 Minutes
4-6 Co-chairpersons
4-7 Special meetings
4-8 Designation of representative
4-9 Training of representatives, committee members
4-10 Meetings of employers and representatives
4-11 Opportunity for necessary activities
4-12	 Meetings	called	by	officer
PART 5
First Aid
5-1	 Definitions	for	Part
5-2 Application
5-3	 Provision	of	first	aid
5-4 More than 1 employer
5-5 First aid personnel
5-6	 Certificates
5-7 First aid station
5-8 First aid register
5-9 First aid room
5-10 Workers being transported
5-11	 First	aid	supplies	and	equipment
5-12 Transportation of injured workers
5-13 Asphyxiation and poisoning
5-14 Additional provisions
PART 6
General Health Requirements
6-1 Sanitation
6-2 Ventilation and air supply
6-3 Mechanical ventilation
6-4 Cleaning and maintaining ventilation systems
6-5 Space
6-6 Lighting
6-7 Thermal conditions
6-8 Toilet facilities
6-9 Personal washing
6-10 Clothing
6-11 Change and sh  ower facilities
6-12 Eating areas
6-13 Drinking water
6-14 Smoking
6-15 Lifting and handling loads
6-16 Standing
6-17 Sitting
6-18 Musculoskeletal injuries
6-19 Shift work and constant effort and exertion
6-20 Visually demanding tasks
6-21 Radioactive substances
6-22 Exposure control plan
6-22.1 Special vaccination leave
PART 7
Personal Protective Equipment
7-1	 Use	of	equipment	required
7-2 General responsibilities
7-3 Respiratory protective devices
7-4	 Inspection	of	respiratory	protective	devices
7-5 Working in dangerous atmospheres
7-6 Protective headwear
7-7 Workers using all terrain vehicles,  
 snowmobiles, etc.
7-8 Eye and face protectors
7-9 Skin protection
7-10 Lower body protection
7-11 Footwear
7-12 Hand and arm protection
7-13 Exposure to hazardous substances
7-14 Exposure to noise
7-15 Lifelines
7-16 Personal fall arrest systems
7-17 Full-body harness
7-18 Snap hooks on personal fall arrest system
7-19 Lanyards
7-20 Workers’ responsibilities re lifelines, etc.
7-21	 Inspection	of	full	body	harness,	etc.
7-22 Protection against drowning
PART 8
Noise Control and Hearing Conservation
8-1 General duty
8-2 Noise reduction through design, construction 
 of buildings

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
8-3 Measurement of noise levels
8-4	 Hearing	protection	required
8-5 Daily exposure greater than 85 dBA Lex
8-6 Hearing conservation plan
PART 9
Safeguards, Storage, Warning Signs and Signals
9-1	 Definition	for	Part
9-2 Protection against falling
9-3 Fall protection plan
9-4 Control zone
9-5 Anchor Points and Anchor Plates
9-6 Elevated conveyors
9-7 Wire mesh
9-8 Protection against falling objects
9-9 Protection from objects falling from scaffolds, etc.
9-10 Handrails
9-11 Guardrails
9-12 Toeboards
9-13	 Openings	in	floors,	roofs,	etc.
9-14 Building shafts
9-15 Safety nets
9-16 Storage tanks
9-17 Mounting of tires
9-18 Storage of materials
9-19 Pallets and storage racks
9-20 Pressurized hoses
9-21 Designated signallers
9-22	 Risk	from	vehicular	traffic
PART 10
Machine Safety
10-1 Operation by workers
10-2 Operating controls
10-3 Unattended and suspended machines
10-4 Safeguards
10-5 Warning systems
10-6 Locking out
10-7	 Cleaning,	etc.,	of	machine	or	other	equipment  
 in motion
10-8 Belts
10-9 Air-actuated fastening tools
10-10 Explosive-actuated fastening tools
10-11 Airless spray units
10-12 Grinding machines
10-13 Chain saws
10-14 Circular saws
10-15 Power-fed circular saws
10-16 Band-saws
10-17 Cut-off saws
10-18 Pushblocks and pushsticks
10-19 Hand-fed planers and joiners
PART 11
Powered Mobile Equipment
11-1	 Definition	for	Part
11-2	 Trained	operators	for	powered	mobile	equipment
11-3 Visual inspection
11-4	 Inspection	and	maintenance
11-5	 Requirements	for	powered	mobile	equipment
11-6 Construction, repair, etc., of powered 
	 mobile	equipment
11-7 Use of seat-belt or restraint by operator
11-8 Protection against shifting of load
11-9 Warning of reverse motion
11-10 Roll-over protective structures
11-11 Transparent materials used in cabs, etc.
11-12 Fuel tanks in enclosed cabs
11-13 Dangerous movements
11-14 Transporting workers
11-15 Ladders attached to extending boom
11-16 Forklifts
PART 12
Scaffolds, Aerial Devices, Elevating Work Platforms 
and Temporary Supporting Structures
12-1	 Definitions	for	Part
12-2	 Scaffold	required
12-3 Prohibition
12-4 Limited use of certain scaffolds
12-5	 General	requirements
12-6 Ropes in scaffolds
12-7 Scaffold planks and platforms
12-8 Wooden scaffolds
12-9 Metal scaffolds
12-10 Heavy-duty scaffolds, scaffolds used at 
 certain heights
12-11 Half-horse scaffolds
12-12 Bracket scaffolds
12-13 Ladderjack scaffolds
12-14 Single-pole scaffolds
12-15 Outrigger scaffolds
12-16 Suspended scaffolds
12-17 Suspended powered scaffolds
12-18 Tie-in guides
12-19 Use of suspended powered scaffolds
12-20 Workers’ responsibilities
12-21 Rolling scaffolds
12-22	 Shinglers’	roofing	scaffold
12-23 Crawl boards, roof ladders
12-24 Prohibition
12-25 Aerial devices and elevating work platforms
12-26 Maintenance and inspection
12-27 Forklifts
12-28 Temporary supporting structures
12-29 Flyform deck panels
12-30 Erection of masonry wall
12-31 Erection of skeleton structure
PART 13
Hoists, Cranes and Lifting Devices
13-1	 Definitions	for	Part
13-2 Application of Part
13-3	 General	requirements
13-4 Adoption of standards
13-5 Load ratings
13-6 Designated operator
13-7 Operating procedures
13-8 Rated load
13-9 Raising and lowering workers
13-10 Determining weight of load
13-11 Overload switches
13-12 Designated signaller
13-13	 General	requirements	for	cranes	and	hoists
13-14 Hoists, cranes with outriggers, etc.
13-15 Operators’ cabs on tower cranes
13-16 Erecting and dismantling
13-17 Log book
13-18	 Inspections
13-19 Repairs
13-20 Friction type hoists
13-21 Material hoists
13-22 Tower hoists
13-23 Roofers’ hoists
13-24 Vehicle hoists
13-25 Manually-operated hoists
13-26 Winches
13-27 A-frames and gin poles
13-28	 Pile-driving	equipment

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
PART 14
Rigging
14-1	 Definitions	for	Part
14-2	 General	requirements
14-3	 Inspection
14-4 Maximum loads
14-5 Slings
14-6 Shackles
14-7 Sheaves, spools and drums
14-8 Knots, wire rope clips
14-9 Eye loops
14-10 Hooks
14-11 Wedge sockets
14-12 Wire rope
14-13 Rotation or motion of load
PART 15
Robotics
15-1	 Definitions	for	Part
15-2 Application of Part
15-3 Safe work practices and procedures
15-4	 General	requirements
15-5 Safeguards
15-6 Controls
15-7 Protection during maintenance or repair
15-8 Protection during teaching
PART 16
Entrances, Exits and Ladders
16-1 General duty re entrances, exits
16-2 Doors
16-3 Travelways
16-4 Stairs
16-5 Ladders
16-6 Portable ladders
16-7 Use of portable ladders
16-8 Fixed ladders
16-9 Construction ladders
PART 17
Excavations, Trenches, Tunnels  
and Excavated Shafts
17-1	 Definitions	for	Part
17-2 Application of Part
17-3 Locating underground pipelines, etc.
17-4 Excavating and trenching
17-5 Temporary protective structures
17-6 Protection against cave-in of excavations
17-7 Protection against cave-in of trenches
17-8 Excavated shafts and tunnels
17-9 Boreholes, belled areas of excavated shafts
PART 18
Confined Space Entry
18-1	 Definitions	for	Part
18-2	 Identification	of	confined	spaces,	hazards,	etc.
18-3	 Avoidance	of	entry	into	hazardous	confined	space
18-4	 Requirements	before	confined	space	is	entered
18-5	 Requirements	before	hazardous	confined  
 space is entered
18-6 Notice if no hazard found
18-7 Entry plan
18-8 Purging and ventilating of unsafe atmosphere
18-9 Precautions if safe atmosphere not possible
18-10 Piping discharging hazardous substances
PART 19
Work in Compressed Air
19-1	 Definitions	for	Part
19-2 Application of Part
19-3 Before work in compressed air begins
19-4 Workers in working chamber
19-5 Standards for air
19-6 Maximum air pressure
19-7 Working periods and rest periods
PART 20
Diving Operations
20-1	 Definitions	for	Part
20-2 Competent workers
20-3 Standards
20-4 Medical examination
20-5 Diving supervisor
20-6 Minimum crew
20-7 Standby diver
20-8 Diver’s tender
20-9 Breathing gas
20-10	 Diving	equipment
20-11	 Equipment	for	diving	base
20-12 Hyperbaric chamber
20-13 Diving plan
20-14 General responsibilities of diver
20-15 Diver’s personal log
20-16 Buddy system
20-17 Free swimming diving
20-18 Scuba diving
20-19 Surface-supply diving
PART 21
Chemical and Biological Substances
21-1 General duties of employers
21-2 List of chemical and biological substances
21-3 Precautions for certain substances
21-4 Substances listed in Table 16
21-5 Substances listed in Table 17
21-6 Substances listed in Table 18
21-7 Protection of certain workers
21-8 Respiratory protective devices
21-9 Accumulations, spills and leaks
21-10 Report of worker’s exposure
21-11 Emergency showers
21-12	 Eye	flushing	equipment
21-13 Flammable, unstable, highly reactive and 
 corrosive substances
PART 22
Workplace Hazardous  
Materials Information System
22-1	 Definitions	for	Part
22-2 Certain products exempted
22-3 Restriction on use of hazardous products
22-4 Worker education and training
22-5 Supplier label
22-6 Workplace label for employer – produced products
22-7 Workplace label for decanted products
22-8	 Identification	of	hazardous	products	in  
 piping systems and vessels
22-9	 Placard	identifiers
22-10 Laboratory and sample labels
22-11 Supplier safety data sheets
22-12 Employer safety data sheets
22-13 Availability of safety data sheets
22-14 Omissions from safety data sheet
22-15 Disclosure re claim for exemption, 
 exemption granted

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
PART 23
Asbestos
23-1	 Definitions	for	Part
23-2 Application of Part
23-3 Prohibition re crocidolite
23-4 Prohibition re spraying
23-5	 Identification	of	asbestos-containing	materials
23-6 Labelling, placarding, etc.
23-7	 Inspection
23-8 Asbestos processes
23-9 Asbestos surfaces
23-10	 Ventilation	equipment
23-11	 Personal	protective	equipment
23-12 Asbestos waste
23-13 Warning of health risks
23-14 Training
23-15 High risk asbestos processes
23-16 Medical examinations
PART 24
Silica Processes and Abrasive Blasting
24-1	 Definitions	for	Part
24-2 Application of Part
24-3 Warning of workers
24-4	 Cleaning	of	blasting	equipment,	etc.
24-5 Cleaning of worksites
24-6 Silica processes other than abrasive blasting
24-7	 Isolation	from	air	containing	dust
24-8	 Personal	protective	equipment
24-9 Standards for blasting enclosures
24-10 Use of blasting enclosures
24-11 Sandblasting
24-12	 Silica	flour
24-13 Medical examinations
PART 25
Fire and Explosion Hazards
25-1	 Definitions	for	Part
25-2 Fire safety plan
25-3 Fire extinguishers
25-4	 Garbage	as	fire	hazard
25-5	 Procedures	for	flammable	substances
25-6 Receptacles for materials contaminated 
	 by	flammable	liquids
25-7	 Receptacles	for	combustible	or	flammable	liquids
25-8 Hazardous activities involving combustible 
	 or	flammable	liquids
25-9 Control of ignition sources, static charges
25-10	 Flammable	liquids,	gases	or	explosive 
 substances in vehicles
25-11 Flammable or explosive substance in atmosphere
25-12 Hot work
25-13	 Compressed	and	liquified	gas	systems
25-14 Oxygen
25-15	 Gas	burning	and	welding	equipment
25-16 Piping
PART 26
Explosives
26-1 Application of Part
26-2	 Qualifications	of	workers
26-3 Written procedures
26-4	 Equipment
26-5 Storage and transportation of explosives
PART 27
Demolition Work
27-1	 Definition	for	Part
27-2 Before demolition begins
27-3 Stability of adjacent structures
27-4	 Requirements	re	workers
27-5 Demolition procedures
27-6 Material chutes
27-7 Structural members
27-8	 Use	of	powered	mobile	equipment
27-9 Use of explosives
PART 28
Forestry and Mill Operations
28-1	 Definitions	for	Part
28-2 Application of Part
28-3 First aid attendant
28-4	 Cutting	and	skidding	–	general	requirements
28-5 Cutting
28-6 Felling
28-7 Partially cut trees
28-8 Lodged trees
28-9 Mechanized fellers and limbers
28-10 Bucking and limbing
28-11 Skidding
28-12 Skidder operators’ responsibilities
28-13 Loading, unloading and hauling logs
28-14 Vehicles used to haul logs
28-15 Log carriages
28-16 Sawmill head rigs
28-17 Trimmer saws
28-18 Edgers
28-19 Bandsaws
28-20 Feedrolls of resaws
28-21 Dry kilns
PART 29
Oil and Gas
29-1	 Definitions	for	Part
29-2 Application of Part
29-3 Supervisors
29-4 Daily tour book
29-5 Routine inspections
29-6	 General	requirements	re	design,	etc.,	of	rig
29-7 Flush-by and swabbing units
29-8 Securing parts of rig
29-9 Raising and lowering derricks
29-10 Rig sites and foundations
29-11 Guy lines
29-12 Platforms, ladders and stairways
29-13 Means of escape
29-14 Full-body harness
29-15 Fuel storage
29-16 Pressure relief devices
29-17 Catheads
29-18 Spudding in
29-19 Operating controls
29-20 Travelling blocks
29-21 Counterweights
29-22 Weight indicators
29-23 Drawworks
29-24 Drill pipes, tubing, etc.
29-25 Material racks
29-26 Rotary tongs
29-27 Rotary tables

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
29-28 Exits from enclosures
29-29 Rig tanks or pits
29-30 Drill stem testing
29-31 Swabbing
29-32 Well operation and servicing
29-33 Well stimulation
29-34 Shot holes
29-35 Gas sample containers
29-36 Piping systems at well sites
29-37 Breathing apparatus
29-38 First aid attendants
29-39	 Procedures	for	flare	tips,	etc.
29-40 Plan for well testing
PART 30
Additional Protection for Electrical Workers
30-1	 Definitions	for	Part	and	Interpretation
30-2 Electrical workers
30-3	 Electrical	equipment
30-4 Covers for switches, receptacles, connections, etc.
30-5	 Electrical	equipment	in	tunnel	or	manhole
30-6 Luminaires
30-7 Extension and power supply cords
30-8 Portable power cables and cable couplers
30-9 Portable luminaires
30-10 Exposed metal parts
30-11 Portable electric power plants
30-12 Electrical panels
30-13 High voltage switchgear and transformers
30-14 Fire extinguishers
30-15	 Grounding	of	equipment	before	work	begins
30-16 Proximity to exposed energized high 
 voltage electrical conductors
30-17 Exposed energized electrical conductors 
 operating at certain voltages
30-18 Emergency program
PART 31
Additional Protection for Health Care Workers
31-1	 Definitions	for	Part
31-2 Application of Part
31-3	 Additional	requirements	re	supervisors  
 in health care facilities
31-4 Patient moving and handling
31-5 Cytotoxic drugs
31-6 Waste
31-7	 Equipment	contaminated	with	waste
31-8 Waste needles, etc.
31-9 Selecting needle-safe devices
31-10	 Injury	log
31-11 Contaminated laundry
31-12 Anaesthetic gases
31-13 Ethylene oxide sterilizers
31-14 Review of programs, etc.
PART 32
Additional Protection for Firefighters
32-1	 Definitions	for	Part
32-2 Application of Part
32-3 Plan for response to emergency incident
32-4	 Training	of	firefighters
32-5	 General	standards	for	vehicles	and	equipment
32-6	 Securing	of	equipment,	etc.,	in	vehicles
32-7	 Inspection	of	firefighting	vehicles	and	equipment
32-8	 Repair	of	firefighting	vehicles
32-9	 Transportation	of	firefighters
32-10	 Personal	protective	equipment
32-11	 Interior	structural	firefighting
32-12 Personal alert safety system
32-13 Safety ropes, harnesses and hardware
PART 33
Prime Contractor
33-1	 Definitions	for	Part
33-2	 Prime	contractor	required
33-3 Duties of owners, employers and selfemployed 
persons in relation to prime contractors
33-4 Prescribed activities of prime contractor
PART 34
Repeal, Transitional and Coming into Force
34-1 RRS c S-15.1 Reg 2 repealed
34-2 RRS c O-1.1 Reg 1 repealed
34-3 RRS c S-15.1 Reg 6 repealed
34-4 Transitional – approvals
34-5 Coming into force
Appendix
Table	1	 Minimum	Requirements	for	Class	A  
	 Qualification
Table 2 First Aid Services Authorized by Class A 
	 Qualification
Table	3	 Minimum	Requirements	for	Class	B  
	 Qualification
Table 4 First Aid Services Authorized by Class B 
	 Qualification
Table 5 Asbestos Processes
Table	6	 Notifiable	Medical	Conditions	Resulting	from  
 Occupational Exposure
Table 7 Prescribed Places of Employment
Table 8 Activities That Constitute High Hazard Work
Table	9	 Summary	of	First	Aid	Personnel	Requirements
Table 10 Minimum Numbers of Toilet Facilities
Table	11	 Minimum	Training	Requirements	for	Trained  
	 Operator	of	Powered	Mobile	Equipment
Table 12 Minimum Dimensions of Members of Light 
 Duty Wooden1 Scaffolds
Table	13	 Minimum	Training	Requirements	for  
 Competent Operator of a Crane
Table 14 Excavation and Trench Shoring
Table 15 Hours of Work and Rest Periods for Work 
 in Compressed Air
Table	16	 Notifiable	Chemical	and	Biological	Substances
Table 17 Designated Chemical Substances
Table 18 Contamination Limits
	 Table	A	 Inhalable	fraction
 Table B Respirable fraction
 Table C Thoracic fraction
Table 19 Minimum Distances from Exposed Energized 
 High Voltage Electrical Conductors

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CHAPTER S‑15.1 REG 10
The Saskatchewan Employment Act
PART 1
Preliminary Matters
Title
1‑1 These regulations may be cited as The Occupational Health and Safety 
Regulations, 2020.
Definitions and Interpretation
1‑2(1)	 In	these	regulations	and	in	all	other	regulations	made	pursuant	to	the	Act:
“Act” means The Saskatchewan Employment Act;
“air‑purifying respirator” means a respirator that removes airborne 
contaminants from the air inhaled by a worker;
“approved”	means:
(a) approved by an agency acceptable to the director for use in accordance 
with any terms and conditions determined by the agency; or
(b)	 approved	 by	 a	certificate	of	 the	director	subject	 to	 any	terms	and	
conditions the director considers appropriate;
“atmosphere‑supplying respirator” means a respirator that delivers clean 
breathing	air	to	a	worker	from:
(a) a compressor or a cylinder;
(b) an SCBA that is closed or open circuit; or
(c) a combination of an SCBA and supplied air;
“borehole” means a mechanically drilled hole in the ground;
“building shaft” means a continuous vertical space substantially enclosed 
on	all	sides	that	extends	for	2	or	more	floors,	and	includes	an	elevator	shaft,	
a ventilation shaft, a stairwell and a service shaft;
“class A qualification”	means	a	certificate	that:
(a)	 is	issued	by	an	agency,	as	defined	in	section	5-1,	with	respect	to	the	
successful	completion	of	a	first	aid	training	course	and	a	cardiopulmonary	
resuscitation	training	course	that	meet	the	minimum	requirements	for	
course duration and content set out in Table 1 of the Appendix; and
(b)	 qualifies	the	holder	to	perform	the	services	set	out	in	Table	2	of	the	
Appendix;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
“class B qualification”	means	a	certificate	that:
(a)	 is	issued	by	an	agency,	as	defined	in	section	5-1,	with	respect	to	the	
successful	completion	of	a	first	aid	training	course	and	a	cardiopulmonary	
resuscitation	training	course	that	meet	the	minimum	requirements	for	
course duration and content set out in Table 3 of the Appendix; and
(b)	 qualifies	the	holder	to	perform	the	services	set	out	in	Table	4	of	the	
Appendix;
“Class C fire”	means	a	fire	involving	energized	electrical	equipment;
“co‑chairpersons’ means, with respect to a committee, the worker 
co-chairperson elected pursuant to clause 4-6(1) (a) and the employer or 
contractor co-chairperson appointed pursuant to clause 4-6(1) (b);
“committee” means an occupational health committee;
“competent”	means	competent	as	defined	in	Part	III	of	the	Act;
“competent worker”, with respect to a particular task or duty, includes a 
worker who is being trained to perform that task or carry out that duty and 
who is under close and competent supervision during that training;
“connecting linkage” means a lanyard, safety hook, cable or connector 
inserted between a personal fall arrest system and the D-ring on a worker’s 
full-body harness;
“construction” means the erection, alteration, renovation, repair, dismantling, 
demolition,	structural	maintenance	and	painting	of	a	structure,	and	includes:
(a) land clearing, earth moving, grading, excavating, trenching, digging, 
boring, drilling, blasting and concreting; and
(b) the installation of any plant;
“dBA” means the sound pressure level in decibels measured on the A scale 
of a sound level meter;
“dBA Lex” means the level of a worker’s total exposure to noise, in dBA, 
averaged	over	an	entire	workday	and	adjusted	to	an	equivalent	8-hour	exposure;
“designated signaller” means a worker designated pursuant to 
clause 9-21(1) (a) to give signals;
“director” means the director of occupational health and safety;
“escape respirator” means an atmosphere-supplying respirator or an 
air-purifying respirator that is designed to be used by a worker for escape 
purposes only;
“excavated shaft” means a dug-out passage into the ground, the longest 
dimension of which exceeds 1.5 metres and of which the acute angle between 
the axis of the longest dimension and the vertical is less than 45°;
“excavation” means any dug-out area of ground but does not include a trench, 
tunnel or excavated shaft;
“first aid” means immediate assistance given in case of injury until medical 
aid has been obtained;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
“first aid attendant”	means	the	holder	of	a	valid:
(a)	 class	A	qualification;
(b)	 class	B	qualification;
(c) licence to practise issued pursuant to The Paramedics Act; or
(d)	 licence,	certificate	or	other	qualification	that,	in	the	opinion	of	the	
director,	is	equivalent	to	or	superior	to	a	qualification	set	out	in	clauses	(a)	
to (c);
“first aid register”	means	the	register	required	by	section	5-8;
“first aid station” means a work-related area containing the supplies and 
equipment	required	by	subsection	5-7(1);
“forklift” means a self-propelled machine that has a power-operated upright, 
angled or telescoping lifting device that can raise and lower a load for the 
purpose of transporting or stacking;
“full‑body harness”	means	a	safety	device	that:
(a) is capable of suspending a worker without causing the worker to 
bend at the waist; and 
(b) consists of straps that pass over the worker’s shoulders and around 
the worker’s legs, an upper dorsal suspension assembly and all integral 
hardware;
“hand tool”	means	hand-held	equipment	that	is	powered	by	the	energy	of	a	
worker;
“harmful” means known to cause harm or injury;
“hazardous” means likely to cause harm or injury in certain circumstances;
“hazardous product”	means	a	hazardous	product	as	defined	in	the	Hazardous 
Products Act (Canada);
“HEPA filter”	 means	 a	 high-efficiency	particulate	 aerosol	 filter	that	 is	 at	
least	99.97%	efficient	in	collecting	a	0.3	micrometre	aerosol;
“hoist” means a machine that consists of a raising and lowering mechanism;
“immediately dangerous to life or health” means a condition in which 
a hazardous atmosphere exists to such an extent that a worker who is not 
using an approved respiratory protective device will suffer escape-impairing 
or irreversible health effects if the worker does not leave the hazardous 
atmosphere within 30 minutes;
“instruct” means to give information and direction to a worker with respect 
to particular subject-matter;
“lifeline” means a length of rope or strap that is attached to a safe point 
of anchorage at 1 end or, in the case of a horizontal lifeline, at both ends to 
provide support and a guide for a personal fall arrest system or personnel 
lowering device;
“licence to practise” means a licence to practise issued pursuant to The 
Paramedics Act;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
“locked out” means to have isolated the energy source or sources from 
equipment,	to	have	dissipated	any	residual	energy	in	a	system	and	to	have	
secured the isolation by a device that is operated by a key or other process;
“machine” means any combination of mechanical parts that transmits from 1 
part	to	another	or	otherwise	modifies	force,	motion	or	energy;
“maintained”	means	kept	in	a	condition	of	efficient	and	safe	functioning	by	
a system of regular examination, testing and servicing or repair;
“The Mines Regulations” means The Mines Regulations, 2018;
“officer”	means	an	occupational	health	officer;
“operator”	means	a	person	who	operates	any	equipment;
“percutaneous” means a route of entry that is through the skin or mucous 
membrane and includes subcutaneous, intramuscular and intravascular routes 
of entry;
“personal fall arrest system”	means	personal	protective	equipment	that:
(a) provides a means of safely arresting the fall of a worker; and
(b)	 subsequent	 to	 the	 arrest	 of	 the	 fall,	 does	 not	 by	 itself	 permit	 the	
further release or lowering of the worker;
“personal protective equipment” means any clothing, device or other 
article that is intended to be worn or used by a worker to prevent injury or to 
facilitate rescue;
“personnel lowering device” means a device that provides a means of 
lowering a worker from a height at a controlled rate of descent;
“power tool” means a hand-held machine that is powered by energy other 
than the energy of a worker;
“powered mobile equipment” means a self-propelled machine or a 
combination of machines, including a prime mover, that is designed to 
manipulate or move materials or to provide a work platform for workers;
“professional engineer”	means	a	professional	engineer	as	defined	in	The 
Engineering and Geoscience Professions Act;
“public highway”	means	a	public	highway	as	defined	in	The Highways and 
Transportation Act, 1997;
“qualified”	means	possessing	a	recognized	degree,	a	recognized	certificate	or	
a recognized professional standing and demonstrating, by knowledge, training 
and experience, the ability to deal with problems related to the subject-matter, 
the work or the project;
“representative” means an occupational health and safety representative;
“respiratory protective device” means a device that is designed to 
protect a wearer from inhaling a hazardous atmosphere, and includes an 
atmosphere-supplying respirator, an air-purifying respirator and an escape 
respirator;
“safeguard” means a guard, shield, wire mesh, guardrail, gate, barrier, safety 
net,	handrail	or	other	similar	equipment	that	is	designed	to	protect	the	safety	
of	workers,	but	does	not	include	personal	protective	equipment;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
“SCBA” means self-contained breathing apparatus;
“supervisor”	means	a	supervisor	as	defined	in	Part	III	of	the	Act;
“train”	means	train	as	defined	in	Part	III	of	the	Act;	
“travelway” means any place where workers or vehicles regularly travel 
or pass, and includes a ramp, runway, catwalk, bridge, conveyor, gantry or 
passage;
“trench” means an elongated dug-out area of land that has a depth that 
exceeds its width at the bottom;
“tunnel” means an underground passage that has an incline of not more 
than 45° from the horizontal;
“vehicle” means a machine in, on or by which a person or thing may be 
transported,	and	includes	powered	mobile	equipment;
“work” and “at work”	means:
(a) the time during which a worker is in the course of the worker’s 
employment; or
(b) the time that a self-employed person devotes to work as a 
self-employed person;
“work‑related area” means all places that are ancillary to a place of 
employment,	 and	 includes	 lunchrooms,	 restrooms,	 first	 aid	 rooms,	 lecture	
rooms,	parking	lots	under	the	control	of	the	employer	or	contractor,	offices	and	
work camp living accommodations, but does not include a permanent living 
accommodation.
(2) For the purposes of the Act, these regulations and all other regulations made 
pursuant to the Act, “injury” includes any disease and any impairment of the 
physical or mental condition of a person.
(3)	 Any	word	or	expression	used	but	not	defined	in	these	regulations	or	the	Act	has	
the meaning commonly given to it at places of employment in the industry concerned.
(4)	 Unless	otherwise	expressly	stated:
(a)	 lumber	sizes	specified	in	these	regulations	are	lumber	sizes	after	dressing;	
and
(b) “lumber” means lumber that is free of visible defects.
31 Dec 2020 c S-15.1 Reg 10 s1-2.
Giving notice to ministry
1‑3(1)	 Subject	to	subsection	(3),	if	these	regulations	require	notice	to	be	given	to	
the	ministry,	the	notice	must	be	in	writing,	directed	to	the	director	or	an	officer	and	
delivered	to	the	director	or	officer	personally	or	by	fax,	courier	or	post.
(2) Notice is deemed not to have been given pursuant to subsection (1) until the 
notice	is	actually	received	by	the	director	or	an	officer.
(3)	 In	the	case	of	a	notice	required	pursuant	to	clause	2-2(1)	(a),	an	employer	or	
contractor	 shall	 first	give	 notice	 by	 telephoning	 an	 officer	and,	 in	 addition,	 give	
written notice in the manner set out in subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s1-3.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Generality of duties not limited
1‑4(1)	 A	specific	duty	imposed	by	these	regulations	does	not	limit	the	generality	of	
any other duty imposed by the Act or other regulations made pursuant to the Act.
(2)	 A	duty	or	requirement	imposed	on	an	employer	or	a	worker	by	these	regulations	
applies,	with	any	necessary	modification,	to	a	self-employed	person.
(3) A provision of these regulations that prohibits a worker from carrying out 
a	 specified	action	 applies,	 with	 any	 necessary	 modification,	to	 an	 employer	 or	 a	
self-employed person.
(4)	 A	provision	of	these	regulations	that	requires	an	employer	to	ensure	that	a	
worker	carries	out	or	refrains	from	carrying	out	a	specified	action	applies,	with	any	
necessary	modification,	to	an	employer	or	a	self-employed	person.
(5)	 If	 a	 provision	 of	 these	 regulations	 imposes	 a	 duty	 or	 requirement	 on	 more	
than	1	person,	the	duty	or	requirement	is	meant	to	be	imposed	primarily	on	the	
person with the greatest degree of control over the matters that are the subject of 
the	duty	or	requirement.
(6) Notwithstanding subsection (5) but subject to subsection (8), if the person 
with the greatest degree of control fails to comply with a provision described in 
subsection (5), the other persons are not relieved of the obligation to comply with 
the provision if it is possible for them to comply, and they shall comply with the 
provision.
(7)	 If	 the	 person	 with	 the	 greatest	 degree	 of	 control	 complies	 with	 a	 provision	
described in subsection (5), the other persons are relieved of the obligation to comply 
with	the	provision:
(a) only for the time in which the person with the greatest degree of control 
is in compliance with the provision;
(b) only if simultaneous compliance by more than 1 person would result in 
unnecessary duplication of effort and expense; and
(c) only if the health and safety of workers is not put at risk by compliance 
by only 1 person.
(8)	 If	the	person	with	the	greatest	degree	of	control	fails	to	comply	with	a	provision	
described in subsection (5) but 1 of the other persons complies with the provision, the 
other persons, if any, to whom the provision applies are relieved of the obligation to 
comply with the provision in the circumstances set out in clauses (7) (a) to (c), with 
any	necessary	modification.
(9)	 If	a	provision	of	these	regulations	imposes	a	duty	or	requirement	on	a	person	
to	ensure	that	another	person	carries	out	or	refrains	from	carrying	out	a	specified	
action,	the	person	on	whom	the	duty	or	requirement	is	placed	has	complied	with	
the provision if that person establishes that that person took all reasonable steps 
to ensure that the second person carried out or refrained from carrying out the 
specified	act.
31 Dec 2020 c S-15.1 Reg 10 s1-4.
Certification by professional engineer
1‑5	 If	a	provision	in	these	regulations	requires	a	certification	by	a	professional	
engineer,	the	certification	must	be	in	writing	and	must	bear	the	official	stamp	or	
seal of the professional engineer.
31 Dec 2020 c S-15.1 Reg 10 s1-5

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
PART 2
Notice Requirements
New operations
2‑1(1) As soon as is reasonably possible, an employer, contractor or owner shall 
give	notice	to	the	ministry	of	the	intention	to:
(a) begin work at a construction site, manufacturing plant or processing plant 
where 10 or more workers are to be employed for 6 months or more;
(b)	 dig	an	excavation,	a	trench	or	an	excavated	shaft:
(i) that is more than 5 metres deep; and
(ii)	 that	a	worker	will	be	required	or	permitted	to	enter;	or
(c)	 dig	a	tunnel	that	a	worker	will	be	required	or	permitted	to	enter.
(2) Not later than 14 days before beginning the process, an employer, contractor or 
owner shall give notice to the ministry of the intention to begin a high risk asbestos 
process listed in Table 5 of the Appendix.
(3)	 A	notice	required	by	subsection	(1)	or	(2)	must	include:
(a) the legal name and business name of the employer, contractor or owner;
(b) the location of the site, plant, process or place of employment;
(c) the mailing address of the employer, contractor or owner;
(d) the nature of the work or process to be undertaken;
(e) the number of workers to be employed;
(f) the telephone number and fax number of the employer, contractor or 
owner; and
(g) the estimated starting date and expected duration of the work or process.
31 Dec 2020 c S-15.1 Reg 10 s2-1.
Accidents causing serious bodily injury
2‑2(1) An employer or contractor shall give notice to the ministry as soon as is 
reasonably	possible	of	every	accident	at	a	place	of	employment	that:
(a) causes or may cause the death of a worker; or
(b)	 will	require	a	worker	to	be	admitted	to	a	hospital	as	an	in-patient	for	a	
period of 72 hours or more.
(2)	 The	notice	required	by	subsection	(1)	must	include:
(a) the name of each injured or deceased worker;
(b) the name of the employer of each injured or deceased worker;
(c) the date, time and location of the accident;
(d) the circumstances related to the accident;
(e) the apparent injuries; and
(f) the name, telephone number and fax number of the employer or contractor 
or a person designated by the employer or contractor to be contacted for 
additional information.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(3) An employer or contractor shall provide each co-chairperson or the representative 
with	a	copy	of	the	notice	required	by	subsection	(1).
31 Dec 2020 c S-15.1 Reg 10 s2-2.
Dangerous occurrences
2‑3(1)	 In	 this	 section,	 “dangerous occurrence” means any occurrence that 
does not result in, but could have resulted in, a condition or circumstance set out 
in	subsection	2-2(1),	and	includes:
(a)	 the	structural	failure	or	collapse	of:
(i) a structure, scaffold, temporary falsework or concrete formwork; or
(ii) all or any part of an excavated shaft, tunnel, caisson, coffer dam, 
trench or excavation;
(b) the failure of a crane or hoist or the overturning of a crane or unit of 
powered	mobile	equipment;
(c) an accidental contact with an energized electrical conductor;
(d) the bursting of a grinding wheel;
(e) an uncontrolled spill or escape of a toxic, corrosive or explosive substance;
(f) a premature detonation or accidental detonation of explosives;
(g) the failure of an elevated or suspended platform; and
(h) the failure of an atmosphere-supplying respirator.
(2) An employer, contractor or owner shall give notice to the ministry as soon as 
is reasonably possible of any dangerous occurrence that takes place at a place of 
employment, whether or not a worker sustains injury.
(3)	 A	notice	required	by	subsection	(2)	must	include:
(a) the name of each employer, contractor and owner at the place of 
employment;
(b) the date, time and location of the dangerous occurrence;
(c) the circumstances related to the dangerous occurrence; and
(d) the name, telephone number and fax number of the employer, contractor 
or owner or a person designated by the employer, contractor or owner to be 
contacted for additional information.
(4) An employer, contractor or owner shall provide each co-chairperson or the 
representative	with	a	copy	of	the	notice	required	by	subsection	(2).
31 Dec 2020 c S-15.1 Reg 10 s2-3.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
Medical information
2‑4(1)	 Subject	 to	 subsection	 3-10(2),	 no	 person	 who	 acquires	 information	 of	 a	
personal medical nature with respect to a worker pursuant to these regulations 
shall	disclose	that	information	except:
(a) to the worker;
(b)	 to	the	chief	occupational	medical	officer;
(c) with the informed consent of the worker, to another person; or
(d)	 if	otherwise	required	by	law.
(2) A physician who attends or treats a worker who is suffering from or believed 
to be suffering from a medical condition that is related to the present or past 
employment of the worker and is listed in Table 6 of the Appendix shall, without 
undue	delay,	inform	the	director	of:
(a) the medical condition from which the worker is believed to be suffering; and
(b) the name and address of the most recent place of employment where 
exposure related to the medical condition is believed to have occurred.
31 Dec 2020 c S-15.1 Reg 10 s2-4.
Report re injuries
2‑5	 On	the	minister’s	request,	an	employer	shall	provide	to	the	ministry,	or	to	any	
other agency that may be designated by the minister, a report setting out details of 
all hours worked and all work-related injuries during the preceding year.
31 Dec 2020 c S-15.1 Reg 10 s2-5.
PART 3
General Duties
General duties of employers
3‑1	 The	duties	of	an	employer	at	a	place	of	employment	include:
(a) the provision and maintenance of plant, systems of work and working 
environments that ensure, as far as is reasonably practicable, the health, 
safety and welfare at work of the employer’s workers;
(b) arrangements for the use, handling, storage and transport of articles and 
substances in a manner that protects the health and safety of workers;
(c) the provision of any information, instruction, training and supervision 
that is necessary to protect the health and safety of workers at work; and
(d) the provision and maintenance of a safe means of entrance to and exit 
from the place of employment and all worksites and work-related areas in or 
on the place of employment.
31 Dec 2020 c S-15.1 Reg 10 s3-1.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
General duties of workers
3‑2	 A	worker	shall:
(a)	 use	the	safeguards,	safety	appliances	and	personal	protective	equipment	
provided in accordance with these regulations and any other regulations made 
pursuant to the Act; and
(b)	 follow	the	safe	work	practices	and	procedures	required	by	or	developed	
pursuant to these regulations and any other regulations made pursuant to 
the Act.
31 Dec 2020 c S-15.1 Reg 10 s3-2.
Employment of young persons
3‑3(1) An employer or contractor shall ensure that no person under the age of 16 
years	is	employed	or	permitted	to	work:
(a) on a construction site;
(b) in a production process at a pulp mill, sawmill or woodworking 
establishment;
(c)	 in	a	production	process	at	a	smelter,	foundry,	refinery	or	metal	processing	
or fabricating operation;
(d)	 in	a	confined	space;
(e)	 in	a	production	process	in	a	meat,	fish	or	poultry	processing	plant;
(f) in a forestry or logging operation;
(g) on a drilling or servicing rig;
(h)	 as	an	operator	of	powered	mobile	equipment,	a	crane	or	a	hoist;
(i) if exposure to a chemical or biological substance is likely to endanger the 
health or safety of the person; or
(j) in power line construction or maintenance.
(2) An employer or contractor shall ensure that no person under the age of 18 
years	is	employed:
(a) underground or in an open pit at a mine;
(b) as a radiation worker;
(c)	 in	an	asbestos	process	as	defined	in	section	23-1;
(d)	 in	a	silica	process	as	defined	in	section	24-1;	or
(e) in any activity for which these regulations or any other regulations made 
pursuant	to	the	Act	require	the	use	of	an	atmosphere-supplying	respirator.
31 Dec 2020 c S-15.1 Reg 10 s3-3.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
Duty of employer or contractor to provide information
3‑4	 An	employer	or	contractor	shall:
(a)	 make	readily	available	for	reference	by	workers	a	copy	of:
(i) the Act;
(ii) any regulations made pursuant to the Act that apply to the place of 
employment or to any work done there; and
(iii) any standards adopted in the regulations that address work practices 
or procedures and that apply to the place of employment or to any work 
done there; and
(b) if the information mentioned in clause (a) or in section 3-16 of the Act 
will be posted, provide a suitable bulletin board to be used primarily to post 
information on health and safety related to the place of employment.
31 Dec 2020 c S-15.1 Reg 10 s3-4.
Duty of contractor to inform
3‑5(1) A contractor shall give notice in writing to every employer, worker or 
self-employed	person	at	the	place	of	employment,	setting	out:
(a) the name of the person who is supervising the work on behalf of the 
contractor;
(b) any emergency facilities provided by the contractor for the use of the 
employers’ workers or self-employed persons; and
(c) the existence of a committee or representative, if any, at the place of 
employment and the means to contact the committee or representative.
(2) Subsection (1) applies only to contractors at major construction projects and to 
contractors involved in those activities to which Part 29 applies.
31 Dec 2020 c S-15.1 Reg 10 s3-5.
Supervision of work
3‑6(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 all	 work	 at	 a	 place	 of	 employment	 is	 sufficiently	 and	 competently	
supervised;
(b)	 supervisors	have	sufficient	knowledge	of	all	of	the	following	with	respect	
to	matters	that	are	within	the	scope	of	the	supervisor’s	responsibility:
(i) the Act and any regulations made pursuant to the Act that apply to 
the place of employment;
(ii) any occupational health and safety program at the place of 
employment;
(iii) the safe handling, use, storage, production and disposal of chemical 
and biological substances;
(iv)	 the	need	for,	and	safe	use	of,	personal	protective	equipment;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(v)	 emergency	procedures	required	by	these	regulations;
(vi) any other matters that are necessary to ensure the health and safety 
of workers under the supervisor’s direction; and
(c) supervisors comply with the Act and any regulations made pursuant to 
the Act that apply to the place of employment and ensure that the workers 
under their direction comply with the Act and those regulations.
(2) A supervisor shall ensure that the workers under the supervisor’s direction 
comply with the Act and any regulations made pursuant to the Act that apply to 
the place of employment.
31 Dec 2020 c S-15.1 Reg 10 s3-6.
Duty to inform workers
3‑7	 An	employer	shall	ensure	that	each	worker:
(a) is informed of the provisions of the Act and any regulations pursuant to 
the Act that apply to the worker’s work at the place of employment; and
(b) complies with the Act and those regulations.
31 Dec 2020 c S-15.1 Reg 10 s3-7.
Training of workers
3‑8(1) An employer shall ensure that a worker is trained in all matters that are 
necessary	to	protect	the	health	and	safety	of	the	worker	when	the	worker:
(a) begins work at a place of employment; or
(b) is moved from 1 work activity or worksite to another that differs with 
respect to hazards, facilities or procedures.
(2)	 The	training	required	by	subsection	(1)	must	include:
(a)	 procedures	to	be	taken	in	the	event	of	a	fire	or	other	emergency;
(b)	 the	location	of	first	aid	facilities;
(c)	 identification	of	prohibited	or	restricted	areas;
(d) precautions to be taken for the protection of the worker from physical, 
chemical or biological hazards;
(e)	 any	procedures,	plans,	policies	and	programs	that	the	employer	is	required	
to develop pursuant to the Act or any regulations made pursuant to the Act 
that apply to the worker’s work at the place of employment; and
(f) any other matters that are necessary to ensure the health and safety of 
the worker while the worker is at work.
(3)	 An	employer	shall	ensure	that:
(a)	 the	time	spent	by	a	worker	in	the	training	required	by	subsection	(1)	is	
credited to the worker as time at work; and
(b)	 the	worker	does	not	lose	pay	or	other	benefits	with	respect	to	that	time.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(4) An employer shall ensure that no worker is permitted to perform work unless 
the	worker:
(a)	 has	been	trained,	and	has	sufficient	experience,	to	perform	the	work	safely	
and in compliance with the Act and the regulations; or
(b) is under close and competent supervision.
31 Dec 2020 c S-15.1 Reg 10 s3-8.
Workers’ contacts with officers
3‑9(1)	 During	an	inspection	or	investigation	by	an	officer	at	a	place	of	employment,	
an	employer	shall	allow	one	of	the	following	to	accompany	the	officer:
(a) the worker co-chairperson or, in the co-chairperson’s absence, any other 
worker that the committee may designate to represent workers;
(b) if there is no committee, a worker designated by the trade union 
representing workers;
(c) if there is no trade union representing workers, a worker designated by 
an	officer;
(d) the representative.
(2) An employer shall permit any worker or group of workers to consult with an 
officer	during	an	inspection	or	investigation	at	a	place	of	employment.
(3) An employer shall ensure that any time in which a worker consults with 
an	 officer,	 assists	 an	 officer	 or	 accompanies	 an	 officer	 during	 an	 inspection	 or	
investigation is considered as time at work and that the worker loses no pay or 
other	benefits.
31 Dec 2020 c S-15.1 Reg 10 s3-9.
Biological monitoring
3‑10(1)	 In	this	section,	“biological monitoring” means measuring a worker’s total 
exposure to a physical agent, a chemical substance or a biological substance that is 
present in a place of employment through the assessment of biological specimens 
collected from the worker.
(2)	 If	a	worker	is	the	subject	of	biological	monitoring,	an	employer	shall	ensure	that:
(a) the worker is informed of the purposes and the results of the monitoring;
(b)	 at	the	worker’s	request,	the	detailed	results	of	the	monitoring	are	made	
available to a physician designated by the worker; and
(c) the aggregate results of the monitoring are given to the committee or the 
representative.
31 Dec 2020 c S-15.1 Reg 10 s3-10.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Occupational health and safety program
3‑11(1) Subject to subsection (2), an occupational health and safety program 
required	by	section	3-20	of	the	Act	must	include:
(a) a statement of the employer’s policy with respect to the protection and 
maintenance of the health and safety of the workers;
(b)	 the	identification	of	existing	and	potential	risks	to	the	health	or	safety	of	
workers at the place of employment and the measures, including procedures 
to respond to an emergency, that will be taken to reduce, eliminate or control 
those risks;
(c)	 the	identification	of	internal	and	external	resources,	including	personnel	
and	equipment,	that	may	be	required	to	respond	to	an	emergency;
(d) a statement of the responsibilities of the employer, the supervisors and 
the workers;
(e) a schedule for the regular inspection of the place of employment and of 
work processes and procedures;
(f) a plan for the control of any biological or chemical substance handled, used, 
stored, produced or disposed of at the place of employment and, if appropriate, 
the monitoring of the work environment;
(g) a plan for training workers and supervisors in safe work practices and 
procedures, including any procedures, plans, policies or programs that the 
employer	is	required	to	develop	pursuant	to	the	Act	or	any	regulations	made	
pursuant to the Act that apply to the work of the workers and supervisors;
(h) a procedure for the investigation of accidents, dangerous occurrences and 
refusals to work pursuant to section 3-31 of the Act at the place of employment;
(i) a strategy for worker participation in occupational health and safety 
activities, including audit inspections and investigations of accidents, 
dangerous occurrences and refusals to work pursuant to section 3-31 of the 
Act; and
(j) a procedure to review and, if necessary, revise the occupational health 
and	safety	program	at	specified	intervals	that	are	not	greater	than	3	years	
and whenever there is a change of circumstances that may affect the health 
or safety of workers.
(2) The places of employment set out in Table 7 of the Appendix with 10 or more 
workers are prescribed for the purposes of section 3-20 of the Act.
(3) An employer at a place of employment mentioned in subsection (2) shall 
establish	an	occupational	health	and	safety	program	that	meets	the	requirements	
set out in subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s3-11.

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Examination of plant
3‑12	 An	employer,	contractor	or	owner	shall:
(a) arrange for the regular examination of any plant under the control of the 
employer or owner to ensure, to the extent that is reasonably practicable, that 
the	plant	is	capable	of:
(i) withstanding the stress likely to be imposed on the plant; and
(ii) safely performing the functions for which the plant is used; and
(b) as soon as is reasonably practicable, correct any unsafe condition found 
in the plant and take immediate steps to protect the health and safety of any 
worker who may be at risk until the unsafe condition is corrected.
31 Dec 2020 c S-15.1 Reg 10 s3-12.
Identifying mark of approved equipment
3‑13	 An	employer,	contractor	or	supplier	shall	ensure	that	equipment	and	personal	
protective	 equipment	 that	 is	 required	 by	 these	 regulations	 to	 be	 approved	 by	 a	
named agency has the seal, stamp, logo or similar identifying mark of the agency 
indicating	that	approval	affixed	to:
(a)	 the	equipment	or	personal	protective	equipment;	or
(b)	 the	packaging	with	which	the	equipment	or	personal	protective	equipment	
is contained.
31 Dec 2020 c S-15.1 Reg 10 s3-13.
Maintenance and repair of equipment
3‑14(1)	 An	employer	shall	ensure	that	all	equipment	is	maintained	at	intervals	
that	are	sufficient	to	ensure	the	safe	functioning	of	the	equipment.
(2)	 If	a	defect	is	found	in	equipment,	an	employer	shall	ensure	that:
(a) steps are taken immediately to protect the health and safety of any worker 
who may be at risk until the defect is corrected; and
(b) the defect is corrected by a competent person as soon as is reasonably 
practicable.
(3)	 A	worker	who	knows	or	has	reason	to	believe	that	equipment	under	the	worker’s	
control	is	not	in	a	safe	condition	shall:
(a)	 immediately	report	the	condition	of	the	equipment	to	the	employer;	and
(b)	 repair	the	equipment	if	the	worker	is	authorized	and	competent	to	do	so.
31 Dec 2020 c S-15.1 Reg 10 s3-14.
Boilers and pressure vessels
3‑15 An employer, contractor or owner shall ensure that any boiler or pressure 
vessel	used	at	a	place	of	employment	that	is	not	required	to	be	inspected	or	registered	
pursuant to The Boiler and Pressure Vessel Act, 1999  is properly constructed and 
maintained.
31 Dec 2020 c S-15.1 Reg 10 s3-15.

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Prohibition re use of compressed air
3‑16	 No	employer	shall	require	or	permit	compressed	air	to	be	directed	towards	
a	worker:
(a)	 for	 the	 purpose	 of	 cleaning	 clothing	 or	 personal	 protective	 equipment	
used by that worker; or
(b) for any other purpose if the use of compressed air may cause dispersion 
into the air of contaminants that may be harmful to workers.
31 Dec 2020 c S-15.1 Reg 10 s3-16.
Inspection of place of employment
3‑17(1) An employer, contractor or owner shall allow members of a committee or a 
representative to inspect a place of employment at reasonable intervals determined 
by the committee or the representative and employer.
(2) On written notice by the committee or the representative of an unsafe condition 
or a contravention of the Act or any regulations made pursuant to the Act, the 
employer,	contractor	or	owner	shall:
(a) take immediate steps to protect the health and safety of any worker who 
may be at risk until the unsafe condition is corrected or the contravention is 
remedied;
(b) as soon as possible, take suitable actions to correct the unsafe condition 
or remedy the contravention; and
(c)	 inform	the	committee	or	the	representative	in	writing	of:
(i) the actions that the employer, contractor or owner has taken or will 
take pursuant to clause (b); or
(ii) the employer’s, contractor’s or owner’s reasons for not taking action 
if the employer, contractor or owner has not taken any actions pursuant 
to clause (b).
31 Dec 2020 c S-15.1 Reg 10 s3-17.
Investigation of certain accidents
3‑18(1) Subject to section 3-19, an employer shall ensure that every accident that 
causes	or	may	cause	the	death	of	a	worker	or	that	requires	a	worker	to	be	admitted	
to a hospital as an in-patient for a period of 24 hours or more is investigated as soon 
as	is	reasonably	possible	by:
(a) the co-chairpersons or their designates;
(b) the employer and the representative; or
(c) if there is no committee or representative, the employer.
(2) After the investigation of an accident, an employer, in consultation with the 
co-chairpersons or the their designates, or with the representative, shall prepare a 
written	report	that	includes:
(a) a description of the accident;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(b) any graphics, photographs or other evidence that may assist in determining 
the cause or causes of the accident;
(c) an explanation of the cause or causes of the accident;
(d) the immediate corrective action taken; and
(e) any long-term action that will be taken to prevent the occurrence of a 
similar accident or the reasons for not taking action.
31 Dec 2020 c S-15.1 Reg 10 s3-18.
Prohibition re scene of accident
3‑19(1) Unless expressly authorized by statute or by subsection (2), no person 
shall, except for the purpose of saving life or relieving human suffering, interfere 
with, destroy, carry away or alter the position of any wreckage, article, document or 
thing	at	the	scene	of	or	connected	with	an	accident	causing	a	death	until	an	officer	
has completed an investigation of the circumstances surrounding the accident.
(2)	 When	an	accident	causing	a	death	occurs	and	an	officer	is	not	able	to	complete	
an	investigation	of	the	circumstances	surrounding	the	accident,	an	officer	may,	unless	
prohibited by statute, grant permission to move the wreckage, articles and things 
at the scene or connected with the accident to any extent that may be necessary to 
allow	the	work	to	proceed,	only	if:
(a) graphics, photographs or other evidence showing details at the scene of 
the	accident	are	made	before	the	officer	grants	permission;	and
(b) the co-chairpersons of a committee or the representative for the place of 
employment at which the accident occurred or their designates have inspected 
the site of the accident and agreed that the wreckage, article or thing may be 
moved.
31 Dec 2020 c S-15.1 Reg 10 s3-19.
Investigation of dangerous occurrences
3‑20(1) An employer, contractor or owner shall ensure that every dangerous 
occurrence	as	defined	in	subsection	2-3(1)	is	investigated	as	soon	as	is	reasonably	
possible	by:
(a) the co-chairpersons or their designates;
(b) the employer, contractor or owner and the representative; or
(c) if there is no committee or representative, the employer, contractor or 
owner.
(2) After the investigation of a dangerous occurrence, an employer, contractor 
or owner, in consultation with the co-chairpersons or their designates or with the 
representative,	shall	prepare	a	written	report	that	includes:
(a) a description of the dangerous occurrence;
(b) any graphics, photographs or other evidence that may assist in determining 
the cause or causes of the dangerous occurrence;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(c) an explanation of the cause or causes of the dangerous occurrence;
(d) the immediate corrective action taken; and
(e) any long-term action that will be taken to prevent the occurrence of a 
similar dangerous occurrence or the reasons for not taking action.
31 Dec 2020 c S-15.1 Reg 10 s3-20.
Injuries requiring medical treatment
3‑21(1) An employer or contractor shall report to the co-chairpersons, the 
representative or their designates any lost-time injury at the place of employment 
that results in a worker receiving medical treatment.
(2) The employer or contractor shall allow the co-chairpersons, the representative or 
their designates a reasonable opportunity to review the lost-time injury mentioned in 
subsection	(1)	during	normal	working	hours	and	without	loss	of	pay	or	other	benefits.
31 Dec 2020 c S-15.1 Reg 10 s3-21.
Work where visibility is restricted
3‑22	 If	visibility	in	an	area	at	a	place	of	employment	is	restricted	by	smoke,	steam	
or any other substance to the extent that a worker is at risk of injury, an employer 
or	contractor	shall	not	require	or	permit	the	worker	to	work	in	that	area	unless	the	
employer or contractor provides the worker with an effective means of communication 
with another worker who is readily available to provide assistance in an emergency.
31 Dec 2020 c S-15.1 Reg 10 s3-22.
Work or travel on ice over water, etc.
3‑23(1)	 Before	a	worker	is	required	or	permitted	to	work	or	travel	on	ice	that	is	over	
water or over other material into which a worker could sink more than 1 metre, an 
employer or contractor shall have the ice tested to ensure that the ice will support 
any load that the work or travel will place on the ice.
(2) Subsection (1) does not apply to ice roads built and maintained by the Ministry 
of	Highways	and	Infrastructure.
31 Dec 2020 c S-15.1 Reg 10 s3-23.
Working alone or at isolated place of employment
3‑24(1)	 In	this	section,	“to work alone” means to work at a worksite as the only 
worker of the employer or contractor at that worksite, in circumstances where 
assistance is not readily available to the worker in the event of injury, ill health or 
emergency.
(2)	 If	a	worker	is	required	to	work	alone	or	at	an	isolated	place	of	employment,	
an employer or contractor, in consultation with the committee, the representative 
or, if there is no committee or representative, the workers, shall identify the risks 
arising from the conditions and circumstances of the worker’s work or the isolation 
of the place of employment.

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(3) An employer or contractor shall take all reasonably practicable steps to 
eliminate	or	reduce	the	risks	identified	pursuant	to	subsection	(2).
(4)	 The	steps	to	be	taken	to	eliminate	or	reduce	the	risks	pursuant	to	subsection	(3):
(a) must include the establishment of an effective communication system 
that	consists	of:
(i) radio communication;
(ii) phone or cellular phone communication; or
(iii) any other means that provides effective communication in view of 
the risks involved; and
(b)	 may	include	any	of	the	following:
(i) regular contact by the employer or contractor with the worker working 
alone or at an isolated place of employment;
(ii)	 limitations	on,	or	prohibitions	of,	specified	activities;
(iii) establishment of minimum training or experience, or other 
standards of competency;
(iv)	 provision	of	personal	protective	equipment;
(v) establishment of safe work practices or procedures;
(vi) provision of emergency supplies for use in travelling under conditions 
of extreme cold or other inclement weather conditions.
31 Dec 2020 c S-15.1 Reg 10 s3-24.
Harassment
3‑25(1) An employer, in consultation with the committee, shall develop a policy 
in	writing	to	prevent	harassment	that	includes:
(a)	 a	definition	of	harassment	that	includes	the	definition	in	the	Act;
(b) a statement that every worker is entitled to employment free of 
harassment;
(c) a commitment that the employer will make every reasonably practicable 
effort to ensure that no worker is subjected to harassment;
(d) a commitment that the employer will take corrective action respecting any 
person under the employer’s direction who subjects any worker to harassment;
(e) an explanation of how complaints of harassment may be brought to the 
attention of the employer;
(f) a statement that the employer will not disclose the name of a complainant 
or an alleged harasser or the circumstances related to the complaint to any 
person	except	if	disclosure	is:
(i) necessary for the purposes of investigating the complaint or taking 
corrective action with respect to the complaint; or
(ii)	 required	by	law;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(g) a reference to the provisions of the Act respecting harassment and the 
worker’s	right	to	request	the	assistance	of	an	occupational	health	officer	to	
resolve a complaint of harassment;
(h) a reference to the provisions of The Saskatchewan Human Rights Code 
respecting	discriminatory	practices	and	the	worker’s	right	to	file	a	complaint	
with the Saskatchewan Human Rights Commission;
(i) a description of the procedure that the employer will follow to inform the 
complainant and the alleged harasser of the results of the investigation; and
(j) a statement that the employer’s harassment policy is not intended to 
discourage or prevent the complainant from exercising any other legal rights 
pursuant to any other law.
(2)	 An	employer	shall:
(a) implement the policy developed pursuant to subsection (1); and
(b) post a copy of the policy in a conspicuous place that is readily available 
for reference by workers.
31 Dec 2020 c S-15.1 Reg 10 s3-25.
Violence
3‑26(1)	 In	 this	 section,	“violence” means the attempted, threatened or actual 
conduct of a person that causes or is likely to cause injury, and includes any 
threatening statement or behaviour that gives a worker reasonable cause to believe 
that the worker is at risk of injury.
(2) Places of employment that provide the following services or activities are 
prescribed	for	the	purposes	of	subsection	3-21(1)	of	the	Act:
(a) services provided by health care facilities mentioned in clauses (a) to (e) 
and	(l)	of	the	definition	of	“health	care	facilities”	in	section	31-1;
(b) pharmaceutical-dispensing services;
(c) education services;
(d) police services;
(e) corrections services;
(f) other law enforcement services;
(g) security services;
(h) crisis counselling and intervention services;
(i)	 late	night	retail	premises	as	defined	in	section	3-27;
(j)	 financial	services;
(k) the sale of alcoholic beverages or the provision of premises for the 
consumption of alcoholic beverages;
(l) taxi services;
(m) transit services.

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(3)	 A	policy	statement	and	prevention	plan	required	by	subsection	3-21(1)	of	the	
Act	must	be	in	writing	and	must	include:
(a) the employer’s commitment to minimize or eliminate the risk;
(b)	the	identification	of	the	worksites	where	violent	situations	have	occurred	
or may reasonably be expected to occur;
(c)	 the	identification	of	any	staff	positions	at	the	place	of	employment	that	
have been, or may reasonably be expected to be, exposed to violent situations;
(d) the procedure to be followed by the employer to inform workers of the 
nature and extent of risk from violence, including, except if the disclosure is 
prohibited by law, any information in the employer’s possession related to the 
risk of violence from persons who have a history of violent behaviour and whom 
workers are likely to encounter in the course of their work;
(e) the actions the employer will take to minimize or eliminate the 
risk,	 including	 the	 use	 of	 personal	 protective	 equipment,	 administrative	
arrangements and engineering controls;
(f) the procedure to be followed by a worker who has been exposed to a violent 
incident to report the incident to the employer;
(g) the procedure the employer will follow to document and investigate a 
violent incident reported pursuant to clause (f);
(h) a recommendation that any worker who has been exposed to a violent 
incident consult the worker’s physician for treatment or referral for post 
incident counselling; and
(i) the employer’s commitment to provide a training program for workers 
that	includes:
(i) the means to recognize potentially violent situations;
(ii) procedures, work practices, administrative arrangements and 
engineering controls that have been developed to minimize or eliminate 
the risk to workers;
(iii) the appropriate responses of workers to incidents of violence, 
including how to obtain assistance; and
(iv) procedures for reporting violent incidents.
(4)	 If	 a	 worker	 receives	 treatment	 or	 counselling	 mentioned	 in	 clause	 (3)	(h)	 or	
attends a training program mentioned in clause (3) (i), an employer shall credit the 
worker’s attendance as time at work and ensure that the worker loses no pay or 
other	benefits.
(5) An employer shall make readily available for reference by workers a copy of 
the	policy	statement	and	prevention	plan	required	by	subsection	3-21(1)	of	the	Act.
(6) An employer shall ensure that the policy statement and prevention plan 
required	 by	 subsection	 3-21(1)	 of	 the	 Act	 is	 reviewed	 and,	 if	 necessary,	 revised	
every 3 years and whenever there is a change of circumstances that may affect the 
health or safety of workers.
31 Dec 2020 c S-15.1 Reg 10 s3-26.

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Safety measures – retail premises
3‑27(1)	 In	this	section,	“late night retail premises” means a place of employment 
that	is	open	to	the	public	between	the	hours	of	11:00	p.m.	and	6:00	a.m.	for	the	
purposes of making retail sales to consumers.
(2)	 In	addition	to	the	requirements	imposed	by	sections	3-24	and	3-26,	an	employer	
of workers at a late night retail premises shall conduct a workplace hazard 
assessment in accordance with an approved industry standard.
(3)	 The	 employer	 shall	 conduct	 the	 workplace	 hazard	 assessment	 required	 by	
subsection	(2):
(a) in the case of an employer who operates a late night retail premises on the 
day on which this section comes into force, as soon as is reasonably practicable 
after the day on which this section comes into force;
(b) in the case of an employer who operates a place of employment that 
becomes a late night retail premises after the day on which this section comes 
into force, as soon as is reasonably practicable after the day on which the place 
of employment became a late night retail premises.
(4)	 An	employer	shall	ensure	that	the	workplace	hazard	assessment	required	by	
subsection (2) is reviewed and, if necessary, revised every 3 years and whenever 
there is a change of circumstances that may affect the health or safety of workers.
(5)	 In	addition	to	the	requirements	of	sections	3-24	and	3-26,	an	employer	of	workers	
at	a	late	night	retail	premises	shall	implement	the	following	security	measures:
(a) the development of written safe cash handling procedures that minimize the 
amount of money that is readily accessible to the worker in the establishment;
(b) the use of video cameras that capture key areas in the workplace, including 
the cash desk and the outdoor gas pumps, if applicable;
(c) the establishment of measures to ensure good visibility into and out of 
the premises; and
(d)	 the	placement	of	signs	to	indicate:
(i) the worker’s limited accessibility to cash and valuables; and
(ii) the use of video cameras on the premises.
(6) An employer of workers at a late night retail premises that has 1 worker 
working	alone	between	the	hours	of	11:00	p.m.	and	6:00	a.m.	shall,	in	addition	to	
the	requirements	set	out	in	section	3-24	and	subsection	(5):
(a) implement a check-in system and a written check- in procedure for that 
worker; and
(b) provide a personal emergency transmitter to be worn by the worker that 
signals for emergency response when activated.
31 Dec 2020 c S-15.1 Reg 10 s3-27.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
PART 4
Committees and Representatives
Committees at construction sites
4‑1 A contractor shall establish a committee at a construction site at which 10 or 
more workers or self-employed persons work or are likely to work for more than 90 
days.
31 Dec 2020 c S-15.1 Reg 10 s4-1.
Designation of committee members
4‑2(1)	 An	employer	or	contractor	who	is	required	to	establish	a	committee	shall:
(a)	 in	designating	the	members:
(i) select persons to represent the employer or contractor on the 
committee; and
(ii)	 ensure	that	there	is	a	sufficient	number	of	members	representing	
workers	on	the	committee	to	equitably	represent	groups	of	workers	who	
have substantially different occupational health and safety concerns; and
(b) designate members for a term not exceeding 3 years.
(2)	 Members	of	a	committee	hold	office	until	a	successor	is	designated,	and	may	
be	re-designated	for	a	second	or	subsequent	term.
31 Dec 2020 c S-15.1 Reg 10 s4-2.
Quorum and certain votes
4‑3(1)	 A	quorum	consists	of	one-half	of	the	members	of	a	committee,	if:
(a) representatives of both employers and workers are present; and
(b) at least one-half of the members present represent workers.
(2)	 Any	business	of	a	committee	that	is	transacted	if	a	quorum	is	not	present	is	
not	validly	transacted,	and	any	meeting	of	a	committee	that	is	held	if	a	quorum	is	
not present is not a valid meeting of the committee.
(3) Decisions of a committee with respect to refusals to work pursuant to 
section 3-31 of the Act must be by unanimous vote of members of the committee 
who are present.
31 Dec 2020 c S-15.1 Reg 10 s4-3.
Frequency of meetings
4‑4(1)	 Subject	to	subsection	(2),	a	committee	shall:
(a)	 hold	its	first	meeting	within	2	weeks	after	being	established;
(b)	 hold	3	subsequent	meetings	at	intervals	not	exceeding	1	month;	and
(c) after that, hold regular meetings at intervals not exceeding 3 months.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(2)	 The	director	may	require	a	committee	to	meet	more	frequently	than	subsection	(1)	
requires	because	of	any	of	the	following	factors	at	the	place	of	employment:
(a) the existence of particular hazards or circumstances;
(b) the complexity of the operation;
(c) the number of workers.
31 Dec 2020 c S-15.1 Reg 10 s4-4.
Minutes
4‑5(1)	 A	committee	shall:
(a) record minutes of each meeting in a format provided by the ministry and 
keep	the	minutes	on	file	with	the	committee;
(b) post a copy of the minutes at a location that is readily accessible to 
workers at the place of employment until all concerns recorded in the minutes 
are resolved.
(2) The employer shall maintain a copy of the minutes and have them readily 
available	for	inspection	by	a	committee	member	or	an	occupational	health	officer.
31 Dec 2020 c S-15.1 Reg 10 s4-5.
Co‑chairpersons
4‑6(1)	 At	the	first	meeting	of	a	committee:
(a) members of the committee representing workers shall elect a worker 
co-chairperson from among their members; and
(b) the employer or contractor shall appoint an employer or contractor 
co-chairperson from the members of the committee representing the employer 
or contractor.
(2) An employer or contractor co-chairperson shall keep the employer or contractor 
informed of the activities, concerns and recommendations of the committee and of 
any information addressed to the committee.
(3) A worker co-chairperson shall keep the workers informed of the activities, 
concerns and recommendations of the committee and of any information addressed 
to the committee.
(4) An employer or contractor shall facilitate the discharge of the worker 
co-chairperson’s duties during normal work hours by permitting meetings of workers 
or by other means that are appropriate in the circumstances.
31 Dec 2020 c S-15.1 Reg 10 s4-6.
Special meetings
4‑7 Either co-chairperson mentioned in section 4-6 may call a special meeting of 
a committee to deal with urgent concerns, imminent dangers to health or safety, 
investigations of accidents or dangerous occurrences or refusals to work pursuant 
to section 3-31 of the Act.
31 Dec 2020 c S-15.1 Reg 10 s4-7.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
Designation of representative
4‑8(1) The places of employment set out in Table 7 of the Appendix where more 
than 4 but fewer than 10 workers of 1 employer work are prescribed for the purposes 
of section 3-24 of the Act.
(2) An employer at a place of employment described in subsection (1) shall designate 
a representative for the workers at that place of employment not later than the day 
on which the place of employment is prescribed pursuant to subsection (1). 
31 Dec 2020 c S-15.1 Reg 10 s4-8.
Training of representatives, committee members
4‑9(1) At a place of employment where a representative is designated, an employer 
shall ensure that the representative receives training respecting the duties and 
functions of a representative.
(2) At a place of employment where a committee is established, an employer or 
contractor shall ensure that the co-chairpersons of the committee receive training 
respecting the duties and functions of a committee.
(3)	 If	a	member	of	a	committee	or	a	representative	gives	reasonable	notice,	an	
employer or contractor shall permit the member or representative to take leave for 
a period or periods of not more than 5 working days per year to attend occupational 
health and safety training programs, seminars or courses of instruction.
(4)	 If	a	member	of	a	committee	or	a	representative	attends	a	training	program,	
seminar or course of instruction on health and safety matters conducted or provided 
by the ministry or by an approved training agency, an employer or contractor shall 
credit the member’s or representative’s attendance as time at work and ensure that 
the	member	or	representative	loses	no	pay	or	other	benefits.
31 Dec 2020 c S-15.1 Reg 10 s4-9.
Meetings of employers and representatives
4‑10(1) At a place of employment where a representative is designated, an employer 
shall meet with the representative regularly to discuss health and safety matters.
(2) A representative may call a special meeting with an employer to deal with 
urgent concerns, imminent dangers to health or safety or investigations of accidents 
or dangerous occurrences.
31 Dec 2020 c S-15.1 Reg 10 s4-10.
Opportunity for necessary activities
4‑11(1)	 An	employer	or	contractor	shall	ensure	that:
(a) the members of a committee or a representative are allowed to examine 
any log book, inspection report or other record that the employer or contractor 
is	 required	 to	 keep	 at	 the	 place	 of	 employment	 pursuant	 to	 the	 Act	 or	 any	
regulations made pursuant to the Act;
(b) members of a committee or a representative have reasonable opportunity, 
during	 normal	 working	 hours	 and	 without	 loss	 of	 pay	 or	 other	 benefits,	to	
receive and investigate concerns, to inform workers of the provisions of the 
Act or any regulations made pursuant to the Act or to conduct other business 
proper to the functioning of the committee or the representative;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(c) members of a committee have reasonable opportunity to hold a special 
meeting pursuant to section 4-7 at any time; and
(d) a representative has reasonable opportunity to hold a special meeting 
pursuant to subsection 4-10(2) at any time.
(2) An employer or contractor shall ensure that no member of a committee or 
representative who participates in a regular meeting held pursuant to section 4-4 
or subsection 4-10(1) or in a special meeting held pursuant to section 4-7 or 4-12 or 
subsection	4-10(2)	loses	any	pay	or	other	benefits	as	a	result	of	that	participation.
31 Dec 2020 c S-15.1 Reg 10 s4-11.
Meetings called by officer
4‑12	 An	officer	may	call	a	special	meeting	of	a	committee,	of	several	committees	
jointly, of the co-chairpersons of committees or with a representative for the purpose 
of:
(a) ensuring the proper functioning of the committee, committees or 
representative;
(b) providing information to the committee, committees, co-chairpersons or 
representative; or
(c) providing education concerning occupational health or safety at work to 
the committee, committees, co-chairpersons or representative.
31 Dec 2020 c S-15.1 Reg 10 s4-12.
PART 5
First Aid
Definitions for Part
5‑1	 In	this	Part:
“agency” means a body, person, association, society or other organization that 
delivers	first	aid	training	courses	and	cardiopulmonary	resuscitation	training	
courses by 1 or more competent instructors;
“close”, in relation to a place of employment or worksite, means a place of 
employment or worksite that is not more than 30 minutes’ travel time from a 
hospital or medical facility under normal travel conditions using the available 
means of transportation by road;
“CSA standard”  means the Canadian Standards Agency standard 
CSA Z1220-17, First aid kits for the workplace;
“high‑hazard work” means work regularly involving any activity set out in 
Table 8 of the Appendix;
“instructor”	means	a	person	who	has	successfully	completed	first	aid	and	
cardiopulmonary resuscitation instructor training;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
“low‑hazard work” means work of an administrative, professional or clerical 
nature	 that	 does	 not	 require	 substantial	 physical	 exertion	 or	 exposure	 to	
potentially hazardous conditions, work processes or substances;
“medical facility”	 means	 a	 medical	 clinic	 or	 office	 where	 a	 physician	 or	
registered nurse is always readily available;
“risk” means a combination of the likelihood of the occurrence of harm and 
the severity of that harm;
“workplace first aid risk assessment” means a process to determine the 
risk	level	in	a	workplace	as	it	relates	to	the	provision	of	workplace	first	aid	
services,	first	aid	kits	and	supplies	as	defined	in	CSA	standard.
31 Dec 2020 c S-15.1 Reg 10 s5-1.
Application
5‑2	 This	Part	does	not	apply	to:
(a)	 a	hospital,	medical	clinic,	physician’s	office,	nursing	home	or	other	health	
care facility where a physician or a registered nurse is always readily available; 
or
(b) a close place of employment at which the work performed is entirely 
low-hazard work.
31 Dec 2020 c S-15.1 Reg 10 s5-2.
Provision of first aid
5‑3	 Subject	to	section	5-4,	an	employer,	contractor	or	owner	shall:
(a)	 provide	the	personnel,	supplies,	equipment,	facilities	and	transportation	
required	by	this	Part	to	render	prompt	and	appropriate	first	aid	to	workers	
at every worksite;
(b)	 subject	to	clause	(c),	provide	first	aid	supplies	and	equipment	that	meet	
the	 appropriate	 classification	 and	 minium	 requirements	 for	 the	 place	 of	
employment or worksite as set out in CSA standard;
(c)	 undertake	a	workplace	first	aid	risk	assessment	conducted	by	a	competent	
person	to	determine	the	appropriate	classification	for	the	place	of	employment	
or worksite in accordance with the guidelines as set out in Annex A of CSA 
standard;
(d) in consultation with the committee, the representative or, if there is no 
committee or representative, the workers, review the provisions of this Part;
(e)	 if	the	provisions	of	this	Part	are	not	adequate	to	meet	any	specific	hazard	
at a place of employment, provide additional suitable personnel, supplies, 
equipment	and	facilities	that	are	appropriate	for	the	hazard;	and
(f) ensure that, if a worker may be entrapped or incapacitated in a situation 
that	may	be	dangerous	to	any	person	involved	in	the	rescue	operation:
(i) an effective written procedure for the rescue of that worker is 
developed; and
(ii)	 suitable	personnel	and	rescue	equipment	are	provided.
31 Dec 2020 c S-15.1 Reg 10 s5-3.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
More than 1 employer
5‑4(1)	 If	more	than	1	employer	has	workers	at	the	same	place	of	employment:
(a) the employers and any contractor or owner may agree in writing to provide 
collectively	the	personnel,	supplies,	equipment,	facilities	and	transportation	
for	injured	workers	required	by	this	Part;	or
(b)	 the	director	may,	by	notice	in	writing,	require	all	employers,	contractors	
and	owners	to	provide	collectively	the	personnel,	supplies,	equipment,	facilities	
and	transportation	for	injured	workers	required	by	this	Part.
(2) For the purposes of subsection (1), the total number of workers of all employers 
at the place of employment is deemed to be the number of workers at the place of 
employment.
31 Dec 2020 c S-15.1 Reg 10 s5-4.
First aid personnel
5‑5(1)	 An	employer	or	contractor	shall:
(a)	 provide	the	personnel	set	out	in	Table	9	of	the	Appendix	for:
(i) the level of risk associated with the work carried out at the place of 
employment	as	determined	by	a	workplace	first	aid	risk	assessment;	and
(ii) the number of workers at the place of employment at any one time; 
and
(b) ensure that the personnel are readily available during working hours.
(2)	 An	employer	or	contractor	shall	ensure	that	the	personnel	required	pursuant	to	
subsection	(1)	have	the	qualifications	set	out	in	Table	1	or	Table	3	of	the	Appendix,	
as	the	case	may	require.
(3)	 A	person	who	possesses	credentials	in	first	aid	that,	in	the	opinion	of	the	director,	
are	equivalent	to	or	superior	to	the	credentials	required	for	a	place	of	employment	
may	serve	as	a	first	aid	attendant	at	that	place	of	employment.
(4)	 If	 rescue	 personnel	 are	 required	 by	 these	 regulations	 to	 be	 provided	 at	 a	
worksite,	an	employer	or	contractor	shall	ensure	that	at	least	1	first	aid	attendant	
with	a	class	A	qualification	is	readily	available	during	working	hours,	whether	or	
not	the	employer	or	contractor	is	required	to	provide	a	class	A	first	aid	attendant	
pursuant to subsection (1).
(5) Notwithstanding any other provision of this Part, if an employer, contractor 
or owner provides lodging for workers at or near an isolated or distant place of 
employment, the employer, contractor or owner shall provide the personnel, supplies, 
equipment	 and	 facilities	 required	 pursuant	 to	 section	 5-3(b)	 and	 Table	 9	 of	 the	
Appendix based on the total number of workers at or near the place of employment, 
whether or not the workers are all working at any one time.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(6)	 An	employer	or	contractor	shall:
(a)	 allow	a	first	aid	attendant	and	any	other	worker	that	the	first	aid	attendant	
needs	for	assistance	to	provide	prompt	and	adequate	first	aid	to	a	worker	who	
has been injured or taken ill; and
(b)	 ensure	that	the	first	aid	attendant	and	any	worker	assisting	the	first	aid	
attendant	have	adequate	time,	with	no	loss	of	pay	or	other	benefits,	to	provide	
the	first	aid.
31 Dec 2020 c S-15.1 Reg 10 s5-5.
Certificates
5‑6(1)	 No	 certificate	issued	 by	 an	 agency	 is	 valid	 for	 the	 purposes	 of	 this	 Part	
unless	the	certificate	specifies	the	duration	and	content	of	the	course	for	which	the	
certificate	is	issued	and	the	expiry	date	of	the	certificate.
(2)	 A	certificate	may	specify:
(a)	 a	period	not	exceeding	3	years	for	which	the	certificate	is	valid;	and
(b)	 the	conditions	for	the	renewal	of	the	certificate.
31 Dec 2020 c S-15.1 Reg 10 s5-6.
First aid station
5‑7(1) An employer or contractor shall provide and maintain for every worksite a 
readily	accessible	first	aid	station	that	contains:
(a)	 a	 first	 aid	 kit	 containing	 the	 supplies	 and	 equipment	 mentioned	 in	
section 5-3(b);
(b)	 a	suitable	first	aid	manual;	and
(c)	 any	other	supplies	and	equipment	required	by	these	regulations.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a)	 the	location	of	a	first	aid	station	is	clearly	and	conspicuously	identified;	and
(b)	 at	a	first	aid	station,	an	appropriate	emergency	procedure	is	prominently	
displayed	that	includes:
(i) an emergency telephone list or other instructions for reaching the 
nearest	fire,	police,	ambulance,	physician,	hospital	or	other	appropriate	
service; and
(ii)	 any	written	rescue	procedure	required	by	subclause	5-3(f)	(i).
31 Dec 2020 c S-15.1 Reg 10 s5-7.
First aid register
5‑8	 An	employer	or	contractor	shall	ensure	that:
(a)	 each	first	aid	station	is	provided	with	a	first	aid	register;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(b)	 all	particulars	of	the	following	are	recorded	in	the	first	aid	register:
(i)	 each	first	aid	treatment	administered	to	a	worker	while	at	work;
(ii) each case referred for medical attention;
(c)	 a	first	aid	register	is	readily	available	for	inspection	by	the	committee	or	
representative; and
(d)	 a	first	aid	register	no	longer	in	use	is	retained	at	the	place	of	employment	
for a period of not less than 5 years from the day on which the register ceased 
to be used.
31 Dec 2020 c S-15.1 Reg 10 s5-8.
First aid room
5‑9	 If	there	are	likely	to	be	100	or	more	workers	at	a	distant	or	isolated	place	of	
employment	at	any	one	time,	an	employer,	contractor	or	owner	shall	provide	a	first	
aid	room	that:
(a)	 is	 of	 adequate	 size,	 is	 clean	 and	 is	 provided	 with	 adequate	 lighting,	
ventilation and heating;
(b)	 is	equipped	with:
(i) a permanently installed sink, with hot and cold water;
(ii)	 the	first	aid	supplies	and	equipment	required	by	this	Part;	and
(iii) a cot or bed with a moisture-protected mattress and pillows;
(c) is readily accessible to workers;
(d)	 is	under	the	charge	of	a	first	aid	attendant	with	the	qualifications	required	
by	this	Part	who	is	readily	available	to	provide	first	aid;	and
(e)	 is	used	exclusively	for	the	purposes	of	administering	first	aid	and	medical	
examinations and to provide rest for persons who are injured or ill.
31 Dec 2020 c S-15.1 Reg 10 s5-9.
Workers being transported
5‑10	 If	 workers	 are	 being	 transported	 by	 an	 employer	 or	 contractor	 to	 or	 from	
work	or	at	work,	and	a	first	aid	station,	medical	clinic,	physician’s	office,	hospital	
or other health care facility is not readily available, an employer or contractor shall 
provide	a	first	aid	kit	that	contains	at	least	the	supplies	and	equipment	that	are	
consistent	with	the	requirements	in	CSA	standard	and	that	is	readily	available	to	
the workers being transported.
31 Dec 2020 c S-15.1 Reg 10 s5-10.
First aid supplies and equipment
5‑11(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 all	 first	aid	 supplies	 and	 equipment	 are	 protected	 and	 kept	 in	 a	 clean	
and dry state;
(b)	 no	supplies,	equipment	or	materials	other	than	supplies	and	equipment	
for	first	aid	are	kept	in	the	first	aid	kit	mentioned	in	clause	5-7(1)	(a).

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(2)	 At	a	place	of	employment	where	a	first	aid	attendant	is	required	pursuant	to	
section	5-5,	an	employer	or	contractor	shall	provide	the	additional	first	aid	supplies	
and	equipment	necessary	to	perform	the	duties	if:
(a)	 a	first	aid	attendant	with	a	class	A	qualification	is	required;
(b)	 a	first	aid	attendant	with	a	class	B	qualification	is	required;	or	
(c)	 a	person	with	licence	to	practise	is	required.
(3) An employer or contractor shall provide and make readily accessible to workers 
any	 additional	 specialized	 first	 aid	 supplies	 or	 equipment	 as	 determined	 by	 a	
workplace	first	aid	risk	assessment.	
31 Dec 2020 c S-15.1 Reg 10 s5-11.
Transportation of injured workers
5‑12(1) An employer or contractor shall ensure that a means of transportation for 
injured workers to a medical facility or hospital is available.
(2)	 The	following	meet	the	requirements	of	subsection	(1):
(a) an ambulance service that is within 30 minutes’ travel time from the 
ambulance base to the place of employment under normal travel conditions; or
(b) a means of transportation that is suitable, having regard to the distance 
to be travelled and the risks to which workers are exposed, that affords 
protection	against	the	weather	and	is	equipped,	if	reasonably	practicable,	with	
a means of communication that permits contact with the medical facility or 
hospital to which the injured worker is being transported and with the place 
of employment.
(3)	 If	a	stretcher	is	required	to	be	provided	in	accordance	with	a	workplace	first	
aid risk assessment, an employer or contractor shall ensure that the means of 
transportation provided pursuant to clause (2) (b) is capable of accommodating and 
securing an occupied stretcher.
(4) An employer or contractor shall provide a means of communication to summon 
the	transportation	required	by	subsection	(1).
(5)	 If	a	worker	is	seriously	injured	or,	in	the	opinion	of	a	first	aid	attendant,	needs	
to be accompanied during transportation, an employer or contractor shall ensure 
that	the	worker	is	accompanied	by	a	first	aid	attendant	during	transportation.
31 Dec 2020 c S-15.1 Reg 10 s5-12.
Asphyxiation and poisoning
5‑13	 If	a	worker	is	at	risk	of	asphyxiation	or	poisoning,	an	employer	or	contractor	
shall ensure that all practicable emergency arrangements are made for the rescue 
of	the	worker	and	for	the	prompt	provision	of	antidotes,	supportive	measures,	first	
aid, medical attention and any other measures that are appropriate to the nature 
and probable effects of the asphyxia or poisoning.
31 Dec 2020 c S-15.1 Reg 10 s5-13.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Additional provisions
5‑14	 If,	in	the	opinion	of	the	director,	first	aid	and	emergency	arrangements	at	
a	place	of	employment	or	worksite	are	inadequate,	the	director	may,	by	notice	in	
writing,	require	the	employer	or	contractor	to	make	additional	provisions.
31 Dec 2020 c S-15.1 Reg 10 s5-14.
PART 6
General Health Requirements
Sanitation
6‑1(1) An employer, contractor or owner shall ensure that a place of employment 
is sanitary and kept as clean as is reasonably practicable and shall ensure, to the 
extent	that	is	reasonably	practicable,	that:
(a) dirt and debris are removed at least daily by a suitable method from all 
floors,	working	surfaces,	stairways	and	passages;
(b)	 floors	are	cleaned	at	least	once	each	week	by	washing,	vacuum	cleaning	
or any other effective and suitable method; and
(c) all inside walls, partitions, ceilings, passages and staircases are clean and 
are	suitably	finished	and	maintained.
(2)	 If	a	worker	may	be	exposed	to	refuse,	spills	or	waste	materials	that	may	pose	a	
risk to the worker’s health or safety, an employer or contractor shall ensure that the 
refuse, spill or waste material is removed by a suitable method from the worksite 
as soon as is reasonably practicable.
31 Dec 2020 c S-15.1 Reg 10 s6-1.
Ventilation and air supply
6‑2	 An	employer,	contractor	or	owner	shall:
(a)	 ensure	the	adequate	ventilation	of	a	place	of	employment;	and
(b) to the extent that is reasonably practicable, render harmless and 
inoffensive, and prevent the accumulation of, any contaminants or impurities 
in	the	air	by	providing	an	adequate	supply	of	clean	and	wholesome	air	and	
maintaining its circulation throughout the place of employment.
31 Dec 2020 c S-15.1 Reg 10 s6-2.
Mechanical ventilation
6‑3(1) An employer, contractor or owner shall provide a mechanical ventilation 
system	in	a	place	of	employment	that	is	sufficient	and	suitable	to	protect	the	workers	
against inhalation of a contaminant and to prevent accumulation of the contaminant 
and ensure that the mechanical ventilation system is maintained and properly used, 
if	any	work,	activity	or	process	in	the	place	of	employment	gives	off:
(a) a dust, fume, gas, mist, aerosol or vapour or other contaminant of a kind 
and	quantity	that	is	likely	to	be	hazardous	to	workers;	or
(b)	 substantial	quantities	of	contaminants	of	any	kind.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(2) An employer, contractor or owner who provides a mechanical ventilation 
system	at	a	place	of	employment,	whether	required	by	subsection	(1)	or	not,	shall	
ensure	that	the	system	provides	sufficient	fresh	and	tempered	air	to	replace	the	air	
exhausted by ventilation.
(3)	 If	practicable,	an	employer,	contractor	or	owner	shall	ensure	that	a	mechanical	
ventilation	system	required	by	subsection	(1):
(a) includes local exhaust ventilation that is installed and maintained at 
or near the point of origin of the contaminant so as to prevent effectively the 
contaminant from entering the air of the place of employment; and
(b)	 is	equipped	with	a	device	that	will	provide	a	warning	to	workers	when	
the system is not working effectively.
(4) An employer, contractor or owner shall ensure that contaminants removed by 
a	mechanical	ventilation	system	required	by	subsection	(1)	are:
(a) exhausted clear of the place of employment; and
(b) if reasonably practicable, prevented from entering any place of employment.
(5) An employer, contractor or owner shall ensure that effective provision is made 
for the immediate protection of workers in the event of failure of a mechanical 
ventilation	system	required	by	subsection	(1).
(6)	 If	 an	 air	 cleaning	 system	 is	 used	 to	 clean	 recirculated	 air,	 an	 employer,	
contractor or owner shall ensure that the air cleaning system is designed, installed 
and maintained to remove particulate and gaseous contaminants at a rate that 
is	 sufficient	 to	 protect	 the	 health	 and	 safety	 of	 workers	 and,	 if	 it	 is	 reasonably	
practicable, to render the air inoffensive.
31 Dec 2020 c S-15.1 Reg 10 s6-3.
Cleaning and maintaining ventilation systems
6‑4(1)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	 mechanical	 ventilation	 system,	 including	 any	 humidification 	
equipment,	 is	 constructed	 and	 maintained	 to	 minimize	 the	 growth	 and	
dissemination of microorganisms, insects and mites through the ventilation 
system; and
(b) if reasonably practicable, the components of a mechanical ventilation 
system are readily accessible for cleaning and inspection.
(2) An employer, contractor or owner shall ensure that a competent person inspects 
and maintains all parts of a mechanical ventilation system, cleans all louvres and 
replaces	or	adequately	cleans	all	filters	at	a	frequency	that	is	sufficient	to	protect	
the health and safety of the workers.
(3) An employer, contractor or owner shall keep all ventilation openings free of 
any obstruction or source of contamination.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(4) An employer, contractor or owner shall ensure that a record of all inspections, 
maintenance	 and	 cleaning	 of	 a	 mechanical	 ventilation	 system	 required	 by	
subsection	6-3(1):
(a) is made by the competent person who performs the work; and
(b) is readily available for examination by the committee, the representative 
or, if there is no committee or representative, the workers.
31 Dec 2020 c S-15.1 Reg 10 s6-4.
Space
6‑5(1) An employer or contractor shall ensure that no part of a place of employment 
is overcrowded to a degree that may cause risk of injury to workers.
(2) Without limiting the generality of subsection (1), an employer or contractor 
shall ensure that there is at least 10 cubic metres of space for each worker employed 
at any one time at a worksite.
(3) For the purposes of subsection (2), no space that is more than 3 metres from 
the	floor	and	no	space	occupied	by	solid	objects	are	to	be	taken	into	account.
31 Dec 2020 c S-15.1 Reg 10 s6-5.
Lighting
6‑6(1) While workers are present at a worksite, an employer, contractor or owner 
shall	provide	lighting	that	is	sufficient	to	protect	the	health	and	safety	of	workers	
and suitable for the work to be done at the worksite.
(2) An employer, contractor or owner shall ensure that the illumination of all parts 
of a place of employment where workers pass, other than underground at a mine, 
is at least 5 decalux.
(3)	 If	failure	of	the	regular	lighting	system	is	likely	to	create	conditions	dangerous	
to the health or safety of workers, an employer, contractor or owner shall provide 
appropriate emergency lighting of at least 5 decalux for the worksite and exit routes 
from the worksite.
(4)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 light	 fixtures,	 windows	 and	 skylights	 that	 provide	 light	 for	 work	 are,	
if practicable, kept clean and free from any obstruction, except for special 
treatment	of	light	fixtures,	windows	or	skylights	to	reduce	heat	or	glare;	and
(b)	 artificial	light	 sources	 and	 reflective	surfaces	 are	 positioned,	 screened	
or provided with a shade, if practicable, to prevent glare or the formation of 
shadows that cause discomfort or a risk of accident to a worker.
31 Dec 2020 c S-15.1 Reg 10 s6-6.
Thermal conditions
6‑7(1) Subject to subsection (3), in an indoor place of employment, an employer, 
contractor or owner shall provide and maintain thermal conditions, including air 
temperature,	radiant	temperature,	humidity	and	air	movement,	that:
(a) are appropriate to the nature of the work performed;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(b) provide effective protection for the health and safety of workers; and
(c) provide reasonable thermal comfort for workers.
(2) At an indoor place of employment where the thermal environment is likely to 
be a health or safety concern to the workers, an employer, contractor or owner shall 
provide and maintain an appropriate and suitably located instrument for measuring 
the thermal conditions.
(3)	 If	it	is	not	reasonably	practicable	to	control	thermal	conditions	or	if	work	is	
being performed outdoors, an employer, contractor or owner shall provide and 
maintain	measures	for:
(a) the effective protection of the health and safety of workers; and
(b) the reasonable thermal comfort of workers.
(4) Measures for the purposes set out in subsection (3) may include, but are not 
limited	to,	the	following:
(a)	 frequent	monitoring	of	thermal	conditions;
(b)	 the	 provision	 of	 special	 or	 temporary	 equipment,	 including	 screens,	
shelters	and	temporary	heating	or	cooling	equipment;
(c)	 the	provision	of	suitable	clothing	or	personal	protective	equipment;
(d) the provision of hot or cold drinks;
(e) the use of acclimatization or other physiological procedures;
(f) the use of limited work schedules with rest and recovery periods, changes 
in workloads, changes in hours or other arrangements for work;
(g)	 frequent	observation	of	workers	by	a	person	who	is	trained	to	recognize	
the symptoms of physiological stress resulting from extreme temperatures;
(h) the provision of emergency supplies for use when travelling under 
extremely cold or inclement weather conditions.
(5)	 If	a	worker	is	required	to	work	in	thermal	conditions	that	are	different	from	
those associated with the worker’s normal duties, an employer or contractor shall 
provide,	 and	 require	 the	 worker	 to	 use,	 any	 suitable	 clothing	 or	 other	 personal	
protective	equipment	that	is	necessary	to	protect	the	health	and	safety	of	the	worker.
31 Dec 2020 c S-15.1 Reg 10 s6-7.
Toilet facilities
6‑8(1) An employer, contractor or owner shall ensure that suitable and readily 
accessible	toilet	facilities	for	workers:
(a) are provided at a place of employment, maintained and kept clean;
(b)	 are	 sufficient	 in	 number	 for	 the	 number	 of	 workers	 at	 the	 place	 of	
employment at any one time; and
(c)	 have	adequate	provision	for	privacy,	heat,	light	and	ventilation.
(2)	 Subject	to	subsections	(3)	to	(6),	the	minimum	number	of	toilet	facilities	required	
pursuant to subsection (1) is set out in Table 10 of the Appendix.

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(3)	 If	 toilet	 facilities	 are	 likely	 to	 be	 used	 by	 persons	 other	 than	 workers,	 an	
employer, contractor or owner shall provide additional toilets in a number that is 
proportionate to the number set out in Table 10 of the Appendix and, if use by those 
other	persons	is	substantial	and	frequent,	the	employer,	contractor	or	owner	shall	
provide separate toilet facilities for those other persons.
(4)	 If	 there	 are	 more	 than	 10	 workers	 and	 both	 male	 and	 female	 persons	 are	
employed at any time, an employer, contractor or owner shall provide separate toilet 
facilities for workers of each sex in numbers that are proportionate to the numbers 
of male and female persons employed.
(5)	 If	each	toilet	compartment	is	completely	enclosed	from	floor	to	ceiling	and	has	a	
door that can be locked from the inside, an employer, contractor or owner is deemed 
to	have	met	the	requirements	of	subsection	(4).
(6)	 If	more	than	100	male	persons	work	or	are	likely	to	work	on	any	shift	and	
sufficient	 urinal	 accommodations	 are	 provided,	 the	 minimum	 number	 of	 toilet	
facilities set out in Table 10 of the Appendix may be reduced with the permission 
of	an	officer.
(7)	 An	employer,	contractor	or	owner	shall	ensure	that	each	toilet	facility	required	
by	this	section:
(a) is used exclusively for the purposes for which the facility is designed;
(b) is free from any obstacle or obstruction that could prevent the facility 
from being used;
(c) is kept free of vermin;
(d) is supplied with toilet tissue at all times and with easily cleanable, covered 
receptacles for waste materials; and
(e)	 except	in	the	case	of	a	urinal,	is	equipped	with	an	individual	compartment	
and a door that can be locked from the inside.
31 Dec 2020 c S-15.1 Reg 10 s6-8.
Personal washing
6‑9 An employer, contractor or owner shall provide and maintain for the use of 
workers	suitable	facilities	for	personal	washing	that:
(a) are located near each toilet at a place of employment;
(b) have a supply of clean hot and cold water or warm water, soap and clean 
towels or other suitable means of cleaning and drying;
(c) have an easily cleanable, covered receptacle for waste materials;
(d)	 are	adequately	heated,	ventilated	and	lighted;	and
(e) are kept in a clean and neat condition.
31 Dec 2020 c S-15.1 Reg 10 s6-9.

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Clothing
6‑10(1) Subject to subsection (2), an employer, contractor or owner shall provide 
at a place of employment and maintain for the use of workers clean, appropriately 
located and suitable accommodation for street clothing that is not worn at work 
and for clothing worn at work.
(2)	 If	street	clothing	not	worn	at	work	is	likely	to	become	wet,	dirty	or	contaminated	
from being kept in the same accommodation as clothing worn at work, the 
accommodation for street clothing must be separate from the accommodation 
provided for clothing worn at work.
(3)	 If	a	worker’s	work	clothing	or	skin	is	likely	to	be	contaminated	by	hazardous	
or	offensive	substances,	an	employer	or	contractor	shall:
(a) provide protective clothing and head cover appropriate to the work and 
hazard;
(b) provide a suitable changing area; and
(c) ensure that the clothing and head cover is handled and cleaned or disposed 
of in a manner that will prevent worker exposure to hazardous or offensive 
substances.
31 Dec 2020 c S-15.1 Reg 10 s6-10.
Change and shower facilities
6‑11	 If	 a	 worker’s	 skin	 is	 likely	 to	 be	 contaminated	 by	 harmful	 or	 offensive	
substances as part of the regular work processes at a place of employment, an 
employer,	contractor	or	owner	shall:
(a)	 if	reasonably	practicable,	provide	and	maintain	suitable,	adequate	and	
clean change and shower facilities; and
(b)	 allow	sufficient	time,	during	normal	working	hours	without	loss	of	pay	or	
other	benefits,	for	the	worker	to	use	the	facilities.
31 Dec 2020 c S-15.1 Reg 10 s6-11.
Eating areas
6‑12(1)	 An	employer,	contractor	or	owner	shall	provide	sufficient,	suitable	areas	
that	are	kept	clean,	dry,	thermally	comfortable	and	reasonably	quiet	for	workers	
to eat and drink during work breaks.
(2) At places of employment where the substances used in the work or the work 
processes are dusty, dirty or otherwise likely to contaminate a worker’s person, 
clothing or food, the employer, contractor or owner shall provide an eating area that 
is separate from the worksite and close to washing facilities.
31 Dec 2020 c S-15.1 Reg 10 s6-12.

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Drinking water
6‑13(1) An employer, contractor or owner shall provide, at suitable points that are 
readily	accessible	to	all	workers,	an	adequate	supply	of	clean	and	safe	drinking	water.
(2)	 If	 the	 supply	 of	 drinking	 water	 at	 a	 place	 of	 employment	 is	 not	 piped,	 an	
employer,	contractor	or	owner	shall:
(a) provide drinking water in suitable covered containers;
(b) protect the drinking water from contamination; and
(c) change the drinking water as often as is necessary to ensure that the 
water is clean and safe to drink.
(3) Except if drinking water is supplied in an upward jet, an employer, contractor 
or	owner	shall	provide	an	adequate	supply	of	disposable	cups	near	each	supply	of	
drinking water.
(4)	 If	it	is	necessary	to	identify	the	supply	of	drinking	water,	an	employer,	contractor	
or owner shall clearly indicate the supply of drinking water with a sign that says 
“Drinking	Water”	or	by	another	visual	means.
(5)	 If	there	is	a	supply	of	water	at	a	place	of	employment	that	is	unfit	for	drinking,	
an employer, contractor or owner shall clearly indicate the supply of water with a 
permanently	fixed,	durable	sign	that	says	“Unfit	for	Drinking”	or	by	another	visual	
means.
31 Dec 2020 c S-15.1 Reg 10 s6-13.
Smoking
6‑14(1)	 In	this	section:
“enclosed place of employment” means a place of employment that is within 
a	building	or	another	enclosed	place	and	includes:
(a) a vehicle; and
(b)	 any	of	the	following	areas	of	an	underground	mine:
(i) a mine shaft;
(ii)	 a	refuge	station	required	pursuant	to	The Mines Regulations;
(iii) a lunch room;
(iv) any area, other than one mentioned in subclauses  (i) to (iii), 
that is within 10 metres of where a worker, self-employed person, 
employer, contractor or owner is present;
“enclosed work‑related area” means a work-related area that is within a 
building or another enclosed place;
“enclosed worksite” means a worksite that is within a building or another 
enclosed place;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
“smoke” means to smoke, hold or otherwise have control over ignited tobacco;
“tobacco” means tobacco in any form in which it is used or consumed, and 
includes snuff and raw leaf tobacco, but does not include any food, drug or 
device that contains nicotine to which the Food and Drugs Act (Canada) applies.
(2) Subject to subsections (3) and (4), an employer, contractor or owner shall ensure 
that	no	person	smokes	in:
(a) an enclosed place of employment;
(b) an enclosed work-related area; or
(c) any other place of employment where smoking is prohibited by law.
(3)	 Subsection	(2)	does	not	apply	to	the	following	places	or	persons:
(a) an enclosed place of employment or enclosed work-related area while it is 
being used with the consent of the proprietor for traditional Aboriginal spiritual 
or cultural practices or ceremonies, if the use of tobacco is an integral part of 
the traditional Aboriginal spiritual or cultural practices or ceremonies being 
carried out in the enclosed place of employment or enclosed work-related area;
(b)	 residents	or	persons	visiting	residents	in	an	enclosed	place	that:
(i) is ventilated separately from the rest of the enclosed place of 
employment or enclosed work-related area;
(ii)	 is	within:
(A) a facility designated as a special-care home pursuant to The 
Facility Designation Regulations; or
(B)	 a	personal	care	home	as	defined	in	The Personal Care Homes 
Act that offers care and accommodation to more than 10 persons; and
(iii)	 meets	the	requirements	set	out	in	The Tobacco Control Act and the 
regulations made pursuant to that Act.
(4) No person while at work shall smoke in any enclosed place of employment 
or enclosed work-related area where smoking is prohibited pursuant to this 
section	unless:
(a)	 the	person	is:
(i)	 a	self-employed	person	in	a	place	of	employment	that:
(A) is ventilated separately from other places of employment or 
work-related areas; and
(B) is owned by the self-employed person;
(ii) a worker in a vehicle who has the permission of the owner or lessee 
of the vehicle to smoke in the vehicle; or

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(iii) a self-employed person or worker who is the sole occupant of a work 
camp	living	accommodation	if:
(A) the living accommodation is ventilated separately from other 
places of employment or enclosed work-related areas; and
(B) the self-employed person or worker has the permission of 
the owner or operator of the work camp to smoke in the living 
accommodation;
(b) no other worker, self-employed person, employer, contractor or owner is 
present	on	a	frequent	and	regular	basis	in	any	of	the	places	of	employment	or	
enclosed work-related areas mentioned in clause (a); and
(c) no other worker, self-employed person, employer, contractor or owner is 
present when the person mentioned in clause (a) is smoking.
(5)	 Subject	to	subsection	(6),	a	worker	may	refuse	to	enter	an	enclosed	worksite	if:
(a) visible tobacco smoke is present; or
(b) fewer than 30 minutes have passed since a tobacco product was 
extinguished in the enclosed worksite, whether or not visible tobacco smoke 
is present.
(6)	 Subsection	(5)	does	not	apply	if	the	worker	is	required	to	enter	the	enclosed	
worksite to prevent imminent injury or damage to persons or property located within 
the enclosed worksite.
(7)	 If	smoking	is	permitted	pursuant	to	subsection	(3)	or	(4),	an	employer,	contractor	
or	owner	shall:
(a) restrict workers’ exposure or self-employed persons’ exposure to 
second-hand tobacco smoke to the extent that is reasonably practicable; and
(b) inform workers and self-employed persons of the risk to their health from 
second-hand tobacco smoke.
(8) An employer, contractor or owner shall ensure that in every enclosed place of 
employment	where	smoking	is	prohibited:
(a) signs are posted in locations that are clearly visible to those entering the 
enclosed place of employment that indicate that smoking is prohibited; and
(b) no ashtray or other receptacle designed to be used as an ashtray is present 
within the enclosed place of employment.
31 Dec 2020 c S-15.1 Reg 10 s6-14.
Lifting and handling loads
6‑15(1) An employer or contractor shall ensure, if reasonably practicable, that 
suitable	equipment	is	provided	and	used	for	the	handling	of	heavy	or	awkward	loads.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(2)	 If	the	use	of	equipment	is	not	reasonably	practicable,	an	employer	or	contractor	
shall take all practicable means to adapt heavy or awkward loads to facilitate lifting, 
holding or transporting by workers or to otherwise minimize the manual handling 
required.
(3) An employer or contractor shall ensure that no worker engages in the manual 
lifting, holding or transporting of a load that, by reason of its weight, size or shape, 
or	by	any	combination	of	these	or	by	reason	of	the	frequency,	speed	or	manner	in	
which the load is lifted, held or transported, is likely to be injurious to the worker’s 
health or safety.
(4) An employer or contractor shall ensure that a worker who is to engage in the 
lifting, holding or transporting of loads receives appropriate training in safe methods 
of lifting, holding or carrying of loads.
31 Dec 2020 c S-15.1 Reg 10 s6-15.
Standing
6‑16(1)	 If	 workers	 are	 required	 to	 stand	 for	 long	 periods	 in	 the	 course	 of	 their	
work,	an	employer	or	contractor	shall	provide	adequate	anti-fatigue	mats,	footrests	
or other suitable devices to give relief to workers.
(2)	 If	wet	processes	are	used,	an	employer	or	contractor	shall	ensure	that	reasonable	
drainage	is	maintained	and	that	false	floors,	platforms,	mats	or	other	dry	standing	
places are provided, maintained and kept clean.
31 Dec 2020 c S-15.1 Reg 10 s6-16.
Sitting
6‑17(1)	 If,	in	the	course	of	their	work,	workers	have	reasonable	opportunities	for	
sitting without substantial detriment to their work, an employer or contractor shall 
provide and maintain for their use appropriate seating to enable the workers to sit.
(2)	 If	a	substantial	portion	of	any	work	can	properly	be	done	sitting,	an	employer	
or	contractor	shall	provide	and	maintain:
(a) a seat that is suitably designed, constructed, dimensioned and supported 
for the worker to do the work; and
(b) if needed, a footrest that can readily and comfortably support the worker’s 
feet.
31 Dec 2020 c S-15.1 Reg 10 s6-17.
Musculoskeletal injuries
6‑18(1)	 In	this	section,	“musculoskeletal injury” means an injury or disorder 
of the muscles, tendons, ligaments, nerves, joints, bones or supporting vasculature 
that	may	be	caused	or	aggravated	by	any	of	the	following:
(a) repetitive motions;
(b) forceful exertions;

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(c) vibration;
(d) mechanical compression;
(e) sustained or awkward postures;
(f) limitations on motion or action;
(g) other ergonomic stressors.
(2) An employer or contractor, in consultation with the committee, shall regularly 
review the activities at the place of employment that may cause or aggravate 
musculoskeletal injuries.
(3)	 If	a	risk	of	musculoskeletal	injury	is	identified,	an	employer	or	contractor	shall:
(a) inform each worker who may be at risk of developing musculoskeletal injury 
of that risk and of the signs and common symptoms of any musculoskeletal 
injury associated with that worker’s work; and
(b) provide effective protection for each worker who may be at risk, which 
may	include	any	of	the	following:
(i)	 providing	equipment	that	is	designed,	constructed,	positioned	and	
maintained to reduce the harmful effects of an activity;
(ii) implementing appropriate work practices and procedures to reduce 
the harmful effects of an activity;
(iii) implementing work schedules that incorporate rest and recovery 
periods, changes in workload or other arrangements for alternating work 
to reduce the harmful effects of an activity.
(4) An employer or contractor shall ensure that workers who may be at risk of 
developing musculoskeletal injury are instructed in the safe performance of the 
worker’s work, including the use of appropriate work practices and procedures, 
equipment	and	personal	protective	equipment.
(5)	 If	a	worker	has	symptoms	of	musculoskeletal	injury,	an	employer	or	contractor	
shall:
(a) advise the worker to consult a physician or a health care professional 
who is registered or licensed pursuant to an Act to practise any of the healing 
arts; and
(b) promptly review the activities of that worker and of other workers doing 
similar tasks to identify any cause of the symptoms and to take corrective 
measures to avoid further injuries.
31 Dec 2020 c S-15.1 Reg 10 s6-18.

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Shift work and constant effort and exertion
6‑19	 If	 a	 worker	 works	 shifts	 or	 a	 worker’s	 work	 demands	 constant	 and	
uninterrupted mental effort or constant and uninterrupted physical exertion, an 
employer	or	contractor,	in	consultation	with	the	committee,	shall:
(a) assess the risks to the worker’s health and safety of the worker’s work; and
(b) inform the worker of the nature and extent of the risks mentioned in 
clause (a) and the ways to eliminate or reduce those risks.
31 Dec 2020 c S-15.1 Reg 10 s6-18.
Visually demanding tasks
6‑20(1) An employer or contractor, in consultation with the committee, shall 
identify any tasks that involve a potentially harmful visual demand on a worker.
(2)	 An	employer	or	contractor	shall:
(a) take all practicable steps to reduce the harmful visual demand of those 
tasks;
(b) inform the worker of the risk of performing those tasks;
(c) advise the worker to consult a physician or an optometrist if any persistent 
vision impairment, disability or visual strain results from performing the tasks;
(d) if a worker cannot attend a consultation mentioned in clause (c) during 
the worker’s time off work, permit the worker to attend the consultation during 
normal	working	hours	without	loss	of	pay	or	other	benefits;	and
(e) if a worker cannot recover the costs of a consultation mentioned in 
clause (c), reimburse the worker for the costs of the consultation that, in the 
opinion of the director, are reasonable.
31 Dec 2020 c S-15.1 Reg 10 s6-20.
Radioactive substances
6‑21(1) Subject to Part V of The Saskatchewan Employment Act and The Radiation 
Health and Safety Regulations, 2005 if a radioactive substance or a device containing 
a	radioactive	substance	is	handled,	used,	stored	or	disposed	of,	an	employer:
(a) in consultation with the committee, the representative or, if there is no 
committee or representative, the workers, shall develop safe work practices 
and procedures to handle, use, store and dispose of radioactive substances or 
devices containing radioactive substances; and
(b)	 on	request,	shall	make	available	to	the	committee,	the	representative	or	
the workers any licence issued to the employer pursuant to the Nuclear Safety 
and Control Act (Canada).
(2) An employer shall ensure that the safe work practices and procedures developed 
pursuant to clause (1) (a) are implemented.
31 Dec 2020 c S-15.1 Reg 10 s6-21.

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Exposure control plan
6‑22(1)	 In	this	section:
“engineering controls” means physical controls or barriers that isolate or 
remove	an	infectious	disease	hazard	and	includes:
(a) medical devices approved by Health Canada that have engineered 
sharps injury protections;
(b) sharps disposal containers;
(c) needleless systems and needles with engineered sharps injury 
protections	as	defined	in	section	31-9;	and
(d) other devices that isolate or remove sharps hazards;
“expose” means harmful contact with an infectious material or organism from 
inhalation, ingestion, skin or mucous membrane contact or percutaneous injury;
“exposure control plan”	means	an	exposure	control	plan	required	pursuant	
to subsection (2);
“infectious material or organism” means an infectious material or organism 
that	has	been	identified	in	an	approved	manner	as	an	infectious	disease	hazard	
that	poses	a	significantly	increased	exposure	risk	to	a	worker	or	self-employed	
person.
(2)	 If	 workers	 are	 required	 to	 handle,	 use	 or	 produce	 an	 infectious	 material	 or	
organism or are likely to be exposed at a place of employment, an employer, in 
consultation with the committee, shall develop and implement an exposure control 
plan to eliminate or minimize worker exposure.
(3)	 An	exposure	control	plan	must:
(a) be in writing;
(b) identify any workers at the place of employment who may be exposed;
(c) identify categories of tasks and procedures that may put workers at risk 
of exposure;
(d) describe the ways in which an infectious material or organism can enter 
the body of a worker and the risks associated with that entry;
(e) describe the signs and symptoms of any disease that may arise for a worker 
exposed at the place of employment;
(f)	 describe	infection	control	measures	to	be	used,	such	as	the	following:
(i) vaccination;
(ii) engineering controls;
(iii)	 personal	protective	equipment;
(iv) safe work practices and procedures; and
(v) standard practices that incorporate universal precautions;
(g) identify the limitations of the infection control measures described 
pursuant to clause (f);

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(h)	 set	out	procedures	to	be	followed	in	each	of	the	following	circumstances:
(i) if there has been a spill or leak of an infectious material or organism;
(ii) if a worker has been exposed;
(iii) if a worker believes that the worker has been exposed;
(i) set out the methods of cleaning, disinfecting or disposing of clothing, 
personal	 protective	 equipment	 or	 other	 equipment	 contaminated	 with	 an	
infectious material or organism that must be followed and indicate who is 
responsible for carrying out those activities;
(j) describe the training to be provided to workers who may be exposed and 
the means by which this training will be provided;
(k)	 require	the	investigation	and	documentation,	in	a	manner	that	protects	
the	confidentiality	of	the	exposed	worker,	of	any	work-related	exposure	incident,	
including the route of exposure and the circumstances in which the exposure 
occurred; and
(l)	 require	the	investigation	of	any	occurrence	of	an	occupationally	transmitted	
infection or infectious disease to identify the route of exposure and implement 
measures to prevent further infection.
(4)	 If	subsection	(2)	applies	to	an	employer,	that	employer	must	describe	in	the	
employer’s exposure control plan the steps that will be taken to ensure compliance 
with this section and, if applicable, subsection 31-9(3).
(5) No employer shall allow a worker to undertake any tasks or procedures 
mentioned in clause (3) (c) unless the worker has been trained with respect to the 
exposure control plan and the use of control measures appropriate for the task or 
procedure undertaken.
(6)	 An	employer,	in	consultation	with	the	committee,	shall	review	the	adequacy	
of the exposure control plan, and amend the plan if necessary, at least every 2 
years	or	as	necessary	to	reflect	advances	in	infection	control	measures,	including	
engineering controls.
(7) An employer shall make a copy of the exposure control plan and any amendments 
to that plan readily available to every worker who may be exposed.
(8)	 An	employer	shall:
(a)	 inform	workers	who	are	required	to	handle,	use	or	produce	an	infectious	
material or organism or who may be exposed at a place of employment of the 
following:
(i) any vaccine recommended for workers with respect to that risk in the 
Canadian Immunization Guide, published by the Public Health Agency 
of	Canada	,	and	recommended	by:
(A)	 a	 medical	 health	 officer	 appointed	 pursuant	 to	 The Public 
Health Act	or	a	designated	public	health	officer	within	the	meaning	
of The Public Health Act, 1994 whose powers and responsibilities 
include	those	set	out	in	Part	IV	of	The Public Health Act, 1994; or
(B) a physician with expertise in immunization or the control of 
communicable diseases;
(ii) the risks associated with taking a vaccine mentioned in subclause (i);

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(b) with the worker’s consent, arrange for the worker to receive any 
vaccination recommended pursuant to subclause (a) (i) during the worker’s 
normal working hours and reimburse the worker for any costs associated with 
receiving the vaccination; and
(c) if a worker cannot receive a vaccination mentioned in subclause (a) (i) 
during the worker’s normal working hours, credit the worker’s attendance for 
the vaccination as time at work and ensure that the worker does not lose any 
pay	or	other	benefits.
(9)	 If	a	worker	has	been	exposed	to	blood	or	potentially	infectious	bodily	fluids	at	
a place of employment, an employer shall, with the consent of the worker, during 
the worker’s normal working hours, arrange for immediate medical evaluation 
and	intervention	by	a	qualified	person	in	an	approved	manner	and	for	confidential	
post-exposure counselling.
(10)	 If	 a	 worker	 cannot	 receive	 medical	 evaluation,	 medical	 intervention	 or	
post-exposure counselling during the worker’s normal working hours, an employer 
shall credit the worker’s attendance for evaluation, intervention or counselling as 
time	at	work	and	shall	ensure	that	the	worker	does	not	lose	any	pay	or	other	benefits.
(11) Nothing in these regulations prohibits an employer or contractor from 
purchasing supplies in bulk together with another employer or contractor but each 
employer or contractor is responsible for ensuring the employer or contractor’s 
compliance with these regulations.
31 Dec 2020 c S-15.1 Reg 10 s6-22.
Special vaccination leave
6‑22.1	 For	the	purpose	of	permitting	its	workers	to	receive	a	COVID-19	vaccination,	
an	employer	must:
(a)	 provide,	at	the	request	of	its	workers,	a	leave	of:
(i) a minimum of 3 consecutive hours; or 
(ii) any period longer than 3 consecutive hours if, in the opinion of the 
employer, the circumstances warrant a longer period; and
(b)	 ensure	that	the	worker	does	not	lose	any	pay	or	other	benefits.
26 Mar 2021 SR 31/2021 s3.
Part 7
Personal Protective Equipment
Use of equipment required
7‑1(1)	 If	it	is	not	reasonably	practicable	to	protect	the	health	and	safety	of	workers	
by design of the plant and work processes, suitable work practices or administrative 
controls, an employer or contractor shall ensure that every worker wears or uses 
suitable	and	adequate	personal	protective	equipment.
(2)	 If	 personal	 protective	 equipment	 will	 not	 effectively	 protect	 a	 worker,	 an	
employer or contractor shall, if reasonably practicable, provide alternative work 
arrangements for that worker.
31 Dec 2020 c S-15.1 Reg 10 s7-1.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
General responsibilities
7‑2(1)	 If	an	employer	or	contractor	is	required	by	these	regulations	or	any	other	
regulations	made	pursuant	to	the	Act	to	provide	personal	protective	equipment,	the	
employer	or	contractor	shall:
(a)	 supply	approved	personal	protective	equipment	to	the	workers	at	no	cost	
to the workers;
(b)	 ensure	that	the	personal	protective	equipment	is	used	by	the	workers;
(c)	 ensure	that	the	personal	protective	equipment	is	at	the	worksite	before	
work begins;
(d)	 ensure	that	the	personal	protective	equipment	is	stored	in	a	clean,	secure	
location that is readily accessible to workers;
(e) ensure that each worker is aware of the location of the personal protective 
equipment	and	trained	in	its	use;
(f)	 inform	the	workers	of	the	reasons	why	the	personal	protective	equipment	
is	required	to	be	used	and	of	the	limitations	of	its	protection;	and
(g)	 ensure	that	personal	protective	equipment	provided	to	a	worker:
(i)	 is	suitable	and	adequate	and	a	proper	fit	for	that	worker;
(ii) is maintained and kept in a sanitary condition; and
(iii) is removed from use or service when damaged.
(2)	 If	an	employer	or	contractor	requires	a	worker	to	clean	and	maintain	personal	
protective	equipment,	the	employer	shall	ensure	that	the	worker	has	adequate	time	
during	normal	working	hours	without	loss	of	pay	or	other	benefits	for	this	purpose.
(3)	 If	reasonably	practicable,	an	employer	or	contractor	shall	make	appropriate	
adjustments to the work procedures and the rate of work to eliminate or reduce the 
danger or discomfort to the worker that may arise from the worker’s use of personal 
protective	equipment.
(4)	 A	worker	who	is	provided	with	personal	protective	equipment	by	an	employer	
or	contractor	shall:
(a)	 use	the	personal	protective	equipment;	and
(b) take reasonable steps to prevent damage to the personal protective 
equipment.
(5)	 If	personal	protective	equipment	provided	to	a	worker	becomes	defective	or	
otherwise	fails	to	provide	the	protection	it	was	intended	for,	the	worker	shall:
(a)	 return	the	personal	protective	equipment	to	the	employer	or	contractor;	
and
(b) inform the employer or contractor of the defect or other reason why the 
personal	 protective	 equipment	 does	 not	 provide	 the	 protection	 that	 it	 was	
intended to provide.
(6) An employer or contractor shall immediately repair or replace any personal 
protective	equipment	returned	to	the	employer	or	contractor	pursuant	to	clause	(5)	(a).
31 Dec 2020 c S-15.1 Reg 10 s7-2.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Respiratory protective devices
7‑3(1)	 If	a	worker	is	likely	to	be	exposed	to	dust,	fumes,	gas,	mist,	aerosol	or	vapour	
or any airborne contaminant that may be present in any amounts that are harmful 
or	offensive	to	the	worker,	an	employer	or	contractor	shall:
(a) provide an approved respiratory protective device for use by the worker 
that:
(i)	 provides	suitable	and	adequate	protection	to	the	worker	from	one	or	
more airborne contaminants;
(ii) is the proper size for the worker’s face;
(iii)	 if	a	tight	fit	is	essential	to	the	proper	functioning	of	the	respiratory	
protective device, makes an effective seal to the facial skin of the worker; 
and
(iv)	 if	 a	 tight	 fit	 is	 essential	 to	 ensure	 the	 worker	 is	 not	 exposed	 to	
one or more airborne contaminants to an extent that may pose a risk of 
significant	harm	to	the	worker,	has	been	fit-tested	by	a	competent	person	
in an approved manner;
(b) ensure that the respiratory protective device is regularly cleaned and 
maintained in an approved manner; and
(c) ensure that the respiratory protective device is kept, when not in use, in 
a convenient and sanitary location in which the respiratory protective device 
is not exposed to extremes of temperature or to any contaminant that may 
inactivate the respiratory protective device.
(2)	 If	a	respiratory	protective	device	as	required	by	subsection	(1)	is	provided	to	a	
worker,	the	employer	or	contractor	shall	ensure	that	the	worker:
(a) has been trained by a competent person in the proper testing, maintenance, 
use and cleaning of the respiratory protective device and in its limitations;
(b)	 can	demonstrate	that	the	worker:
(i) understands the training provided pursuant to clause (a);
(ii) can test, maintain and clean the respiratory protective device; and
(iii) can use the respiratory protective device safely;
(c) tests the respiratory protective device before each use;
(d) is assessed according to an approved standard as being capable of wearing 
a respiratory protective device; and
(e)	 is	adequately	informed	respecting	the	reasons	for	the	assessment	required	
pursuant to clause (d).
(3)	 An	employer	or	contractor	shall	ensure	that	the	training	required	by	clause	(2)	(a)	
includes practical experience by the worker in an uncontaminated environment.

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(4)	 If	 respiratory	 protective	 devices	 are	 used	 only	 for	 emergency	 purposes,	 an	
employer	or	contractor	shall	ensure	that	a	worker	who	may	be	required	to	use	a	
respiratory protective device is given semi-annual refresher training in its safe use.
(5) An employer shall ensure that the following records are kept as long as the 
worker who was provided with a respiratory protective device is employed by the 
employer and that the following records are made readily available for inspection 
and	examination	by	the	committee	or	the	representative,	as	the	case	may	be:
(a)	 records	respecting	fit-testing	for	each	worker	that	is	completed	pursuant	
to subclause (1) (a) (iv);
(b) records respecting the results of assessments for each worker that are 
completed pursuant to clause (2) (d);
(c) records respecting training completed by each worker pursuant to 
subsections (2) and (3).
(6) An employer shall ensure that any records mentioned in clause (5) (b) respecting 
a worker that are made available for inspection and examination pursuant to 
subsection	(5)	do	not	disclose	any	personal	health	information	as	defined	in	The 
Health Information Protection Act respecting the worker, unless the worker agrees 
to that disclosure.
(7) An employer shall ensure that records respecting the maintenance of 
atmosphere-supplying respirators are kept and made readily available for inspection 
and examination by the committee or the representative as long as the worker who 
was provided with an atmosphere-supplying respirator is employed by the employer.
(8) A worker may, at any time, inspect and examine any records kept pursuant to 
subsection (5) or (7) that relate to the worker.
31 Dec 2020 c S-15.1 Reg 10 s7-3.
Inspection of respiratory protective devices
7‑4	 An	employer	or	contractor	shall	ensure	that:
(a) any respiratory protective device for emergency use is thoroughly inspected 
by a competent person at least once a month and after each use;
(b) the date of every inspection made pursuant to clause (a) and the name of 
the person who made the inspection are recorded and conspicuously displayed 
at the location where the respiratory protective device is stored; and
(c)	 any	 defects	 identified	 during	 the	 inspection	 carried	 out	 pursuant	 to	
clause (a) are corrected immediately by a competent person.
31 Dec 2020 c S-15.1 Reg 10 s7-4.

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Working in dangerous atmospheres
7‑5(1)	 If	a	worker	is	required	to	enter	an	atmosphere	that	is	immediately	dangerous	
to the life or health of the worker, an employer or contractor shall ensure that the 
worker is provided with and uses an approved atmosphere-supplying respirator 
that	is:
(a)	 an	open-circuit	SCBA	that:
(i) operates in a pressure demand or other positive pressure mode;
(ii) has a minimum rated capacity of 30 minutes;
(iii)	 is	 sufficiently	charged	 to	 enable	 the	 worker	 to	 perform	 the	 work	
safely; and
(iv)	 is	 equipped	 with	 a	 low-pressure	 warning	 device	 or	 an	 escape	
respirator;
(b)	 an	airline	respirator	equipped	with	a	full	facepiece	that:
(i) operates in a pressure demand or other positive pressure mode; and
(ii)	 has	an	auxiliary	supply	of	air	sufficient	to	allow	the	worker	to	escape	
in	case	of	failure	of	the	primary	air	supply	equipment;	or
(c) a closed-circuit SCBA.
(2)	 If	a	worker	is	required	to	enter	an	atmosphere	that	is	immediately	dangerous	
to	life	or	health,	an	employer	or	contractor	shall	ensure	that:
(a)	 a	 second	 worker,	 suitably	 equipped	 and	 trained,	 is	 present	 and	 in	
communication with the worker at all times; and
(b)	 suitably	equipped	personnel	who	are	trained	in	rescue	procedures	and	are	
fully informed of the hazards are readily available to rescue the endangered 
worker immediately if the worker’s atmosphere-supplying respirator fails or 
the worker becomes incapacitated for any other reason.
(3) An employer or contractor shall ensure that compressed air in an 
atmosphere-supplying respirator used by a worker in an atmosphere that is 
immediately	dangerous	to	the	worker’s	life	or	health	meets	the	purity	requirements	
set out in Table 2 of the Canadian Standards Association standard CAN Z180.1-M85 
Compressed Breathing Air and Systems.
31 Dec 2020 c S-15.1 Reg 10 s7-5.
Protective headwear
7‑6(1)	 If	there	is	a	risk	of	injury	to	the	head	of	a	worker,	an	employer	or	contractor	
shall	provide	approved	industrial	protective	headwear	and	require	a	worker	to	use	it.
(2) The following places are deemed to be places where a worker is exposed to a 
risk	described	in	subsection	(1):
(a) a mine, mill or smelter;
(b) a forestry or sawmilling operation;

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(c) a construction site;
(d) a drilling operation;
(e) an oil or gas servicing operation.
(3)	 If	a	worker	may	contact	an	exposed	energized	electrical	conductor,	an	employer	
or	 contractor	 shall	 provide,	 and	 require	 the	 worker	 to	 use,	 approved	 industrial	
protective	headwear	that	is	of	adequate	dielectric	strength	to	protect	the	worker.
(4)	 If	 a	 worker	 is	 required	 by	 these	 regulations	 to	 use	 industrial	 protective	
headwear,	an	employer	or	contractor	shall	provide	to	the	worker:
(a) a suitable liner if it is necessary to protect the worker from cold conditions; 
and
(b)	 a	retention	system	to	secure	the	industrial	protective	headwear	firmly	to	
the worker’s head if the worker is likely to work in conditions that may cause 
the headwear to dislodge.
(5) An employer or contractor shall ensure that any industrial protective headwear 
provided	to	a	worker	pursuant	to	these	regulations	is	fluorescent	orange	or	other	
high	visibility	colour	if:
(a) the worker is working in a forestry or sawmilling operation; or
(b) visibility of the worker is necessary to protect the health and safety of 
the worker.
(6)	 An	 employer	 or	 contractor	 shall	 not	 require	 or	 permit	 a	 worker	 to	 use	 any	
industrial	protective	headwear	that:
(a)	 is	damaged	or	structurally	modified;
(b) has been subjected to severe impact; or
(c) has been painted or has been cleaned with solvents.
31 Dec 2020 c S-15.1 Reg 10 s7-6.
Workers using all terrain vehicles, snowmobiles, etc.
7‑7(1)	 In	this	section:
“all terrain vehicle” 	 means	 an	 all-terrain	 vehicle	 as	 defined	 in	 The All 
Terrain Vehicles Act;
“snowmobile”	means	a	snowmobile	as	defined	in	The Snowmobile Act;
“towed conveyance” means any sled, cutter, trailer, toboggan or carrier that 
may be towed by a snowmobile or an all terrain vehicle.
(2)	 An	employer	or	contractor	shall	ensure	that	every	worker	who	is	required	or	
permitted to travel in or on an all terrain vehicle, a snowmobile or a towed conveyance 
is	provided	with	and	required	to	use:
(a) approved protective headgear; and
(b) approved eye or face protectors if the all terrain vehicle, snowmobile or 
towed conveyance does not have an enclosed cab.

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(3)	 Subsection	(2)	does	not	apply	if:
(a)	 the	all	terrain	vehicle	is	equipped	with	roll-over	protective	structures	and	
enclosed by a cab that is an integral part of the vehicle; and
(b) the worker is provided with a seat-belt secured to the vehicle and is 
required	to	use	it.
(4)	 If	a	worker	is	required	by	these	regulations	to	use	protective	headgear	while	
working	in	cold	conditions,	the	headgear	must	be	equipped	with	a	suitable	liner	
and a cold weather face guard.
31 Dec 2020 c S-15.1 Reg 10 s7-7.
Eye and face protectors
7‑8(1)	 If	there	is	a	risk	of	irritation	or	injury	to	the	face	or	eyes	of	a	worker	from	
flying	objects	or	particles,	splashing	liquids,	molten	metal	or	ultraviolet,	visible	or	
infrared radiation, an employer or contractor shall provide industrial eye or face 
protectors	and	require	the	worker	to	use	them.
(2)	 If	 an	 industrial	 eye	 or	 face	 protector	 is	 required	 by	 these	 regulations	 to	 be	
provided or used, the industrial eye or face protector must be approved.
(3) An employer or contractor shall take all reasonable steps to ensure that a 
worker does not perform electric arc welding if another worker may be exposed to 
radiation from the arc, unless the other worker is using a suitable industrial eye 
protector or is protected from the radiation by a suitable screen.
(4) A worker shall not perform electric arc welding if another worker may be 
exposed to radiation from the arc, unless the other worker is using a suitable 
industrial eye protector or is protected from the radiation by a suitable screen.
31 Dec 2020 c S-15.1 Reg 10 s7-8.
Skin protection
7‑9(1)	 If	there	is	a	risk	of	injury	to	the	skin	of	a	worker	from	sparks,	molten	metal	
or	radiation,	an	employer	or	contractor	shall	provide,	and	require	the	worker	to	
use, approved protective clothing or covers or any other safeguard that provides 
equivalent	protection	for	the	worker.
(2)	 If	there	is	a	risk	of	injury	to	the	skin	of	a	worker	from	fire	or	explosion,	an	
employer	or	contractor	shall	provide	the	worker	with,	and	require	the	worker	to	
use,	outer	fire	resistant	clothing	that:
(a) meets an approved industry standard; and
(b) is appropriate to the risk.
(3)	 If	there	is	a	risk	of	injury	to	the	skin	of	an	electrical	worker	from	arc	flash,	
an	employer	or	contractor	shall	provide	the	electrical	worker	with,	and	require	the	
electrical	worker	to	use,	arc	flash	protection	that	meets	an	approved	standard.
31 Dec 2020 c S-15.1 Reg 10 s7-9.

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Lower body protection
7‑10(1)	 If	a	worker	is	at	risk	of	a	cut,	puncture,	irritation	or	abrasion	to	the	worker’s	
lower body, an employer or contractor shall ensure that the worker uses safety pants 
or chaps that are appropriate for the work being performed by the worker.
(2) A worker operating a chain saw is deemed to be exposed to the risk described 
in subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s7-10.
Footwear
7‑11(1)	 Subject	to	subsection	(4),	an	employer	or	contractor	shall	ensure	that:
(a) a worker uses footwear that is appropriate to the risks associated with 
the worker’s place of employment and occupation; and
(b) a worker who may be at risk from a heavy or falling object or who may 
tread on a sharp object uses approved protective footwear.
(2) The following places are deemed to be places where a worker is exposed to a 
risk	described	in	clause	(1)	(b):
(a) a mine, mill or smelter;
(b) a forestry or sawmilling operation;
(c) a construction site;
(d) a drilling operation;
(e) an oil or gas servicing operation.
(3)	 An	employer	or	contractor	shall:
(a) provide outer foot guards if there is substantial risk of a crushing injury 
to the foot of a worker; and
(b) provide approved protective footwear if the feet of a worker may be 
endangered by hot, corrosive or toxic substances.
(4) After consultation with the committee, the representative or, if there is no 
committee	or	representative,	the	workers,	an	employer	or	contractor	may:
(a) permit the following to use approved soft-soled footwear without 
puncture-proof	plates	in	the	soles:
(i) workers who are competent steel erectors engaged in the connection 
of structural components of a skeletal structure;
(ii) competent workers who are engaged in the installation of a roof; and
(b) impose any conditions that the employer or contractor considers 
appropriate on the use of footwear described in clause (a).
31 Dec 2020 c S-15.1 Reg 10 s7-11.

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Hand and arm protection
7‑12(1)	 An	 employer	 or	 contractor	 shall	 provide,	 and	 require	 a	 worker	 to	 use,	
suitable	and	properly	fitted	hand	or	arm	protection	to	protect	the	worker	from	injury	
to	the	hand	or	arm,	including:
(a) injury arising from contact with chemical or biological substances;
(b) injury arising from exposure to work processes that result in extreme 
temperatures;
(c) injury arising from prolonged exposure to water; and
(d) puncture, abrasion or irritation of the skin.
(2)	 If	a	worker	may	contact	an	exposed	energized	high	voltage	electrical	conductor,	
an	employer	or	contractor	shall	provide,	and	require	the	worker	to	use,	approved	
rubber insulating gloves and mitts and approved rubber insulating sleeves.
31 Dec 2020 c S-15.1 Reg 10 s7-12.
Exposure to hazardous substances
7‑13	 If	 workers	 are	 routinely	 exposed	 to	 a	 hazardous	 material	 or	 substance,	
an	 employer	 or	 contractor	 shall	 provide,	 and	 require	 workers	 to	 use,	 protective	
clothing,	gloves	and	eyewear	or	face	shields	that	are	adequate	to	prevent	exposure	
of a worker’s skin and mucous membranes to the hazardous material or substance.
31 Dec 2020 c S-15.1 Reg 10 s7-13.
Exposure to noise
7‑14(1)	 If	a	worker	is	required	or	permitted	by	these	regulations	to	use	hearing	
protectors,	an	employer	or	contractor	shall:
(a) provide approved hearing protectors; and
(b)	 require	workers	to	use	those	hearing	protectors	if	the	worker	is	required	
to use hearing protectors by these regulations.
(2)	 If	practicable,	an	employer	or	contractor	shall	ensure	that	a	hearing	protector	
provided pursuant to subsection (1) reduces the noise level received into the worker’s 
ears to not more than 85 dBA.
(3)	 If	it	is	not	practicable	to	comply	with	subsection	(2),	an	employer	or	contractor	
shall ensure that a hearing protector provided pursuant to subsection (1) reduces 
the noise level received into the worker’s ears to the lowest level that is practicable.
(4)	 If	an	employer	or	contractor	provides	a	worker	with	a	hearing	protector	that	
depends for effectiveness on a close approximation of size or shape to the auditory 
canal of its user, the employer or contractor shall ensure that the hearing protector 
is	fitted	to	the	worker	by	a	competent	person.
31 Dec 2020 c S-15.1 Reg 10 s7-14.

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Lifelines
7‑15(1)	 Unless	otherwise	specifically	provided,	an	employer,	contractor	or	owner	
shall	ensure	that	a	lifeline:
(a) is suitable for the conditions in which the lifeline is to be used, having 
regard to factors including strength, abrasion resistance, extensibility and 
chemical stability;
(b) is made of wire rope or synthetic material;
(c) is free of imperfections, knots and splices, other than end terminations;
(d) is protected by padding where the lifeline passes over sharp edges;
(e)	 is	protected	from	heat,	flame	or	abrasive	or	corrosive	materials	during	use;
(f)	 is	fastened	to	a	secure	anchor	point	that:
(i) has a breaking strength of at least 22.2 kilonewtons; and
(ii) is not used to suspend any platform or other load; and
(g) is maintained according to the manufacturer’s recommendation.
(2)	 Unless	otherwise	specifically	provided,	an	employer,	contractor	or	owner	shall	
ensure	that	there	is	a	lifeline	that	meets	the	requirements	of	this	section	for	every	
worker.
(3)	 Unless	otherwise	specifically	provided,	an	employer	or	contractor	shall	ensure	
that	a	vertical	lifeline	required	by	these	regulations	has	a	minimum	diameter	of:
(a) 12 millimetres if the lifeline is made of nylon;
(b) 15 millimetres if the lifeline is made of polypropylene; or
(c) 8 millimetres if the lifeline is made of wire rope.
(4)	 An	employer	or	contractor	shall	ensure	that	if	a	vertical	lifeline	is	used:
(a) the lower end extends to the ground or to a safe landing; and
(b) the lifeline is protected at the lower end to ensure that the line cannot be 
fouled	by	any	equipment.
(5)	 Unless	otherwise	specifically	provided,	an	employer	or	contractor	shall	ensure	
that	a	horizontal	lifeline	is:
(a)	 either:
(i)	 designed	and	certified	as	safe	by	a	professional	engineer;	or
(ii) manufactured to an approved standard; and
(b) installed and used in accordance with the design mentioned in clause (a) 
or the manufacturer’s recommendations.
31 Dec 2020 c S-15.1 Reg 10 s7-15.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Personal fall arrest systems
7‑16(1) An employer or contractor shall ensure that a personal fall arrest system 
and	connecting	linkage	required	by	these	regulations	are	approved	and	maintained.
(2) An employer or contractor shall ensure that a personal fall arrest system 
required	by	these	regulations:
(a) prevents a worker from falling more than 1.2 metres without a shock 
absorber;
(b) if a shock absorber is used, prevents a worker from falling more than 2 
metres	or	the	limit	specified	in	the	manufacturer’s	specifications,	whichever	
is less;
(c) applies a peak fall-arrest force not greater than 8 kilonewtons to a worker; 
and
(d) is fastened to a lifeline or to a secure anchor point that has a breaking 
strength of at least 22.2 kilonewtons.
31 Dec 2020 c S-15.1 Reg 10 s7-16.
Full‑body harness
7‑17	 If	a	full-body	harness	is	used,	an	employer	or	contractor	shall	ensure	that:
(a) the full-body harness and connecting linkage are approved and maintained;
(b)	 the	full-body	harness	is	properly	fitted	to	the	worker;
(c) the worker is trained in the safe use of the full-body harness;
(d) all metal parts of the full-body harness and connecting linkage are of 
drop-forged steel that is 22.2 kilonewtons proof tested;
(e)	 a	 protective	 thimble	 is	 used	 to	 protect	 ropes	 or	 straps	 from	 chafing	
whenever a rope or strap is connected to an eye or a D-ring used in the full-body 
harness or connecting linkage; and
(f) the connecting linkage is attached to a personal fall arrest system, lifeline 
or secure anchor point to prevent the worker from falling more than 1.2 metres.
31 Dec 2020 c S-15.1 Reg 10 s7-17.
Snap hooks on personal fall arrest system
7‑18	 If	 a	 snap	 hook	 is	 used	 as	 an	 integral	 component	 of	 a	 personal	 fall	 arrest	
system, connecting linkage, full-body harness or lifeline, an employer or contractor 
shall ensure that the snap hook is self-locking and is approved and maintained.
31 Dec 2020 c S-15.1 Reg 10 s7-18.
Lanyards
7‑19	 An	employer	or	contractor	shall	ensure	that	a	lanyard:
(a) is as short as work conditions permit;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(b)	 is	constructed	of:
(i) nylon, polyester or polypropylene rope or webbing; or
(ii)	 wire	rope	that	is	equipped	with	an	approved	shock	absorbing	device;
(c)	 is	equipped	with	suitable	snap	hooks;	and
(d) is approved and maintained.
31 Dec 2020 c S-15.1 Reg 10 s7-19.
Workers’ responsibilities re lifelines, etc.
7‑20(1) Before using a lifeline or lanyard, a worker shall ensure that the lifeline 
or	lanyard:
(a) is free of imperfections, knots and splices, other than end terminations;
(b) is protected by padding where the lifeline or lanyard passes over sharp 
edges; and
(c)	 is	protected	from	heat,	flame	or	abrasive	or	corrosive	materials	during	use.
(2)	 Before	using	a	vertical	lifeline,	a	worker	shall	ensure	that:
(a) the lower end extends to the ground or to a safe landing; and
(b) the lifeline is protected at the lower end to ensure that the line cannot be 
fouled	by	any	equipment.
(3) Before using a full-body harness, a worker shall ensure that the full-body 
harness:
(a)	 is	properly	adjusted	to	fit	the	worker	securely;	and
(b) subject to subsection 18-9(5), is attached by means of a connecting linkage 
to	a	fixed	anchor	or	a	lifeline.
(4) A worker who uses a full-body harness and connecting linkage shall ensure 
that the connecting linkage is attached to a personal fall arrest system, lifeline or 
a	fixed	anchor.
31 Dec 2020 c S-15.1 Reg 10 s7-20.
Inspection of full body harness, etc.
7‑21(1)	 If	the	use	of	a	connecting	linkage,	personal	fall	arrest	system,	full-body	
harness	or	lifeline	is	required	by	these	regulations,	an	employer	or	contractor	shall	
ensure	that	a	competent	person:
(a) inspects the connecting linkage, personal fall arrest system, full-body 
harness	or	lifeline:
(i) as recommended by the manufacturer; and
(ii) after the connecting linkage, personal fall arrest system, full-body 
harness or lifeline has sustained a fall-arresting incident; and
(b) determines whether the connecting linkage, personal fall arrest system, 
full-body harness or lifeline is safe for continued use.

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(2) An employer or contractor shall ensure that a worker inspects the connecting 
linkage, personal fall arrest system, full-body harness or lifeline before each use and 
that	if	a	defect	or	unsafe	condition	that	may	create	a	hazard	to	a	worker	is	identified	
in	a	connecting	linkage,	personal	fall	arrest	system,	full-body	harness	or	lifeline:
(a) steps are taken immediately to protect the health and safety of any 
worker who may be at risk until the defect is repaired or the unsafe condition 
is corrected; and
(b) as soon as is reasonably practicable, the defect is repaired or the unsafe 
condition is corrected.
31 Dec 2020 c S-15.1 Reg 10 s7-21.
Protection against drowning
7‑22(1)	 In	this	section:
“buoyant apparatus” means a device that is capable of supporting the weight 
in	water	of	a	worker	and	that	is	constructed	to:
(a)	 remain	stable	when	floating	on	either	side;
(b) have no projections that would prevent the buoyant apparatus from 
sliding easily over the side of a boat or ship; and
(c)	 require	no	adjustment	before	use;
“life jacket” means an approved device that is capable of keeping a worker’s 
head above water in a face-up position without effort by the worker;
“personal flotation device” means an approved device that is capable of 
keeping a worker’s head above water without effort by the worker, and includes 
a device that is designed to protect a worker against hypothermia.
(2)	 If	a	worker	is	required	to	work	at	a	place	from	which	the	worker	could	fall	and	
drown, and the worker is not protected by a guardrail, an employer or contractor 
shall:
(a) provide the worker with a life jacket and ensure that the worker uses it, 
and	ensure	that	the	rescue	equipment	and	personnel	described	in	subsection	(3)	
are readily available;
(b) provide the worker with a full-body harness and lifeline and ensure that 
the worker uses them; or
(c) ensure that a net is installed that is capable of safely catching the worker 
if the worker falls.
(3)	 The	rescue	equipment	and	personnel	required	by	clause	(2)	(a)	must	consist	of:
(a)	 a	suitable	boat	equipped	with	a	boat	hook;
(b) a buoyant apparatus attached to a nylon rope that is not less than nine 
millimetres in diameter and not less than 15 metres long; and
(c)	 a	sufficient	number	of	properly	equipped	and	trained	workers	to	implement	
rescue procedures.

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(4)	 An	employer	or	contractor	shall	ensure	that	a	life	jacket	or	personal	flotation	
device is provided for each worker who is transported by boat or works from a boat, 
and	that	each	worker	uses	the	life	jacket	or	personal	flotation	device	at	all	times	
when the worker is in the boat.
31 Dec 2020 c S-15.1 Reg 10 s7-22.
PART 8
Noise Control and Hearing Conservation
General duty
8‑1(1) An employer, contractor or owner shall ensure that all reasonably practicable 
means	are	used	to	reduce	noise	levels	in	all	areas	where	workers	may	be	required	
or permitted to work.
(2) The means to reduce noise levels pursuant to subsection (1) may include any 
of	the	following:
(a) eliminating or modifying the noise source;
(b)	 substituting	quieter	equipment	or	processes;
(c) enclosing the noise source;
(d) installing acoustical barriers or sound-absorbing materials.
31 Dec 2020 c S-15.1 Reg 10 s8-1.
Noise reduction through design, construction of buildings
8‑2	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) all new places of employment are designed and constructed so as to achieve 
the lowest reasonably practicable noise level;
(b) any alteration, renovation or repair to an existing place of employment 
is made so as to achieve the lowest reasonably practicable noise level; and
(c)	 all	new	equipment	to	be	used	at	a	place	of	employment	is	designed	and	
constructed so as to achieve the lowest reasonably practicable noise level.
31 Dec 2020 c S-15.1 Reg 10 s8-2.
Measurement of noise levels
8‑3(1)	 In	every	area	where	workers	are	required	or	permitted	to	work	and	the	noise	
level	may	frequently	exceed	80	dBA,	an	employer	or	contractor	shall	ensure	that:
(a) the noise level is measured in accordance with an approved method;
(b) in consultation with the committee, the representative or, if there is no 
committee or representative, the workers, a competent person evaluates the 
sources of the noise and recommends corrective action; and
(c) the measurements, evaluation and recommendations are documented.

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(2) An employer or contractor shall re-measure the noise level in accordance 
with subsection (1) if altering, renovating or repairing the place of employment, 
introducing	new	equipment	to	the	place	of	employment	or	modifying	any	process	
at	the	place	of	employment	may	result	in	a	significant	change	in	noise	levels	or	
occupational noise exposure.
(3) An employer or contractor shall keep a record of the results of any noise level 
measurements conducted at the place of employment as long as the employer or 
contractor operates in Saskatchewan.
(4)	 On	 request,	 an	 employer	 or	 contractor	 shall	 make	 available	 to	 an	 affected	
worker a copy of the results of any measurements conducted.
(5) An employer or contractor shall ensure that any area in which the measurements 
taken pursuant to subsection (1) show noise levels in excess of 80 dBA is clearly 
marked by a sign indicating the range of noise levels.
31 Dec 2020 c S-15.1 Reg 10 s8-3.
Hearing protection required
8‑4	 If	 a	 worker’s	 occupational 	 noise	 exposure	 is	 or	 is	 believed	 to	 be	 
between 80 dBA Lex and 85 dBA Lex,	an	employer	or	contractor	shall:
(a) inform the worker of the hazards of occupational noise exposure;
(b)	 on	 the	 request	 of	 the	 worker,	 make	 available	 to	 the	 worker	 hearing	
protectors	that	meet	the	requirements	of	section	7-14;	and
(c) train the worker in the selection, use and maintenance of the hearing 
protectors.
31 Dec 2020 c S-15.1 Reg 10 s8-4.
Daily exposure greater than 85 dBA Lex
8‑5(1)	 If	a	worker’s	occupational	noise	exposure	equals	or	exceeds	85	dBA	Lex, an 
employer	or	contractor	shall:
(a) inform the worker of the hazards of occupational noise exposure;
(b) take all reasonably practicable steps to reduce noise levels in all areas 
where	the	worker	may	be	required	or	permitted	to	work;
(c) minimize the worker’s occupational noise exposure to the extent that is 
reasonably practicable; and
(d) document the steps taken pursuant to clauses (b) and (c).
(2)	 If,	in	the	opinion	of	the	employer	or	contractor,	it	is	not	reasonably	practicable	
to reduce noise levels or minimize the worker’s occupational noise exposure to less 
than 85 dBA Lex, an employer or contractor shall provide written reasons for that 
opinion to the committee and, if there is no committee, shall inform the workers of 
the reasons for that opinion.

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(3)	 If	 it	 is	 not	 reasonably	 practicable	 to	 reduce	 a	 worker’s	 occupational	 noise	
exposure below 85 dBA L ex or the noise level below 90 dBA in any area where a 
worker	may	be	required	or	permitted	to	work,	an	employer	or	contractor	shall:
(a)	 provide	a	hearing	protector	to	the	worker	that	meets	the	requirements	
of section 7-14;
(b) train the worker in the selection, use and maintenance of the hearing 
protector; and
(c) arrange for the worker to have, at least once every 24 months during 
the worker’s normal working hours, an audiometric test and appropriate 
counselling based on the test results under the direction of a physician, an 
audiologist	or	a	registered	nurse	who	has	a	certificate	in	audiometric	testing.
(4)	 If	a	worker	cannot	attend	an	audiometric	test	mentioned	in	clause	(3)	(c)	during	
the worker’s normal working hours, an employer or contractor shall credit the 
worker’s attendance at the test as time at work and ensure that the worker does 
not	lose	any	pay	or	other	benefits.
(5)	 If	 a	 worker	 cannot	 recover	 the	 costs	 of	 a	 audiometric	 test	 mentioned	 in	
clause (3) (c), an employer or contractor shall reimburse the worker for the costs of 
the test that, in the opinion of the director, are reasonable.
31 Dec 2020 c S-15.1 Reg 10 s8-5.
Hearing conservation plan
8‑6(1)	 If	10	or	more	workers’	occupational	noise	exposure	exceeds	or	is	believed	
to exceed 85 dBA L ex, an employer or contractor shall, in consultation with the 
committee:
(a) develop a hearing conservation plan; and
(b) review and, if necessary, revise the hearing conservation plan every 3 
years.
(2) An employer or contractor shall implement a hearing conservation plan 
developed pursuant to subsection (1) and appoint a supervisor to oversee the plan.
(3)	 A	hearing	conservation	plan	must	be	in	writing	and	must	include:
(a) the methods and procedures to be used in assessing the occupational noise 
exposure of workers;
(b) the methods of noise control to be used, including engineering controls 
and administrative arrangements;
(c) the selection, use and maintenance of hearing protectors;
(d) a plan to train workers in the hazards of excessive exposure to noise and 
the correct use of control measures and hearing protectors;
(e) the maintenance of exposure records;

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(f)	 the	requirements	for	audiometric	tests;	and
(g) a schedule for reviewing the hearing conservation plan and procedures 
for conducting the review.
(4) An employer or contractor shall make a copy of a hearing conservation plan 
readily available for reference by workers.
31 Dec 2020 c S-15.1 Reg 10 s8-6.
PART 9
Safeguards, Storage, Warning Signs and Signals
Definition for Part
9‑1	 In	this	Part,	“toeboard” means a low vertical guard that is located at the 
outer	edge	of	a	platform,	scaffold,	floor,	stair	or	walkway	and	that	is	designed	to	
prevent	materials	or	equipment	from	falling	over	the	edge.
31 Dec 2020 c S-15.1 Reg 10 s9-1.
Protection against falling
9‑2(1)	 In	this	section	and	sections	9-3	to	9-5:
“anchor point” or “anchor plate” means a secure connecting point capable 
of safely withstanding the impact forces applied by a fall protection system;
“control zone” means the area within 2 metres of an unguarded edge of a 
level, elevated work surface of 3 metres or more in height;
“fall protection system”	means:
(a)	 a	control	zone	as	required	pursuant	to	section	9-4;
(b) a personal fall arrest system;
(c) a safety net; or
(d) a travel restraint system;
“permanent”	means	intended	and	designed	to	last	indefinitely;
“similar barrier” means any barrier that the employer or contractor can 
demonstrate	 provides	 a	 level	 of	 protection	 that	 is	 at	 least	 equivalent	 to	 a	
guardrail;
“temporary”	means:
(a) designed to be removed by the last workers using it before 
commissioning or turnover to the contractor or owner; and
(b) intended and designed to last not more than 1 year;
“travel restraint system” means a system that prevents a worker from 
travelling to the edge of a structure or to a work position from which the 
worker could fall.

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(2) An employer or contractor shall ensure that workers use a fall protection system 
at	a	temporary	or	permanent	work	area	if:
(a) a worker may fall 3 metres or more; or
(b) there is a possibility of injury if a worker falls less than 3 metres.
(3) An employer or contractor shall ensure that a worker at a permanent work 
area is protected from falling by a guardrail or similar barrier if the worker may 
fall a vertical distance of more than 1.2 metres and less than 3 metres.
(4) Notwithstanding subsection (3), if the use of a guardrail or similar barrier is 
not reasonably practicable, an employer or contractor shall ensure that a worker 
uses a travel restraint system.
(5) Notwithstanding subsection (4), if the use of a travel restraint system is not 
reasonably practicable, an employer or contractor shall ensure that a safety net or 
control	zone	or	other	equally	effective	means	that	protects	the	worker	from	falling	
is used.
(6)	 Subsection	(2)	does	not	apply	to	competent	workers	who	are	engaged	in:
(a) connecting the structural members of a skeletal steel structure or a 
pre-cast structure;
(b) connecting the support structure of a scaffold;
(c) stabilizing or securing the load on a truck or trailer;
(d) installing or attaching a fall protection system to the anchor point;
(e) removing or disassembling the associated parts of a fall protection system 
when	it	is	no	longer	required;	or
(f) activities within the normal course of business on a permanent loading 
dock that is not greater than 1.2 metres in height.
31 Dec 2020 c S-15.1 Reg 10 s9-2.
Fall protection plan
9‑3(1)	 An	employer	or	contractor	shall	develop	a	written	fall	protection	plan	if:
(a) a worker may fall 3 metres or more; and
(b) workers are not protected by a guardrail or similar barrier.
(2)	 The	fall	protection	plan	required	by	subsection	(1)	must	describe:
(a) the fall hazards at the worksite;
(b) the fall protection system to be used at the worksite;
(c) the procedures used to assemble, maintain, inspect, use and disassemble 
the fall protection system; and
(d) the rescue procedures to be used if a worker falls, is suspended by a 
personal fall arrest system or safety net and needs to be rescued.

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(3) The employer or contractor shall ensure that a copy of the fall protection plan 
is readily available before work begins at a worksite if a risk of falling exists.
(4) The employer or contractor shall ensure that a worker is trained in the fall 
protection plan and the safe use of the fall protection system before allowing the 
worker to work in an area where a fall protection system must be used.
31 Dec 2020 c S-15.1 Reg 10 s9-3.
Control zone
9‑4(1)	 An	employer	or	contractor	shall	ensure	that	a	control	zone:
(a) is only used if a worker can fall from a level surface in a work area; and
(b) is not less than 2 metres wide when measured from the unguarded edge.
(2)	 When	crossing	a	control	zone	mentioned	in	subsection	(1),	a	worker:
(a)	 subject	to	subsection	(4),	is	not	required	to	use	a	fall	protection	system,	
other than the control zone, to enter or leave the work area; and
(b) shall follow the most direct route to get to or from the unguarded edge.
(3) An employer or contractor shall ensure that a control zone is clearly marked 
with	an	effective	raised	warning	line	or	other	equally	effective	method	if	a	worker	
is working more than 2 metres from an unguarded edge.
(4) An employer or contractor shall ensure that a worker who has to work within 
a	control	zone	uses:
(a) a travel restraint system; or
(b)	 a	means	that	is	as	equally	effective	as	a	travel	restraint	system	and	that	
prevents the worker from getting to the unguarded edge.
31 Dec 2020 c S-15.1 Reg 10 s9-4.
Anchor Points and Anchor Plates
9‑5(1)	 If	a	worker	uses	a	personal	fall	arrest	system	or	a	travel	restraint	system,	
an employer, contractor or owner shall ensure that an anchor point or anchor plate 
that	meets	the	requirements	of	this	section	is	used	as	part	of	that	system.
(2) An employer, contractor or owner shall ensure that a temporary anchor point 
used	in	a	travel	restraint	system:
(a) has an ultimate load capacity of at least 3.5 kilonewtons (800 pounds-force) 
per worker attached in any direction in which the load may be applied;
(b)	 is	installed	and	used	according	to	the	manufacturer’s	specifications;
(c) is permanently marked as being for travel restraint only; and
(d)	 is	removed	by	the	last	worker	from	use	on	the	earlier	of:
(i) the date the work project for which it is intended is completed; and
(ii)	 the	time	specified	by	the	manufacturer.

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(3) An employer, contractor or owner shall ensure that a permanent anchor point 
used in a travel restraint system associated with any new construction project on 
or	after	the	date	this	section	comes	into	force:
(a) has an ultimate load capacity of at least 8.75 kilonewtons (2 000 
pounds-force) per worker attached in any direction in which the load may be 
applied;
(b)	 is	installed	and	used	according	to	the	manufacturer’s	specifications;	and
(c) is permanently marked as being for travel restraint only.
(4)	 In	the	case	of	a	personal	fall	arrest	system,	an	employer,	contractor,	owner	or	
supplier shall ensure that anchor points to which the personal fall arrest system 
is attached have an ultimate load capacity of at least 22.2 kilonewtons (5 000 
pounds-force) per worker attached in any direction in which the load may be applied.
(5) An employer, contractor, owner or supplier shall ensure that the following types 
of	equipment	that	are	components	of	fall	protection	systems,	and	their	installation,	
conform	 to	 the	 manufacturer’s	 specifications	 or	 are	 certified	 by	 a	 professional	
engineer:
(a) permanent anchor points;
(b) anchors with multiple attachment points;
(c) permanent horizontal lifeline systems;
(d) support structures for safety nets.
31 Dec 2020 c S-15.1 Reg 10 s9-5.
Elevated conveyors
9‑6	 If	an	elevated	conveyor	crosses	over	a	place	where	a	worker	may	pass	or	work,	
an employer, contractor or owner shall ensure that suitable precautions are taken 
to prevent materials on the conveyor from falling on the worker.
31 Dec 2020 c S-15.1 Reg 10 s9-6.
Wire mesh
9‑7	 If	wire	mesh	is	required	by	these	regulations,	the	wire	mesh	must:
(a) be made from wire that is at least 1.6 millimetres in diameter; and
(b) have a mesh size that is not greater than 40 millimetres by 40 millimetres.
31 Dec 2020 c S-15.1 Reg 10 s9-7.
Protection against falling objects
9‑8(1)	 Subject	to	section	9-9,	if	a	worker	is	required	to	work	in	an	area	where	the	
worker may be in danger from a falling object, an employer, contractor or owner 
shall	 ensure	 that	 the	 worker	 is	 adequately	 protected	 by	 the	 installation	 of	 an	
overhead barrier.

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(2) An employer, contractor or owner shall ensure that every area where a worker 
could be struck by a falling object is clearly marked by barriers, notices, warning 
lights or other warning devices.
31 Dec 2020 c S-15.1 Reg 10 s9-8.
Protection from objects falling from scaffolds, etc.
9‑9(1)	 If	a	suspended	scaffold,	suspended	powered	scaffold	or	load-carrying	unit	is	
suspended from or attached to a structure, an employer, contractor or owner shall 
ensure	that	wire	mesh,	or	other	material	equally	effective	to	prevent	objects	from	
falling from the working surface, is installed from the working surface to a height 
of at least 900 millimetres on all sides except the side adjacent to the structure.
(2) An employer, contractor or owner shall ensure that wire mesh is installed from 
the	working	surface	of	a	platform	to	a	height	of	2	metres	on	all	sides	of:
(a)	 a	tower	hoist	as	defined	in	section	13-1;
(b) a building shaft hoist; and
(c) a hoist cage in an excavated shaft.
(3)	 If	 it	 is	 necessary	 to	 hoist	 or	 lower	 materials	 that	 are	 of	 such	 a	 nature	 that	
the	sides	of	a	cantilever	hoist	platform	or	skip	cannot	be	equipped	as	required	by	
subsection	 (1),	 an	 employer,	 contractor	 or	 owner	 shall	 provide	 another	 equally	
effective means for the protection of workers against falling materials.
(4)	 If	 it	 is	 necessary	 for	 workers	 to	 pass	 through	 a	 safeguard	 required	 by	 this	
section,	an	employer,	contractor	or	owner	shall	install	a	gate	that	is	equally	effective	
to prevent objects from falling from the working surface and shall ensure that the 
gate is kept closed except when the gate is in use.
31 Dec 2020 c S-15.1 Reg 10 s9-9.
Handrails
9‑10(1) An employer, contractor or owner shall ensure that a stairway with 5 or 
more	treads:
(a)	 is	equipped	with	a	handrail	that:
(i) extends the entire length of the stairway;
(ii)	 is	adequately	secured	to	the	structure;
(iii) is installed on the stairway at a height of between 800 and 920 
millimetres above the front edge of the treads; and
(iv) is strong enough to support a worker who falls on the stairway; and
(b)	 on	an	open	side,	is	equipped	with	both	a	handrail	and	an	intermediate	
rail	or	equivalent	safeguard.
(2)	 If	a	handrail	is	required	for	a	temporary	stairway	to	which	subsection	(1)	applies,	
an employer, contractor or owner shall ensure that the handrail is constructed of 
at	least	38	by	89	millimetre	construction	grade	lumber,	or	material	of	equivalent	
strength, and is supported by posts that are not more than 3 metres apart.
31 Dec 2020 c S-15.1 Reg 10 s9-10.

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Guardrails
9‑11(1) Subject to subsections (2) to (4), if the installation of a guardrail is 
required	by	these	regulations,	an	employer,	contractor	or	owner	shall	ensure	that	
the	guardrail:
(a) has a horizontal top member that is not less than 920 millimetres and 
not more than 1070 millimetres above the working surface;
(b) has a horizontal intermediate member that is spaced midway between 
the horizontal top member and the working surface;
(c) is supported for the entire length of the guardrail by vertical members 
that	are:
(i) not more than 3 metres apart, in the case of a guardrail installed 
before the coming into force of this section; and
(ii) if reasonably practicable, not more than 2.4 metres apart, in the case 
of a guardrail installed on or after the coming into force of this section;
(d) is capable of supporting a worker who may fall against the guardrail; and
(e) is constructed of 38 by 89 millimetre construction grade lumber or other 
materials	that	are	of	equal	or	greater	strength.
(2)	 Clause	(1)	(a)	does	not	apply	to	a	guardrail	that:
(a) was installed on or before October 30, 1988; and
(b) is not less than 900 millimetres nor more than 1 metre above the working 
surface.
(3)	 A	horizontal	intermediate	member	is	not	required	in	the	case	of	a	temporary	
guardrail	 that	 is	 manufactured	 with	 a	 substantial	 barrier	 completely	 filling	the	
area enclosed by the horizontal top member, a horizontal bottom member and the 
vertical members.
(4) A wire rope guardrail may be used at the external perimeter of a building 
under construction.
(5)	 If	 a	 wire	 rope	 guardrail	 is	 used	 pursuant	 to	 subsection	 (4),	 an	 employer,	
contractor	or	owner	shall	ensure	that:
(a) the guardrail consists of a horizontal top member and a horizontal 
intermediate member made of wire rope that is not less than 9.5 millimetres 
in diameter, with vertical separators not less than 50 millimetres wide that 
are spaced at intervals not exceeding 2.4 metres;
(b) the horizontal top member and horizontal intermediate member are 
positioned above the working surface in accordance with clauses (1) (a) and (b);
(c) the guardrail is kept taut by means of a turnbuckle or other appropriate 
device; and
(d) the guardrail is arranged so that a worker coming into contact with the 
ropes cannot fall through the ropes.
(6)	 An	employer,	contractor	or	owner	shall	ensure	that	no	worker	hangs	equipment	
on a guardrail.
31 Dec 2020 c S-15.1 Reg 10 s9-11.

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Toeboards
9‑12(1)	 An	employer,	contractor	or	owner	shall	provide	toeboards	at	the	edge	of:
(a)	 a	permanent	floor,	platform,	mezzanine,	walkway,	ramp,	runway	or	other	
surface from which it is possible for materials to fall more than 1.2 metres;
(b) a temporary scaffold or work platform from which it is possible for 
materials to fall more than 3 metres; and
(c)	 a	pit	for	a	flywheel	or	pulley.
(2) Subsection (1) does not apply to a loading or unloading area if the employer, 
contractor or owner has taken other precautions to ensure that materials will not 
fall	from	the	floor	or	other	horizontal	surface.
(3)	 If	a	toeboard	is	required	by	these	regulations,	an	employer,	contractor	or	owner	
shall	ensure	that	the	toeboard	extends	from	the	floor	or	other	horizontal	surface	to	
a	height	of	not	less	than:
(a)	 125	millimetres	from	the	floor	or	surface;	or
(b)	 100	millimetres	from	the	floor	or	surface,	in	the	case	of	a	toeboard	that	
was installed before March 13, 1986.
31 Dec 2020 c S-15.1 Reg 10 s9-12.
Openings in floors, roofs, etc.
9‑13(1) An employer, contractor or owner shall ensure that any opening or hole in 
a	floor,	roof	or	other	work	surface	into	which	a	worker	could	step	or	fall	is:
(a) covered with a securely installed covering that is capable of supporting a 
load	of	360	kilograms	per	square	metre	and	that	is	provided	with	a	warning	
sign or permanent marking clearly indicating the nature of the hazard; or
(b) provided with a guardrail and a toeboard.
(2)	 If	the	covering	or	guardrail	and	toeboard	mentioned	in	subsection	(1)	or	any	
part of the guardrail or toeboard is removed for any reason, an employer, contractor 
or owner shall immediately provide an effective alternative means of protection.
31 Dec 2020 c S-15.1 Reg 10 s9-13.
Building shafts
9‑14(1) An employer, contractor or owner shall ensure that a work platform that is 
an integral part of a slip form used in a building shaft is designed by a professional 
engineer to withstand the maximum foreseeable load and is constructed, erected 
and used in accordance with that design.
(2) An employer, contractor or owner shall ensure that a platform mentioned in 
subsection (1) that has been moved is examined by a competent person and that a 
written report of the examination is made by the person who carried it out and kept 
by the employer, contractor or owner.

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(3)	 An	employer,	contractor	or	owner	shall	not	require	or	permit	a	worker	to	work	
on a platform mentioned in subsection (1) that has been moved before the platform 
has been examined in accordance with subsection (2), unless the worker is using a 
personal fall arrest system, a full-body harness, a lanyard or a lifeline that meets 
the	requirements	of	Part	7.
(4)	 If	there	is	no	work	platform	installed	at	the	level	of	a	doorway	or	opening	in	a	
building shaft, an employer, contractor or owner shall ensure that the doorway or 
opening is covered by a solid barrier that extends from the bottom of the doorway 
or opening to a height of at least 2 metres and is capable of preventing a worker or 
loose material from falling down the shaft.
(5) An employer, contractor or owner shall ensure that at least 1 warning sign 
indicating the presence of an open building shaft is placed on a barrier erected 
pursuant to subsection (4).
31 Dec 2020 c S-15.1 Reg 10 s9-14.
Safety nets
9‑15	 If	a	safety	net	is	required	by	these	regulations,	an	employer,	contractor	or	
owner	shall	ensure	that	the	safety	net:
(a)	 is	manufactured	from	rope	that	is	at	least:
(i) 8 millimetres in diameter; and
(ii)	 equivalent	 in	 breaking	 strength	 to	 number	 1	 grade	 pure	 manilla	
rope 9 millimetres in diameter;
(b) has a mesh size that is not greater than 150 by 150 millimetres;
(c) has safety hooks or shackles of drop-forged steel that is 22.2 kilonewtons 
proof tested;
(d)	 has	joints	between	the	net	panels	that	are	equal	in	strength	to	the	net;
(e) extends at least 2 metres beyond, and is not more than 6 metres below, 
the work area; and
(f)	 is	 installed	 and	 maintained	 so	 that,	 at	 the	 maximum	 deflection	of	 the	
net when arresting the fall of a worker, no portion of the net contacts another 
surface.
31 Dec 2020 c S-15.1 Reg 10 s9-15.
Storage tanks
9‑16(1)	 If	a	worker	is	regularly	required	to	walk	or	work	on	top	of	a	storage	tank,	
an	employer,	contractor	or	owner	shall	ensure	that	the	storage	tank	is	fitted	with	
a permanent walkway with guardrails.
(2)	 If	a	worker	is	required	to	walk	or	work	on	top	of	a	storage	tank,	an	employer,	
contractor or owner shall ensure that any opening in the tank into which a worker 
may fall is guarded by a grid or other suitable means to prevent the worker from 
falling into the tank.
31 Dec 2020 c S-15.1 Reg 10 s9-16.

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Mounting of tires
9‑17(1)	 If	a	worker	is	required	to	mount	a	tire	and	the	maximum	inflation	pressure	
is not clearly indicated on the tire wall, an employer shall provide the worker with 
written	 instructions	 specifying	 the	 maximum	 inflation	pressures	 for	 the	 various	
sizes and types of tires normally encountered and ensure that the worker follows 
those instructions.
(2) An employer shall ensure that a tire and the rim assembly on which the tire 
is to be mounted are designed and constructed to be compatible with each other.
(3)	 If	a	worker	is	required	to	mount	a	tire	on	a	split-rim	assembly	or	a	locking	ring	
assembly,	an	employer	shall:
(a)	 provide	the	worker	with:
(i) a clamp-on type air hose, an in-line pressure gauge and a positive 
pressure control; and
(ii)	 a	suitable	cage	or	other	restraining	device	to	contain	flying	parts	in	
the event of a split-rim assembly or locking ring assembly failure or tire 
rupture; and
(b)	 ensure	that	the	worker	inflates	the	tire	from	a	safe	position	out	of	the	
immediate danger area.
(4)	 A	worker	who	is	mounting	a	tire:
(a) before commencing, shall place the tire that is to be mounted on a split 
rim assembly or locking ring assembly in a cage or restraining device;
(b)	 shall	not	inflate	the	tire	in	excess	of	the	maximum	pressure	indicated	on	
the tire wall or listed for the size and type of tire in the written instructions 
provided pursuant to subsection (1);
(c) shall use a clamp-on type air hose, an in-line pressure gauge and positive 
pressure control; and
(d)	 shall	inflate	the	tire	from	a	safe	position	out	of	the	immediate	danger	area.
31 Dec 2020 c S-15.1 Reg 10 s9-17.
Storage of materials
9‑18	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 no	material	or	equipment	is	placed,	stacked	or	stored	so	as	to	constitute	
a hazard to workers; and
(b) stacked materials or containers are stabilized, if necessary, by interlocking, 
strapping or other effective means of restraint.
31 Dec 2020 c S-15.1 Reg 10 s9-1.

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Pallets and storage racks
9‑19	 An	employer,	contractor,	owner	or	supplier	shall	ensure	that:
(a) pallets are maintained in a manner that will permit safe lifting of the 
pallets and the pallets’ loads by a forklift truck or other device; and
(b)	 racks	for	the	storage	of	material	or	equipment	are:
(i) designed, constructed and maintained to support any load placed on 
the racks; and
(ii)	 erected	on	a	firm	foundation.
31 Dec 2020 c S-15.1 Reg 10 s9-18.
Pressurized hoses
9‑20 An employer, contractor or owner shall ensure that an effective restraining 
device is used on a hose, pipe or connection that is under pressure if inadvertent 
disconnection of the hose, pipe or connection could result in danger to workers.
31 Dec 2020 c S-15.1 Reg 10 s9-20.
Designated signallers
9‑21(1)	 If	 the	 giving	 of	 signals	 by	 a	 designated	 signaller	 is	 required	 by	 these	
regulations,	an	employer	or	contractor	shall:
(a) designate a worker to be the designated signaller;
(b)	 ensure	that	the	designated	signaller	is	sufficiently	trained	to	carry	out	
the signaller’s duties in a manner that will ensure the signaller’s safety and 
the safety of other workers; and
(c)	 keep	a	record	of	the	training	required	by	clause	(b)	and	give	a	copy	of	the	
record to the designated signaller.
(2)	 An	employer	or	contractor	shall:
(a)	 provide	each	designated	signaller	with,	and	require	the	signaller	to	use,	
a high visibility vest, armlets or other high visibility clothing, whether the 
signaller is on a public highway or is at any other place of employment; and
(b) provide each designated signaller with a suitable light to signal with 
during hours of darkness and in conditions of poor visibility.
(3)	 An	employer	or	contractor	shall:
(a)	 install	suitably	placed	signs	to	warn	traffic	of	the	presence	of	a	designated	
signaller before the signaller begins work; and
(b) if reasonably practicable, install suitable overhead lights to illuminate a 
designated signaller effectively.
(4) A designated signaller shall ensure that it is safe to proceed with a movement 
before signalling for that movement to proceed.

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(5)	 If	the	giving	of	signals	by	a	designated	signaller	is	required	by	these	regulations,	
an	employer	or	contractor	shall	ensure	that:
(a) no worker other than the designated signaller gives signals to an operator 
except in an emergency; and
(b) only 1 designated signaller gives signals to an operator at a time.
(6)	 If	hand	signals	cannot	be	transmitted	properly	between	a	designated	signaller	
and an operator, an employer or contractor shall ensure that additional designated 
signallers are available to effect proper transmission of signals or that some other 
means of communication is provided.
(7)	 If	2	or	more	designated	signallers	are	used,	an	employer	or	contractor	shall	
ensure that the designated signallers are able to communicate effectively with each 
other.
31 Dec 2020 c S-15.1 Reg 10 s9-21.
Risk from vehicular traffic
9‑22(1) An employer or contractor shall ensure that a worker who is at risk from 
vehicular	traffic,	whether	on	a	public	highway	or	at	any	other	place	of	employment,	
is	provided	with	and	required	to	use	a	high	visibility	vest,	armlets	or	other	high	
visibility clothing.
(2)	 If	there	is	a	danger	to	a	worker	from	vehicular	traffic	on	a	public	highway,	an	
employer	or	contractor	shall	develop	and	implement	a	traffic	control	plan,	in	writing,	
to	protect	the	worker	from	traffic	hazards	by	the	use	of	1	or	more	of	the	following:
(a) warning signs;
(b) barriers;
(c) lane control devices;
(d)	 flashing	lights;
(e)	 flares;
(f)	 conspicuously	identified	pilot	vehicles;
(g)	 automatic	or	remote-controlled	traffic	control	systems;
(h)	 designated	signallers	directing	traffic.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 workers	 are	 trained	 in	 the	 traffic	 control	 plan	 developed	 pursuant	 to	
subsection (2); and
(b)	 the	traffic	control	plan	developed	pursuant	to	subsection	(2)	is	made	readily	
available for reference by workers at the place of employment.
(4)	 An	employer	or	contractor	shall	use	designated	signallers	to	control	traffic	on	a	
public	highway	only	if	other	methods	of	traffic	control	are	not	adequate	or	suitable.

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(5)	 If	 designated	 signallers	 are	 used	 to	 control	 traffic	on	 a	 public	 highway,	 an	
employer	or	contractor	shall	provide:
(a)	 at	least	1	designated	signaller	if:
(i)	 traffic	approaches	from	1	direction	only;	or
(ii)	 traffic	approaches	from	both	directions	and	the	designated	signaller	
and the operator of an approaching vehicle would be clearly visible to one 
another; and
(b)	 at	least	2	designated	signallers	if	traffic	approaches	from	both	directions	
and the designated signaller and the operator of an approaching vehicle would 
not be clearly visible to one another.
(6)	 If	there	is	or	may	be	a	hazard	to	a	worker	from	traffic	at	a	place	of	employment	
other than a public highway, an employer or contractor shall develop and implement 
a	traffic	control	plan	to	protect	the	worker	from	traffic	hazards.
(7)	 A	traffic	control	plan	required	by	subsection	(6)	must:
(a) be in writing;
(b) be made readily available for reference by workers at the place of 
employment; and
(c)	 set	out,	if	appropriate:
(i) the maximum allowable speed of any vehicle or class of vehicles, 
including	powered	mobile	equipment,	in	use	at	the	place	of	employment;
(ii) the maximum operating grades;
(iii) the location and type of control signs;
(iv)	 the	route	to	be	taken	by	vehicles	or	powered	mobile	equipment;
(v) the priority to be established for classes of vehicle;
(vi) the location and type of barriers or restricted areas; and
(vii) the duties of workers and the employer or contractor.
(8)	 A	 worker	who	operates	 a	vehicle	or	 unit	of	 powered	 mobile	equipment	 at	 a	
place of employment and who does not have a clear view of the path to be travelled 
shall not proceed until a person who has a clear view of the path to be travelled 
by	the	vehicle	or	unit	of	powered	mobile	equipment	signals	to	the	worker	that	it	is	
safe to proceed.
(9)	 If	a	provision	of	this	section	conflicts	with	a	provision	of	The Highways and 
Transportation Act, 1997 , The Traffic Safety Act, a regulation made pursuant to 
any of those Acts or a bylaw of a municipality made pursuant to The Cities Act, The 
Municipalities Act or The Northern Municipalities Act, 2010 , the provision of the 
other statute, regulation or bylaw prevails.
(10)	 Nothing	in	this	section	applies	to	a	peace	officer	in	the	performance	of	the	
peace	officer’s	duties.
31 Dec 2020 c S-15.1 Reg 10 s9-22.

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PART 10
Machine Safety
Operation by workers
10‑1(1)	 An	employer	or	contractor	shall	ensure	that:
(a) machines are operated only by a competent worker; and
(b) workers are informed of any risk associated with, and trained in the safe 
use of, the machines.
(2) Before starting a machine, an operator shall ensure that neither the operator 
nor any other worker will be endangered by starting the machine.
(3)	 If	a	worker	or	a	worker’s	clothing	may	contact	a	moving	part	of	a	machine,	an	
employer	or	contractor	shall	ensure	that	the	worker:
(a)	 wears	close-fitting	clothing;
(b)	 confines	or	cuts	short	any	head	and	facial	hair;	and
(c) does not wear dangling neckwear or jewellery, rings or other similar items.
31 Dec 2020 c S-15.1 Reg 10 s10-1.
Operating controls
10‑2(1)	 If	reasonably	practicable,	an	employer,	contractor	or	supplier	shall	ensure	
that	operating	controls	on	machines:
(a) are located within easy reach of the operator; and
(b) cannot be activated by accidental contact.
(2)	 If	reasonably	practicable,	an	employer,	contractor	or	supplier	shall	ensure	that	
stopping	devices	on	machines	are:
(a) located in the direct view and within easy reach of the operator; and
(b)	 readily	identifiable.
(3)	 If	a	worker	is	required	to	feed	material	into	a	material-forming	press,	punch,	
shear	or	similar	machine,	an	employer,	contractor	or	supplier	shall:
(a) if practicable, install a positive means to prevent the activation of the 
machine while any part of the worker’s body could be injured by moving parts 
of the machine; or
(b) if it is not practicable to comply with clause (a), install safeguards to 
prevent the worker from contacting a moving part of the machine.
31 Dec 2020 c S-15.1 Reg 10 s10-2.

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Unattended and suspended machines
10‑3(1)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	leave	
unattended or in a suspended position any machine or any part of a machine unless 
the	machine	or	part	has	been:
(a) immobilized and secured against accidental movement; or
(b) enclosed by a safeguard to prevent access by any other worker to the 
machine or part.
(2) A worker shall not leave unattended or in a suspended position any machine 
or	any	part	of	a	machine	unless	the	machine	or	part	has	been:
(a) immobilized and secured against accidental movement; or
(b) enclosed by a safeguard to prevent access by any other worker to the 
machine or part.
31 Dec 2020 c S-15.1 Reg 10 s10-3.
Safeguards
10‑4(1) Except where otherwise provided by these regulations, an employer or 
contractor	shall	provide	an	effective	safeguard	when	a	worker	may	contact:
(a) a dangerous moving part of a machine;
(b) a pinch point, cutting edge or point of a machine at which material is cut, 
shaped, bored or formed;
(c)	 an	open	flame;
(d) a steam pipe or other surface with a temperature that exceeds or may 
exceed 80 Celsius; or
(e) a cooled surface that is or may be less than minus 80° Celsius.
(2)	 An	 employer	 or	 contractor	 shall	 ensure	 that	 a	 safeguard	 required	 by	
subsection (1) remains in place at all times.
(3)	 Subsection	(1)	does	not	apply	to:
(a)	 a	machine	that	is	equipped	with	an	effective	safety	device	that	stops	the	
machine automatically before any part of a worker’s body comes into contact 
with a hazard mentioned in clause (1) (a) or (b); or
(b) a belt, rope or chain that is operated from a cathead or capstan.
(4) An employer or contractor shall ensure that a safeguard that is removed from 
a machine or made ineffective to permit maintenance, testing, repair or adjustment 
of	a	machine	is	replaced	or	made	effective	before	a	worker	is	required	or	permitted	
to use the machine.
(5)	 If	there	is	a	possibility	of	machine	failure	and	of	injury	to	a	worker	resulting	
from the failure, an employer or contractor shall install safeguards that are strong 
enough to withstand the impact of debris from the machine failure and to contain 
any debris resulting from the failure.
31 Dec 2020 c S-15.1 Reg 10 s10-4.

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Warning systems
10‑5(1)	 If	 the	 circumstances	 described	 in	 subsection	 (2)	 exist,	 an	 employer	 or	
contractor	shall	install:
(a)	 an	audible	alarm	system	that	provides	a	warning	of	sufficient	volume	and	
for	a	sufficient	period	before	start-up	of	the	machine	to	give	workers	timely	
notice of the imminent start-up; or
(b) a distinctive and conspicuous visual warning system to alert workers of 
the imminent start-up of the machine.
(2)	 Subsection	(1)	applies	if:
(a) a worker may be endangered by moving machine parts when a machine 
is started; and
(b) the operator of the machine does not have a clear view from the operating 
position of all parts of the machine and of the surrounding area in which there 
is a potential danger.
(3)	 An	employer	or	contractor	shall	place	adequate,	appropriate	and	clearly	visible	
warning signs at each point of access to a machine that starts automatically.
31 Dec 2020 c S-15.1 Reg 10 s10-5.
Locking out
10‑6(1) Subject to section 10-7, before a worker undertakes the maintenance, repair, 
test or adjustment of a machine other than a power tool, an employer or contractor 
shall ensure that the machine is locked out and remains locked out during that 
activity if not doing so would put the worker at risk.
(2) Before a worker undertakes the maintenance, repair, test or adjustment of 
a power tool, an employer or contractor shall ensure that the energy source has 
been isolated from the power tool, any residual energy in the power tool has been 
dissipated and the energy source remains isolated during that activity.
(3)	 An	employer	or	contractor	shall:
(a)	 provide	a	written	lock-out	process	to	each	worker	who	is	required	to	work	
on a machine to which subsection (1) applies; and
(b) if the lockout process uses a lock and key, issue to that worker a lock that 
is operable only by that worker’s key and a duplicate key.
(4)	 If	the	lockout	process	does	not	use	a	lock	and	key,	an	employer	or	contractor	
shall designate a person to coordinate and control the lockout process.
(5)	 If	 the	 lockout	 process	 uses	 a	 lock	 and	 key,	 an	 employer	 or	 contractor	 shall	
designate a person to keep the duplicate key mentioned in clause (3) (b) and ensure 
that:
(a) the duplicate key is accessible only to the designated person; and
(b) a log book is kept to record the use of the duplicate key and the reasons 
for that use.

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(6)	 If	it	is	not	practicable	to	use	a	worker’s	key	to	remove	a	lock,	an	employer	or	
contractor may permit the person designated pursuant to subsection (5) to remove 
the	lock	if	the	designated	person:
(a) has determined the reason that the worker’s key is not available;
(b) has determined that it is safe to remove the lock and activate the machine; 
and
(c) if a committee or representative is in place, has informed the co-chairpersons 
or the representative of the proposed use of the duplicate key before it is used.
(7) An employer or contractor shall ensure that a designated person who is 
permitted	to	use	a	duplicate	key	pursuant	to	subsection	(6):
(a) records in the log book the use of the duplicate key, the reason for its use 
and the date of its use; and
(b) signs the log book each time that the duplicate key is used.
(8)	 If	 a	 central	 automated	 system	 controls	 more	 than	 1	 machine,	 an	 employer	
or contractor shall ensure that the machine to be maintained, repaired, tested or 
adjusted	is	isolated	from	the	central	system	before	the	lock-out	procedures	required	
by subsection (3) are implemented.
(9) Before undertaking any maintenance, repairs, tests or adjustments to a machine 
to which subsection (1) applies, a worker shall lock out the machine following the 
process mentioned in clause (3) (a).
(10) After a lock-out device has been installed or a lockout process has been 
initiated,	the	worker	who	installed	the	first	lock	or	initiated	the	process	shall	check	
the machine to ensure that the machine is inoperative.
(11) No person shall deactivate a lockout process that does not use a lock and key 
except the person designated pursuant to subsection (4).
(12) No person shall remove a lock-out device except the worker who installed the 
lock-out device or the designated person acting in accordance with subsection (6).
31 Dec 2020 c S-15.1 Reg 10 s10-6.
Cleaning, etc., of machine or other equipment in motion
10‑7(1)	 This	section	applies	if	any	of	the	following	requires	cleaning,	lubrication	
or	adjustment	while	all	or	any	part	of	a	machine	or	other	piece	of	equipment	is	in	
motion	or	under	power:
(a)	 the	machine	or	other	piece	of	equipment;
(b)	 a	part	of	the	machine	or	of	the	piece	of	other	equipment;	or
(c)	 any	material	on	the	machine	or	on	the	piece	of	equipment.

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(2)	 In	the	circumstances	mentioned	in	subsection	(1),	an	employer	or	contractor	
shall:
(a) develop and implement written work practices and procedures that ensure 
that the cleaning, lubrication or adjustment is carried out in a safe manner;
(b)	 ensure	that	workers	who	are	required	to	perform	the	cleaning,	lubrication	
or adjustment are trained in the written work practices and procedures 
mentioned in clause (a); and
(c) ensure that a copy of the written work practices and procedures mentioned 
in clause (a) is readily available for reference by workers.
31 Dec 2020 c S-15.1 Reg 10 s10-7.
Belts
10‑8(1)	 An	employer	or	contractor	shall	ensure	that	a	permanent	belt	shifter	is:
(a) provided for all loose pulleys on any machine; and
(b) constructed so that the belt cannot creep back on to the tight pulley.
(2) An employer or contractor shall ensure that a worker does not shift a belt on 
a machine by hand while the belt is in motion.
31 Dec 2020 c S-15.1 Reg 10 s10-8.
Air‑actuated fastening tools
10‑9 An employer or contractor shall ensure that a worker does not hold the trigger 
of an air-actuated fastening tool mechanically in the operating position unless the 
tool	is	specifically	designed	to	be	used	in	that	manner.
31 Dec 2020 c S-15.1 Reg 10 s10-9.
Explosive‑actuated fastening tools
10‑10(1)	 In	this	section,	“explosive‑actuated fastening tool” means a machine 
that propels or discharges, by means of an explosive force, a fastening device to 
attach	the	fastening	device	on,	affix	the	fastening	device	to	or	cause	the	fastening	
device to penetrate another object or material.
(2) An employer or contractor shall ensure that a worker who operates 
explosive-actuated fastening tool systems is trained in and uses safe work procedures 
for	any	explosive-actuated	fastening	tool	that	the	worker	may	operate,	including:
(a) the selection of the appropriate tool, accessories, fastener and power load 
for each application;
(b) the limitations of each type of tool, fastener and power load; and
(c) the maintenance, inspection and use of the tool.

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(3) An employer or contractor shall ensure that a worker who operates an explosive 
actuated	fastening	tool:
(a) does not leave the tool or explosive charges unattended;
(b) stores the tool and explosive charges in a locked container when not in 
use; and
(c)	 uses	an	industrial	eye	or	face	protector	that	meets	the	requirements	of	
Part 7.
31 Dec 2020 c S-15.1 Reg 10 s10-10.
Airless spray units
10‑11	 If	 a	 worker	 is	 required	 or	 permitted	 to	 use	 an	 airless	 spray	 unit	 that	 is	
capable of operating at a pressure greater than 7 megapascals, an employer or 
contractor	shall	ensure	that:
(a) the gun, the reservoir and the pump are bonded to ground with a single 
continuous approved bonding conductor; and
(b)	 the	gun	is	fitted	with	suitable	tip	and	trigger	guards.
31 Dec 2020 c S-15.1 Reg 10 s10-11.
Grinding machines
10‑12(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 no	abrasive	wheel	is	operated:
(i)	 unless	 it	 is	 equipped	 with	 blotters	 installed	 according	 to	 the	
manufacturer’s recommendations and a safeguard; or
(ii) at a speed in excess of the manufacturer’s recommendations;
(b) the maximum speed of each grinder shaft in revolutions per minute is 
permanently marked on the grinder; and
(c)	 the	 mounting	 flanges	for	 an	abrasive	 wheel	have	an	equal	 and	correct	
diameter for the wheel.
(2)	 If	a	tool	rest	is	installed	on	a	fixed	grinder,	an	employer	or	contractor	shall	
ensure	that	the	tool	rest	is:
(a) installed in a manner that is compatible with the work process;
(b) securely attached to the grinder; and
(c) set not more than 3 millimetres from the face of the wheel or below the 
horizontal centre line of the wheel.
(3)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	use	the	sides	
of an abrasive wheel for grinding unless the abrasive wheel is designed for that use.

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(4)	 An	employer	or	contractor	shall	ensure	that	a	worker	who	operates	a	grinder:
(a)	 is	provided	with	and	uses	the	following	personal	protective	equipment	
that	meets	the	requirements	of	Part	7:
(i) an industrial eye or face protector;
(ii) hand or arm protection; and
(b) is instructed in the potential hazards and safe use of the grinder.
31 Dec 2020 c S-15.1 Reg 10 s10-12.
Chain saws
10‑13(1)	 An	employer,	contractor	or	supplier	shall	ensure	that	a	chain	saw	is:
(a)	 equipped	with	an	effective	chain	brake	or	a	chain	and	bar	that	is	designed	
to minimize the possibility of a kickback; and
(b) designed and constructed so that the chain stops when the engine is at idle.
(2)	 If	a	chain	saw	is	to	be	used	by	a	worker	operating	from	an	elevated	cage	or	
basket, the width of which is less than twice the length of the chain saw, an employer 
or contractor shall ensure that a secondary platform is installed outside the cage or 
basket and is used to store the chain saw and to start the chain saw engine.
(3)	 An	employer	or	contractor	shall	ensure	that	a	worker	who	operates	a	chain	saw:
(a) stops the chain while the worker is walking with the saw;
(b) does not operate the saw at a height that is higher than the worker’s 
shoulder level;
(c)	 holds	the	saw	firmly	in	both	hands	while	operating	the	saw;	and
(d) maintains the chain saw, cutting chain and safeguards in safe operating 
condition.
(4)	 A	worker	who	operates	a	chain	saw:
(a) shall stop the chain while the worker is walking with the saw;
(b) shall not operate the saw at a height that is higher than the worker’s 
shoulder level;
(c)	 shall	hold	the	saw	firmly	in	both	hands	while	operating	the	saw;
(d) shall maintain the chain saw, cutting chain and safeguards in safe 
operating condition; and
(e) shall maintain the chain saw so that the chain stops when the engine is 
at idle.
31 Dec 2020 c S-15.1 Reg 10 s10-13.

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Circular saws
10‑14(1) Subject to subsection (2), if a circular saw blade develops a crack in the 
outside diameter of the saw blade, an employer or contractor shall ensure that the 
blade	is	discarded	unless:
(a) the blade is effectively repaired by a competent person; and
(b) the original blade tension is restored.
(2) An employer or contractor shall ensure that a circular saw blade that develops 
a crack from the eye or the collar is discarded.
(3) An employer, contractor or supplier shall ensure that a portable 
manually-operated	circular	saw	is	equipped	with	a	safeguard	that	will	automatically	
cover the exposed part of the blade during use and the entire blade when the saw 
is not in use.
31 Dec 2020 c S-15.1 Reg 10 s10-14.
Power‑fed circular saws
10‑15(1) An employer, contractor or supplier shall ensure that a power-fed 
circular	rip	saw	with	horizontal,	power-driven	feed	rolls	is	equipped	with	a	sectional	
non-kickback device located in front of the saw blade and across the full width of 
the rolls.
(2) An employer, contractor or supplier shall ensure that a power-fed circular rip 
saw:
(a)	 is	equipped	with	a	splitter	that	extends	to	the	height	of	the	top	of	the	
saw blade; and
(b)	 has	a	saw	blade	that	is	equipped	with	a	safeguard	or	located	so	that	a	
worker cannot reach it.
31 Dec 2020 c S-15.1 Reg 10 s10-15.
Band‑saws
10‑16(1)	 If	a	band-saw	blade	develops	a	crack	the	depth	of	which	is	more	than	5%	
of the width of the saw blade, an employer or contractor shall ensure that the blade 
is	discarded	unless:
(a) the width of the blade is reduced so as to eliminate the crack; or
(b) the cracked section is repaired by a competent person.
(2) An employer, contractor or supplier shall ensure that a band-saw has an 
automatic tension control device.
31 Dec 2020 c S-15.1 Reg 10 s10-16.

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Cut‑off saws
10‑17	 An	employer,	contractor	or	supplier	shall	ensure	that:
(a)	 a	manually-operated,	sliding	or	swing	cut-off	saw	is	equipped	with	a	device	
that will return the saw automatically to the back of the table when the saw 
is released at any point in the saw’s travel; and
(b) a limit device is installed on a swing or sliding cut-off saw to prevent the 
saw from travelling beyond the outside edge of the cutting table.
31 Dec 2020 c S-15.1 Reg 10 s10-17.
Pushblocks and pushsticks
10‑18(1)	 In	this	section:
“pushblock” means a short block of wood with a shoulder at the rear that is 
provided with a suitable handle that will engage with the shoulder;
“pushstick” means a narrow strip of wood or other suitable material with a 
notch cut into 1 end.
(2) An employer or contractor shall ensure that a worker uses a pushstick or 
pushblock to feed wood or other material into any machine that is used for cutting 
or shaping the wood or other material.
31 Dec 2020 c S-15.1 Reg 10 s10-18.
Hand‑fed planers and joiners
10‑19(1) An employer or contractor shall ensure that a hand-fed planer or joiner 
is operated at a height that is suitable for the worker who operates it.
(2) An employer, contractor or supplier shall ensure that a hand-fed planer or 
joiner with a horizontal cutting head has an automatic safeguard that will cover 
all sections of the head on the working side of the safeguard when material is not 
being cut.
31 Dec 2020 c S-15.1 Reg 10 s10-19.
PART 11
Powered Mobile Equipment
Definition for Part
11‑1	 In	this	Part,	“hours of darkness”	means:
(a) the period from one-half hour after sunset to 1 hour before sunrise; or
(b)	 any	time	when,	because	of	insufficient	light	or	unfavourable	atmospheric	
conditions, persons or vehicles are not clearly discernable at a distance of 150 
metres.
31 Dec 2020 c S-15.1 Reg 10 s11-1.

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Trained operators for powered mobile equipment
11‑2(1)	 In	this	section:
“farming or ranching operation”	includes	any	of	the	following	operations:
(a) the production of crops, including fruits and vegetables, seeds and 
animal feed, through the cultivation of land;
(b) the drying, cleaning, handling and transporting of grain by the 
original producer of that grain;
(c) feedlot and intensive livestock operations;
(d) the production of raw milk;
(e) the operation of greenhouses;
(f) the operation of herb or mushroom farms;
(g) the raising of animals used in the production of food, including horses;
(h) the keeping of bees;
(i) the operation of sod farms;
(j) the operation of tree nurseries;
“trained operator”	means	a	worker	who:
(a) has successfully completed a training program that includes all of the 
elements set out in Table 11 of the Appendix for the type of powered mobile 
equipment	that	the	worker	will	be	required	or	permitted	to	operate;	or
(b)	 is	 completing	 the	 practical	 training	 required	 by	 Table	 11	 of	 the	
Appendix under the direct supervision of a competent operator within 
the meaning of clause (a).
(2) Subject to subsection (4), every employer or contractor shall ensure that only 
trained	operators	are	required	or	permitted	to	operate	powered	mobile	equipment.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 the	training	required	by	Table	11	of	the	Appendix	is	provided	by	competent	
persons; and
(b) a written record of all training delivered to workers pursuant to this 
section and Table 11 of the Appendix is kept readily available.
(4) This section does not apply to persons directly engaged in a farming or ranching 
operation.
31 Dec 2020 c S-15.1 Reg 10 s11-2.

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Visual inspection
11‑3(1)	 Before	a	worker	starts	any	powered	mobile	equipment,	an	employer	or	
contractor shall ensure that the worker makes a complete visual inspection of 
the	equipment	and	the	surrounding	area	to	ensure	that	no	worker,	including	the	
operator,	is	endangered	by	the	start-up	of	the	equipment.
(2)	 No	 worker	 shall	 start	 any	 powered	 mobile	 equipment	 until	 the	 inspection	
required	by	subsection	(1)	is	completed.
31 Dec 2020 c S-15.1 Reg 10 s11-3.
Inspection and maintenance
11‑4	 An	employer	or	contractor	shall	ensure	that:
(a)	 all	 powered	 mobile	 equipment	 is	 inspected	 by	 a	 competent	 person	 for	
defects and unsafe conditions as often as is necessary to ensure that it is 
capable of safe operation;
(b) if a defect or unsafe condition that may create a hazard to a worker is 
identified	in	the	powered	mobile	equipment:
(i) steps are taken immediately to protect the health and safety of any 
worker who may be at risk until the defect is repaired or the unsafe 
condition is corrected; and
(ii) as soon as is reasonably practicable, the defect is repaired or the 
unsafe condition is corrected; and
(c) a written record of the inspections and maintenance carried out pursuant 
to clauses (a) and (b) is kept at the place of employment and made readily 
available to the operator.
31 Dec 2020 c S-15.1 Reg 10 s11-4.
Requirements for powered mobile equipment
11‑5(1) An employer, contractor or supplier shall ensure that each unit of powered 
mobile	equipment	is	equipped	with:
(a) a device within easy reach of the operator that will permit the operator to 
stop	as	quickly	as	possible	any	ancillary	equipment	driven	from	the	powered	
mobile	 equipment,	 including	 any	 power	 take-off,	 crane	 and	 auger	 and	 any	
digging,	lifting	and	cutting	equipment;
(b) a horn or other audible warning device;
(c) seats that are designed and installed to ensure the safety of all workers 
required	or	permitted	to	be	in	or	on	the	equipment	while	the	equipment	is	in	
motion	except	if	the	powered	mobile	equipment	is	designed	to	be	operated	from	
a standing position; and
(d) an effective braking system and an effective parking device.

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(2)	 If	a	unit	of	powered	mobile	equipment	is	operated	during	hours	of	darkness	
in	an	area	that	is	not	adequately	illuminated,	an	employer,	contractor	or	supplier	
shall	ensure	that	it	is	equipped	with	suitable	headlights	and	back-up	lights	that	
clearly illuminate the path of travel.
(3)	 If	a	unit	of	powered	mobile	equipment	has	a	windshield,	an	employer,	contractor	
or	supplier	shall	ensure	that	it	is	equipped	with	suitable	windshield	washers	and	
wipers.
(4)	 If	 a	 unit	 of	 powered	 mobile	 equipment	 is	 fitted	 with	 roll-over	 protective	
structures,	an	employer,	contractor	or	supplier	shall	ensure	that	the	equipment	is	
equipped	with:
(a)	 seat-belts	 for	 the	 operator	 and	 any	 other	 worker	 who	 is	 required	 or	
permitted	to	be	in	or	on	the	equipment	while	the	equipment	is	in	motion;	or
(b) shoulder belts, bars, gates, screens or other restraining devices designed 
to prevent the operator and any other worker from being thrown outside the 
roll-over protective structures if the work process renders the wearing of a 
seat-belt impracticable.
(5)	 If	there	is	a	danger	to	the	operator	of	a	unit	of	powered	mobile	equipment	or	any	
other	worker	who	is	required	or	permitted	to	be	in	or	on	a	unit	of	powered	mobile	
equipment	from	a	falling	object	or	projectile,	an	employer,	contractor	or	supplier	
shall	ensure	that	the	powered	mobile	equipment	is	equipped	with	a	suitable	and	
adequate	cab,	screen	or	guard.
31 Dec 2020 c S-15.1 Reg 10 s11-5.
Construction, repair, etc., of powered mobile equipment
11‑6 An employer, contractor, owner or supplier shall ensure that each unit of 
powered	mobile	equipment	is	constructed,	structurally	repaired,	inspected,	tested,	
maintained	and	operated	in	accordance	with	the	manufacturer’s	specifications	or	
an approved standard.
31 Dec 2020 c S-15.1 Reg 10 s11-6.
Use of seat‑belt or restraint by operator
11‑7 An employer or contractor shall ensure that the operator of a unit of powered 
mobile	 equipment	 uses	 the	 seat-belt	 or	 other	 restraining	 device	 required	 by	
subsection 11-5(4).
31 Dec 2020 c S-15.1 Reg 10 s11-7.
Protection against shifting of load
11‑8 An employer or contractor shall install a bulkhead or other effective 
restraining	device	to	protect	the	operator	and	any	other	worker	who	is	required	or	
permitted	to	be	in	or	on	powered	mobile	equipment	used	to	transport	equipment	or	
materials that may shift under emergency stopping conditions and endanger the 
operator or other worker.
31 Dec 2020 c S-15.1 Reg 10 s11-8.

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Warning of reverse motion
11‑9 An employer, contractor or supplier shall ensure that a motor vehicle or 
unit	of	powered	mobile	equipment	that	may	be	used	in	such	a	way	that	a	worker	
other than the operator may be placed at risk by an unexpected reverse movement 
is	equipped	with	a	suitable	warning	device	that	operates	automatically	when	the	
vehicle	or	equipment	starts	to	move	in	reverse.
31 Dec 2020 c S-15.1 Reg 10 s11-9.
Roll‑over protective structures
11‑10(1) An employer, contractor or supplier shall ensure that no unit of powered 
mobile	equipment	that	is	equipped	with	an	engine	rated	at	15	kilowatts	or	more	
and	is	in	any	of	the	following	categories	is	used	unless	it	is	fitted	with	a	roll-over	
protective	structure	that	meets	the	requirements	of	subsection	(2):
(a) motor grader;
(b) crawler tractor, other than one that operates with side booms;
(c) wheeled or tracked dozer and loader, other than one that operates with 
side booms;
(d) self-propelled wheeled scraper;
(e) self-propelled roller;
(f) compactor;
(g) rubber-tired tractor;
(h) skidder.
(2) Except as otherwise provided in these regulations, an employer, contractor or 
supplier	shall	ensure	that	a	roll-over	protective	structure	required	by	subsection	(1):
(a)	 is	designed,	manufactured	and	installed	to	meet	the	requirements	of	an	
approved standard; and
(b) has the following information permanently and legibly marked on the 
structure:
(i) the manufacturer’s name and address;
(ii) the model and serial number;
(iii) the make and model or series number of the machines that the 
structure	is	designed	to	fit;
(iv)	 an	identification	of	the	standard	to	which	the	structure	was	designed,	
manufactured and installed.
(3)	 If	a	roll-over	protective	structure	required	by	subsection	(1)	is	not	available,	
an employer, contractor or supplier shall ensure that a unit of powered mobile 
equipment	 mentioned	 in	 subsection	 (1)	 is	 equipped	 with	 a	 roll-over	 protective	
structure	that	is:
(a) designed by a professional engineer;

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(b) designed and fabricated so that the structure and supporting attachments 
will	support	at	least	twice	the	weight	of	the	equipment	to	which	the	structure	
is	 to	 be	 fitted,	based	 on	 the	 ultimate	 strength	 of	 the	 metal	 and	 integrated	
loading of structural members, with the resultant load applied at the point 
of impact; and
(c) installed to have a vertical clearance of 1.2 metres between the decks and 
the structures at the point of operator entrance or exit.
(4)	 A	roll-over	protective	structure	that	was	installed	on	powered	mobile	equipment	
on or before December 4, 1996 and that was designed and manufactured to meet any 
standard described in section 200 of The Occupational Health and Safety Regulations 
as that section existed immediately before December 4, 1996 is deemed to meet the 
requirements	of	this	section.
(5)	 An	employer,	contractor	or	supplier	shall	ensure	that	all	modifications	or	repairs	
to	existing	roll-over	protective	structures	are	certified	as	meeting	the	requirements	
of this section by a professional engineer.
(6)	 This	section	does	not	apply	to	equipment	that	is	used	underground	in	a	mine	
and that is governed by The Mines Regulations.
31 Dec 2020 c S-15.1 Reg 10 s11-10.
Transparent materials used in cabs, etc.
11‑11(1) An employer, contractor or supplier shall ensure that any transparent 
material used as part of the enclosure for a cab, canopy or roll-over protective 
structure	on	powered	mobile	equipment	is	made	of	safety	glass	or	another	material	
that	gives	at	least	equivalent	protection	against	shattering.
(2) An employer, contractor or supplier shall ensure that any defective glass or 
other transparent material in a cab, canopy or roll-over protective structure that 
creates or may create a hazard is removed and replaced.
31 Dec 2020 c S-15.1 Reg 10 s11-11.
Fuel tanks in enclosed cabs
11‑12	 If	a	unit	of	powered	mobile	equipment	is	equipped	with	an	enclosed	cab,	an	
employer, contractor or supplier shall ensure that a fuel tank located in the enclosed 
cab	has	a	filler	spout	and	vents	that	extend	to	the	outside	of	the	cab.
31 Dec 2020 c S-15.1 Reg 10 s11-12.
Dangerous movements
11‑13(1)	 If	a	worker	may	be	endangered	by	the	swinging	movement	of	a	load	or	
a	part	of	a	unit	of	powered	mobile	equipment,	an	employer	or	contractor	shall	not	
require	or	permit	a	worker	to	remain	within	range	of	the	swinging	load	or	part.
(2)	 If	a	worker	may	be	required	or	permitted	to	perform	maintenance,	repairs	or	
other	work	on	or	under	an	elevated	part	of	a	unit	of	powered	mobile	equipment,	an	
employer or contractor shall ensure that the elevated part is securely blocked to 
prevent accidental movement.

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(3)	 An	operator	of	a	unit	of	powered	mobile	equipment	shall	not	move	or	cause	to	
be	moved	any	load	or	part	of	the	equipment	when	a	worker	may	be	endangered	by	
that movement.
31 Dec 2020 c S-15.1 Reg 10 s11-13.
Transporting workers
11‑14(1) An employer or contractor shall ensure that no worker is transported 
on	a	vehicle	or	a	unit	of	powered	mobile	equipment	 unless	the	worker	is	seated	
and secured by a seat-belt or other restraining device that is designed to prevent 
the	worker	from	being	thrown	from	the	vehicle	or	equipment	while	the	vehicle	or	
equipment	is	in	motion.
(2) An employer or contractor shall ensure that no worker is transported on the 
top	of	a	load	that	is	being	moved	by	a	vehicle	or	a	unit	of	powered	mobile	equipment.
(3)	 An	employer	or	contractor	shall	ensure	that	no	worker	places	equipment	or	
material	in	a	compartment	of	a	vehicle	or	powered	mobile	equipment	in	which	the	
operator	or	another	worker	is	being	transported	unless	the	equipment	or	material	
is positioned or secured so as to prevent injury to the operator or the other worker.
(4)	 If	an	open	vehicle	or	unit	of	powered	mobile	equipment	is	used	to	transport	a	
worker, an employer or contractor shall ensure that the worker is restrained from 
falling	from	the	vehicle	or	powered	mobile	equipment	and	that	no	part	of	the	worker’s	
body	protrudes	beyond	the	side	of	the	vehicle	or	powered	mobile	equipment.
(5)	 An	 employer	 or	 contractor	 shall	 ensure	 that	 sufficient	 protection	 against	
inclement	weather	is	provided	for	workers	who	are	required	to	travel	in	a	vehicle	
or	a	unit	of	powered	mobile	equipment.
(6)	 If	a	vehicle	or	unit	of	powered	mobile	equipment	with	an	enclosed	body	is	used	to	
transport workers, an employer, contractor or supplier shall ensure that the exhaust 
outlet of the engine is located so that exhaust gases cannot enter the enclosed body.
31 Dec 2020 c S-15.1 Reg 10 s11-14.
Ladders attached to extending boom
11‑15(1)	 An	employer	or	contractor	shall	ensure	that:
(a) subject to subsection (2), no worker is on a ladder that is attached as a 
permanent	part	of	an	extending	boom	on	powered	mobile	equipment	during	
any	movement	of	the	equipment,	including	extension	or	retraction	of	the	boom;
(b)	 if	outriggers	are	incorporated	into	powered	mobile	equipment,	no	worker	
climbs a ladder attached to an extending boom unless the outriggers are 
deployed; and
(c)	 no	 worker	 operates	 any	 powered	 mobile	 equipment	 equipped	 with	 an	
extending	 boom	 unless	 the	 powered	 mobile	 equipment	 is	 stable	 under	 all	
operating conditions.
(2)	 Clause	(1)	(a)	does	not	apply	to	firefighting	equipment.
31 Dec 2020 c S-15.1 Reg 10 s11-15.

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Forklifts
11‑16(1)	 An	employer,	contractor	or	supplier	shall	ensure	that	every	forklift:
(a) is provided with a durable and clearly legible load rating chart that is 
readily available to the operator; and
(b)	 is	equipped	with	a	seat-belt	for	the	operator	if	the	forklift	is	equipped	
with a seat.
(2) An employer or contractor shall ensure that the operator of a forklift uses the 
seat-belt	required	by	clause	(1)	(b).
31 Dec 2020 c S-15.1 Reg 10 s11-16.
PART 12
Scaffolds, Aerial Devices, Elevating Work 
Platforms and Temporary Supporting Structures
Definitions for Part
12‑1	 In	this	Part:
“aerial device” means a vehicle-mounted telescoping or articulating unit that 
is used to position a worker at an elevated worksite, and includes a work basket 
or bucket, an aerial ladder, an extendable and articulating boom platform, a 
vertical tower and any combination of those devices;
“base plate” means a device that is attached to the base of a scaffold upright 
and that is used to distribute the vertical load over a larger area of the sill;
“bearer” means a horizontal scaffold member on which the platform rests and 
that may be supported by ledgers, and includes transoms and joists;
“brace” means a scaffold member fastened diagonally to the uprights across 
the vertical faces of the scaffold to provide stability against lateral movement 
of the scaffold;
“bracket scaffold” means a platform that is supported by 2 or more triangular 
brackets projecting out from a structure to which the brackets are securely 
fastened;
“double‑pole scaffold” means a platform that is supported by bearers 
attached to a double row of braced uprights;
“elevating work platform” means a work platform that can be self-elevated 
to overhead worksites, and includes an elevating rolling work platform, 
a self-propelled elevating work platform and a boom-type elevating work 
platform;

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“flyform deck panel”	means	a	temporary	supporting	structure	that:
(a) is used as a modular falsework;
(b) is intended to be moved; and
(c)	 is	capable	of	being	moved	from	floor	to	floor	and	re-used	during	a	
construction project;
“half‑horse scaffold” means a platform that is supported by 2 or more braced, 
splayed supports resting in or on the structure;
“heavy‑duty scaffold” means a scaffold that is intended to support workers, 
equipment	and	stored	or	stacked	materials	and	that	is	designed	to	support	the	
minimum	load	identified	in	clause	12-5(1)	(b);
“ladderjack scaffold” means a platform that is supported by brackets 
attached to ladders;
“ledger” means a horizontal scaffold member extending from upright to 
upright that may support the bearers, and includes runners, stringers and 
ribbons;
“light‑duty scaffold” means a scaffold that is intended to support workers 
and materials for current use only, with no storage of other materials except 
the	 worker’s	 tools,	 and	 that	 is	 designed	 to	 support	 the	 load	 identified	 in	
clause 12-5(1) (a);
“maximum load” means the maximum actual load that a scaffold is designed 
to support or resist in use, and includes the working load, the actual weight 
of all the components of the scaffold, wind, environmental conditions and all 
other loads that may reasonably be anticipated;
“modular scaffold” means a platform that is supported by uprights with 
fixed	attachment	points	for	standard-sized	ledgers,	bracing	and	accessories;
“needle‑beam scaffold” means a platform that is supported by parallel 
horizontal beams suspended by ropes attached to overhead anchors;
“outrigger scaffold” means a platform that is supported by rigid members 
that are cantilevered out from the structure or vertical supports;
“personnel lifting unit” means a work platform suspended by rigging from 
a crane or hoist that is used to position a worker at an elevated worksite, and 
includes a manbasket and work basket;
“rolling scaffold”	means	a	freestanding	scaffold	that	is	equipped	with	castors	
or wheels at the base of the scaffold;
“scaffold” means a temporary elevated platform and the platform’s supporting 
structure that are designed to support workers and hand tools, or workers, 
equipment	and	materials;
“sill” means a wood, concrete or metal footing used to distribute the load from 
a standard, an upright or a base plate of a scaffold to the ground;

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“single‑pole scaffold” means a platform that is supported by bearers attached 
at the outer end to a single row of braced uprights and at the inner end to the 
structure;
“suspended outrigger scaffold” means a scaffold with a working platform 
that is suspended by wooden vertical members from rigid horizontal members 
that are cantilevered out from the structure;
“suspended powered scaffold” means a platform that is suspended from 
overhead	 supports	 by	 ropes	 or	 cables	 and	 equipped	 with	 winches	 or	 pulley	
blocks so that the scaffold can be moved, and includes a boatswain’s chair, 
work basket, work cage, swingstage or other similar scaffold;
“suspended scaffold” means a platform that is supported by 4 wire ropes 
suspended from members that are cantilevered out from the structure;
“temporary supporting structure”	means	a	falsework,	form,	flyform	deck	
panel, shoring, brace or cable that is used to support a structure temporarily 
or to stabilize materials or earthworks until the materials or earthworks are 
self-supporting or the instability is otherwise overcome, and includes metal 
scaffold components;
“tube and clamp scaffold” means a platform that is supported by steel or 
aluminum tubes with wedge or bolt clamp connectors and accessories;
“tubular frame scaffold” means a platform that is supported by welded 
tubular frames, cross-braces and accessories;
“upright” means a vertical scaffold member that transmits the load to the 
ground, and includes posts, verticals and standards;
“working load” means the total of the loads from workers, materials, 
equipment	and	work	processes.
31 Dec 2020 c S-15.1 Reg 10 s12-1.
Scaffold required
12‑2	 If	work	cannot	be	safely	done	from	the	ground	or	from	a	permanent	structure,	
an employer or contractor shall provide a scaffold or other safe working platform or 
a	ladder	that	meets	the	requirements	of	Part	16	for	the	use	of	workers.
31 Dec 2020 c S-15.1 Reg 10 s12-2.
Prohibition
12‑3	 No	 employer	 or	 contractor	 shall	 require	 or	 permit	 a	 worker	 to	 use	 a	
needle-beam scaffold or a suspended outrigger scaffold as a work platform.
31 Dec 2020 c S-15.1 Reg 10 s12-3.

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Limited use of certain scaffolds
12‑4(1) An employer or contractor shall ensure that the following types of scaffolds 
are	used	only	as	light-duty	scaffolds:
(a) half-horse scaffolds;
(b) ladderjack scaffolds;
(c) single-pole scaffolds.
(2) An employer or contractor shall ensure that the following types of scaffolds are 
used only as light-duty scaffolds unless the scaffold is designed by a professional 
engineer and constructed, erected, used, maintained and dismantled in accordance 
with	that	design:
(a) bracket scaffolds;
(b) outrigger scaffolds;
(c) suspended scaffolds;
(d) suspended powered scaffolds.
31 Dec 2020 c S-15.1 Reg 10 s12-4.
General requirements
12‑5(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 every	light-duty	scaffold	is	designed	and	constructed	to	support:
(i) a minimum working load of 3.63 kilonewtons per lineal metre of 
platform width applied vertically and uniformly across an independent 
platform section along an imaginary line drawn perpendicular to the 
platform edge anywhere along the length of the section; and
(ii) a minimum uniformly distributed working load of 1.20 kilonewtons 
per	 square	 metre,	 acting	 simultaneously	 with	 the	 concentrated	 load	
specified	in	subclause	(i);	and
(b)	 every	heavy-duty	scaffold	is	designed	and	constructed	to	support:
(i) a minimum working load of 3.88 kilonewtons per lineal metre of 
platform width applied vertically and uniformly across an independent 
platform section along an imaginary line drawn perpendicular to the 
platform edge anywhere along the length of the section; and
(ii) a minimum uniformly distributed working load of 3.60 kilonewtons 
per	 square	 metre,	 acting	 simultaneously	 with	 the	 concentrated	 load	
specified	in	subclause	(i).
(2)	 An	employer	or	contractor	shall	ensure	that	every	scaffold	is:
(a) designed, constructed, erected, used and maintained so as to perform 
safely	any	task	that	the	scaffold	is	required	to	perform;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(b)	 designed,	constructed	and	erected	to	support	or	resist:
(i) in the case of a wooden scaffold, at least 4 times the load that may 
be imposed on the scaffold;
(ii) in the case of a metal scaffold, at least 2.2 times the load that may 
be imposed on the scaffold;
(iii) in the case of any components suspending any part of a scaffold 
supporting workers, at least 10 times the load that may be imposed on 
those components; and
(iv) 4 times the maximum load or force to which the scaffold is likely to 
be subjected without overturning; and
(c) erected, maintained and dismantled by a competent worker.
(3) An employer or contractor shall ensure that a freestanding scaffold is restrained 
from overturning by guying or other suitable means.
(4) An employer or contractor shall ensure that a scaffold that is built from the 
ground	or	other	surface:
(a)	 is	supported	by	a	foundation	that	is	of	sufficient	area,	stability	and	strength	
to ensure the stability of the scaffold;
(b) is set level on a stable sill that is at least 38 x 240 millimetres and 
continuous under at least 2 consecutive supports;
(c) has a base plate installed in any upright that could penetrate the sill;
(d)	 is	supported	against	lateral	movement	by	adequate,	secure	bracing;
(e)	 is	anchored:
(i) vertically at not less than 4-metre intervals and horizontally at not 
less than 6-metre intervals;
(ii) if designed by a professional engineer, at intervals recommended by 
a professional engineer; or
(iii) if commercially manufactured, at intervals recommended by the 
manufacturer;
(f) is provided with internal stairways or ladders if the scaffold is 9 metres 
or more in height; and
(g) is checked to ensure that the scaffold is plumb and level after each tier 
is added.
(5)	 If	a	scaffold	is	partially	or	fully	enclosed,	an	employer	or	contractor	shall	ensure	
that	all	scaffold	components	and	tie-ins	are	adequate	to	support	the	added	load	that	
may be placed on the scaffold as a result of wind or other adverse weather conditions.
(6)	 An	employer	or	contractor	shall	ensure	that	all	workers	who	are	required	to	
work	on	a	scaffold	are	provided	with	the	following	information:
(a) the maximum working load of the scaffold;
(b) any other information, restriction or condition that is necessary to ensure 
the safe use of the scaffold.

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(7)	 If	a	scaffold	is	more	than	6	metres	high,	an	employer	or	contractor	shall	install	
a gin wheel and hoist arm or other suitable lifting device to hoist materials from 
the ground.
31 Dec 2020 c S-15.1 Reg 10 s12-5.
Ropes in scaffolds
12‑6(1) An employer or contractor shall ensure that a rope or wire rope that forms 
an integral part of a scaffold is protected against abrasion or other physical damage.
(2)	 If	 damage	 to	 a	 rope	 that	 forms	 an	 integral	 part	 of	 a	 scaffold	 from	 heat	 or	
chemicals is possible, an employer or contractor shall ensure that rope of heat or 
chemical resistant material is used.
31 Dec 2020 c S-15.1 Reg 10 s12-6.
Scaffold planks and platforms
12‑7(1)	An	employer	or	contractor	shall	ensure	that	scaffold	planks:
(a) are inspected by a competent worker to ensure that the scaffold planks 
are free of defects before the planks are incorporated in a scaffold;
(b) subject to subsections (2) and (4), are of 38 x 240 millimetre, number 1 
structural	grade	spruce	lumber	or	material	of	equivalent	or	greater	strength;
(c) are the same thickness as adjoining planks;
(d) are laid tightly side by side with adjoining planks to cover the full width 
of the platform;
(e) are secured to prevent accidental or inadvertent movement in any 
direction;
(f) if wooden, do not span more than 3 metres between vertical supports on 
a light-duty scaffold or 2.1 metres between vertical supports on a heavy-duty 
scaffold;
(g) if metal or manufactured laminate, do not have a span between vertical 
supports greater than the span recommended by the manufacturer; and
(h) do not extend less than 150 millimetres or more than 300 millimetres 
beyond the bearers.
(2) An employer, contractor or supplier may use a manufactured scaffold plank 
if the plank is used according to the manufacturer’s recommendations and the 
manufactured scaffold plank is clearly marked with its maximum working load or 
the	load	specifications	are	readily	available	at	the	worksite.
(3) Subject to subsection (4), an employer or contractor shall ensure that a scaffold 
platform:
(a) is at least one-half metre wide in the case of a light-duty scaffold;

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(b) is at least 1 metre wide in the case of a heavy-duty scaffold; and
(c) is level or, if used as a ramp, has a slope at an angle not steeper than 5 
horizontal to 1 vertical.
(4) A single manufactured extending painter’s plank, or a plank that is 51 x 305 
millimetre,	number	1	structural	grade	spruce	lumber	or	material	of	equivalent	or	
greater strength, may be used in a ladderjack scaffold.
31 Dec 2020 c S-15.1 Reg 10 s12-7.
Wooden scaffolds
12‑8(1) An employer or contractor shall ensure that the dimensions of members of 
a light-duty wooden scaffold that is less than 6 metres in height are not less than 
the	dimensions	specified	in	Table	12	of	the	Appendix.
(2) An employer or contractor shall ensure that a wooden scaffold is constructed 
of	unpainted	number	1	structural	grade	spruce	lumber	or	material	of	equivalent	
or greater strength.
31 Dec 2020 c S-15.1 Reg 10 s12-8.
Metal scaffolds
12‑9(1)	 If	a	metal	scaffold	is	used,	an	employer	or	contractor	shall	ensure	that	
the	metal	scaffold	is:
(a) erected, used, maintained and dismantled in accordance with the 
manufacturer’s	or	professional	engineer’s	specifications	and	recommendations;	
and
(b) inspected, by a competent person, before use and daily when in use for any 
damage, deterioration or weakening of the scaffold or the scaffold’s components.
(2)	 If	a	metal	scaffold	or	a	component	of	a	metal	scaffold	is	damaged,	deteriorated	or	
weakened so that the strength or stability of the scaffold is affected, an employer or 
contractor shall ensure that the scaffold is not used until the scaffold or component 
is repaired or replaced by a competent person in accordance with the manufacturer’s 
or	a	professional	engineer’s	specifications	and	recommendations.
(3)	 If	a	metal	scaffold	is	a	tube	and	clamp	scaffold,	an	employer	or	contractor	shall	
ensure	that:
(a) joints in adjacent uprights are staggered and do not occur in the same tier;
(b) joints in uprights are located not more than one-third of a tier away from 
the connection of a ledger;
(c) ledgers are erected horizontally along the length of the scaffold and coupled 
to each upright at regular intervals of 1 tier;
(d) all ledgers are joined to form a continuous length;

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(e)	 individual	tube	lengths	of	a	ledger	are	the	lesser	of:
(i) 2 or more bays in length; or
(ii) the horizontal length of the scaffold;
(f) tubes of different metals or gauges are not joined together; and
(g)	 if	base	plates	are	required,	they	are	securely	installed	in	the	uprights	and	
securely attached to the sills.
(4)	 If	 a	 metal	 scaffold	 is	 a	 standard	 tubular	 frame	 scaffold,	 an	 employer	 or	
contractor	shall	ensure	that:
(a) if base plates, shore heads, extension devices or screwjacks are necessary, 
they are securely installed and securely attached to the sills and the legs of 
the frame; and
(b) there are no gaps between the lower end of 1 frame and the upper end of 
the frame below on stacked frames.
(5)	 If	a	metal	scaffold	is	a	modular	scaffold,	an	employer	or	contractor	shall	ensure	
that:
(a) if extension devices or screwjack bases and base collars are necessary, 
they are securely installed and securely attached to the sills;
(b) joints in adjacent uprights are staggered and do not occur in the same tier;
(c) there are no gaps between the lower end of 1 upright and the upper end 
of the upright below it;
(d) ledgers, bearers and braces are properly secured; and
(e) components from different modular scaffold systems are not used in the 
same scaffold.
31 Dec 2020 c S-15.1 Reg 10 s12-9.
Heavy‑duty scaffolds, scaffolds used at certain heights
12‑10(1)	 This	section	applies	to	a	scaffold	that:
(a) is to be used as a heavy-duty scaffold;
(b) in the case of a wooden scaffold, has a platform at a height that is 6 metres 
or more above either ground level or a permanent working surface; or
(c) in the case of a metal scaffold, has a platform at a height that is greater 
than 15 metres above either ground level or a permanent working surface.
(2) An employer, contractor or owner shall ensure that a scaffold mentioned in 
subsection	(1)	is:
(a) designed by a professional engineer and erected, used, maintained and 
dismantled in accordance with that design; or
(b)	 commercially	 manufactured	 to	 meet	 the	 requirements	 of	 an	 approved	
standard and erected, used, maintained and dismantled in accordance with 
the	manufacturer’s	specifications	and	recommendations.

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(3) While a scaffold mentioned in subsection (1) is being constructed, erected, 
used, maintained or dismantled, an employer, contractor or owner shall keep at 
the worksite all drawings and supplementary information regarding the scaffold, 
including:
(a)	 the	dimensions,	specifications,	type	and	grade	of	all	components	of	the	
scaffold; and
(b) the maximum load and the maximum working load that the scaffold is 
designed or manufactured to support.
(4) An employer, contractor or owner shall make readily available to the workers 
a copy of the drawings and supplementary information mentioned in subsection (3).
31 Dec 2020 c S-15.1 Reg 10 s12-10.
Half‑horse scaffolds
12‑11(1) An employer or contractor shall ensure that the legs of a half-horse 
scaffold are not spliced, are less than 3 metres high and have an angle of repose 
and an angle of splay that are 15° from the vertical.
(2) An employer or contractor shall ensure that a ladder is used to provide access 
to and exit from a half-horse scaffold.
31 Dec 2020 c S-15.1 Reg 10 s12-11.
Bracket scaffolds
12‑12 An employer or contractor shall ensure that the brackets of a bracket 
scaffold are securely attached to prevent the brackets from dislodging and are not 
more than 3 metres apart.
31 Dec 2020 c S-15.1 Reg 10 s12-12.
Ladderjack scaffolds
12‑13	 An	employer	or	contractor	shall	ensure	that:
(a)	 brackets	and	ladders	used	for	a	ladderjack	scaffold	are:
(i) designed and constructed to support the anticipated load safely; and
(ii) used according to the manufacturer’s specifications and 
recommendations; and
(b) ladders used for a ladderjack scaffold are not more than 3 metres apart.
31 Dec 2020 c S-15.1 Reg 10 s12-13.
Single‑pole scaffolds
12‑14	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	single-pole	scaffold	is	adequately	supported	in	2	directions	by	a	system	
of	diagonal	braces	that	are:
(i) not more than 6 metres long; and
(ii) connected to the uprights as close to the ledgers as possible; and
(b) every ledger on a single-pole scaffold is supported by a bearer that is of 
substantial construction and that is securely fastened to the structure.
31 Dec 2020 c S-15.1 Reg 10 s12-14.

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Outrigger scaffolds
12‑15	 If	an	outrigger	scaffold	is	used,	an	employer	or	contractor	shall	ensure	that	
the	scaffold	is:
(a) designed by a professional engineer and erected, used, maintained and 
dismantled in accordance with that design; or
(b)	 commercially	 manufactured	 to	 meet	 the	 requirements	 of	 an	 approved	
standard and erected, used, maintained and dismantled in accordance with 
the	manufacturer’s	specifications	and	recommendations.
31 Dec 2020 c S-15.1 Reg 10 s12-15.
Suspended scaffolds
12‑16(1)	 If	a	suspended	scaffold	is	used,	an	employer,	contractor	or	supplier	shall	
ensure	that	the	scaffold	is:
(a) designed by a professional engineer and erected, used, maintained and 
dismantled in accordance with that design; or
(b)	 commercially	 manufactured	 to	 meet	 the	 requirements	 of	 an	 approved	
standard and erected, used, maintained and dismantled in accordance with 
the	manufacturer’s	specifications	and	recommendations.
(2) An employer or contractor shall ensure that the working parts of the hoisting 
mechanism of a suspended scaffold are left exposed so that defective parts or 
irregular working of the mechanism can be easily detected.
(3)	 An	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted	
to operate the hoisting mechanism of a suspended scaffold unless the worker is 
competent and has been designated by the employer or contractor to perform that 
work.
(4) An employer or contractor shall ensure that all parts of a suspended scaffold 
are inspected before use and daily when in use.
31 Dec 2020 c S-15.1 Reg 10 s12-16.
Suspended powered scaffolds
12‑17(1)	If	a	suspended	powered	scaffold	is	used,	an	employer,	contractor,	supplier	
or	owner	shall	ensure	that	the	scaffold	and	its	suspension	system	is:
(a) designed by a professional engineer and erected, used, maintained and 
dismantled in accordance with that design; or
(b)	 commercially	 manufactured	 to	 meet	 the	 requirements	 of	 an	 approved	
standard and erected, used, maintained and dismantled in accordance with 
the	manufacturer’s	specifications	and	recommendations.
(2)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) if a parapet is part of the support structure of a suspended powered 
scaffold, the parapet can withstand the force of the load; and
(b) the anchor points for the suspension system are secure and can safely 
withstand the load.

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(3) An employer, contractor, owner or supplier shall ensure that a power unit of a 
suspended	powered	scaffold	is	equipped	with	positive	pressure	controls	and	positive	
drives for raising and lowering the scaffold.
(4)	 If	workers	are	required	to	use	a	manually-operated	suspended	powered	scaffold,	
an	employer,	contractor,	supplier	or	owner	shall	ensure	that:
(a)	 the	scaffold	is	equipped	with	spring-actuated	locking	pawls;
(b) the hoisting mechanism is locked in a positive drive position by means of 
a spring-steel locking pin; and
(c) the locking pin is permanently attached to the hoisting mechanism by a 
light chain.
(5)	 If	a	suspended	powered	scaffold	is	used,	an	employer,	contractor	or	owner	shall	
ensure	that:
(a) the suspension rope consists of wire rope that is at least 8 millimetres in 
diameter	or	meets	the	specifications	recommended	by	the	manufacturer	of	the	
scaffold or the professional engineer who designed the scaffold;
(b)	 either:
(i) the suspension rope is long enough to reach the next working surface 
below the scaffold;
(ii) the end of the suspension rope is doubled back and held securely by 
a cable clamp to prevent the hoisting machine from running off the end 
of the rope; or
(iii) directional limiting devices that prevent travel of the working 
platform beyond the safe limit of travel are installed; and
(c) all rigging hardware has a safety factor of at least 10.
(6) An employer, contractor or owner shall ensure that a suspended powered 
scaffold	is	equipped	with	a	secondary	safety	device	that	will	activate	if	the	suspension	
rope connection or primary hoisting system fails.
(7) An employer, contractor or owner shall ensure that a lifeline used with a 
suspended	powered	scaffold	is:
(a) suspended independently from the scaffold; and
(b)	 securely	attached	to	a	fixed	anchor	point	so	that	the	failure	of	the	scaffold	
will not cause the lifeline to fail.
(8) An employer, contractor or owner shall ensure that the working platform of a 
suspended	powered	scaffold:
(a) is at least 500 millimetres wide and fastened to the stirrups; and
(b) is designed to prevent the scaffold from swinging or swaying away from 
the structure from which the scaffold is suspended.

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(9)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) there is no covering or hoarding around or over a suspended powered 
scaffold; and
(b) 2 or more suspended powered scaffolds are not linked together by 
bridging the distance between the scaffolds with planks or any similar form 
of connection.
(10)	 If	a	suspended	powered	scaffold	is	permanently	installed	on	a	structure,	an	
employer,	contractor	or	owner	shall	ensure	that	a	professional	engineer	has	certified	
that the scaffold, its suspension system and all components and anchor points are 
safe before the scaffold is used.
31 Dec 2020 c S-15.1 Reg 10 s12-17.
Tie‑in guides
12‑18(1) An owner shall ensure that a new structure that will be serviced by a 
suspended	powered	scaffold	is	constructed	with:
(a)	 fixed	anchor	points	that	will	safely	support	the	scaffold	and	lifelines;	and
(b) tie-in guides to provide a positive means of engagement between the 
suspended	part	of	the	equipment	and	the	structure	during	the	full	vertical	or	
inclined travel of the scaffold on the face of the structure.
(2)	 The	tie-in	guides	required	by	clause	(1)	(b)	must	meet	the	requirements	of	an	
approved standard.
31 Dec 2020 c S-15.1 Reg 10 s12-18.
Use of suspended powered scaffolds
12‑19(1)	 An	employer	or	contractor	shall:
(a) develop work practices and procedures for the safe use of any suspended 
powered scaffold;
(b)	 train	the	workers	in	the	procedures	required	pursuant	to	clause	(a);	and
(c)	 ensure	that	every	worker	complies	with	the	procedures	required	pursuant	
to clause (a).
(2) An employer or contractor shall ensure that a suspended powered scaffold is 
operated by a competent worker.
(3) An employer or contractor shall ensure that all parts of a suspended powered 
scaffold are inspected before use and daily when in use.
(4) An employer or contractor shall ensure that a worker who works on a suspended 
powered scaffold is provided with and uses a full-body harness, connecting linkage, 
personal	fall	arrest	system	and	lifeline	that	meet	the	requirements	of	Part	7.
31 Dec 2020 c S-15.1 Reg 10 s12-19.

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Workers’ responsibilities
12‑20(1) Before starting to work on a suspended powered scaffold, a worker shall 
inspect	the	scaffold	to	ensure	that:
(a) the thrustouts or parapet hooks are secured; and
(b) the suspension ropes and lifelines are free from abrasion or other damage.
(2)	 While	working	on	a	suspended	powered	scaffold,	a	worker	shall:
(a) remain on the platform between the suspension ropes at all times;
(b) secure from fouling all ropes from the scaffold that extend to the ground 
or a landing;
(c) use a full-body harness, connecting linkage, personal fall arrest system 
and	lifeline	that	meet	the	requirements	of	Part	7;	and
(d) ensure that, when the scaffold is being moved up or down on a suspension 
rope, the scaffold is kept level.
(3)	 A	worker	shall	not:
(a) bridge the distance between a suspended powered scaffold and any other 
scaffold with planks or by any other means; or
(b) use the lifeline or the suspension ropes as a means of access to or exit 
from the scaffold except in cases of emergency.
(4) A worker shall comply with the work practices and procedures developed 
pursuant to clause 12-19(1) (a).
31 Dec 2020 c S-15.1 Reg 10 s12-20.
Rolling scaffolds
12‑21(1) An employer or contractor shall ensure that the height of a rolling scaffold 
is	not	more	than	3	times:
(a) the smallest dimension of the scaffold’s base; or
(b) if outriggers are provided, the smallest dimension of the scaffold’s base, 
including the extended outriggers.
(2)	 If	outriggers	are	provided	on	a	rolling	scaffold,	an	employer	or	contractor	shall	
ensure	that	the	outriggers	are	firmly	attached	to	the	scaffold	uprights	to	ensure	the	
stability of the scaffold.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 each	 wheel	 on	 a	 rolling	 scaffold	 is	 equipped	 with	 a	 device	 to	 securely	
attach the wheel to the scaffold;
(b)	 if	vertical	adjusting	devices	are	required,	they	are	securely	attached	to	
the scaffold; and
(c) each rolling scaffold is secured against inadvertent movement while a 
worker is on the scaffold.

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(4) An employer or contractor shall ensure that a scaffold erected on a movable 
platform is securely fastened to that platform.
(5)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	remain	on	
a	rolling	scaffold	while	the	scaffold	is	being	moved	unless:
(a) the height of the work platform does not exceed twice the shortest base 
dimension of the scaffold;
(b) the route to be travelled by the rolling scaffold has been thoroughly 
examined and found to be free of any condition that could cause the rolling 
scaffold to tilt or otherwise go out of control; and
(c)	 a	work	platform	fills	the	entire	area	enclosed	by	the	scaffold	structure.
31 Dec 2020 c S-15.1 Reg 10 s12-21.
Shinglers’ roofing scaffold
12‑22(1)	 If	a	shingler’s	roofing	scaffold	is	used,	an	employer	or	contractor	shall	
ensure	that:
(a) the scaffold is designed, constructed, installed and maintained to support 
the loads that may be applied to the scaffold;
(b) the scaffold is provided with effective non-slipping devices; and
(c) the scaffold platform is at least 38 by 140 millimetres.
(2) The employer or contractor shall develop and implement work practices and 
procedures for the safe use of any shingler’s roof scaffold.
31 Dec 2020 c S-15.1 Reg 10 s12-22.
Crawl boards, roof ladders
12‑23 An employer, contractor or owner shall ensure that a crawl board or roof 
ladder used for roof work is securely fastened to the roof.
31 Dec 2020 c S-15.1 Reg 10 s12-23.
Prohibition
12‑24 Except as provided in sections 12-25 and 12-27, an employer or contractor 
shall ensure that no worker is raised or lowered by, or works on, a platform or load 
suspended	from	powered	mobile	equipment.
31 Dec 2020 c S-15.1 Reg 10 s12-24.
Aerial devices and elevating work platforms
12‑25(1)	 An	employer	or	contractor	shall	ensure	that:
(a) an aerial device, elevating work platform or personnel lifting unit is 
designed, constructed, erected, operated and maintained in accordance with 
an approved standard; or

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(b)	 a	professional	engineer	has	certified	that:
(i) an aerial device, elevating work platform or personnel lifting unit and 
its elevating system and mountings are safe for the purpose of raising 
workers and loads; and
(ii) the components of an aerial device, elevating work platform or 
personnel lifting unit and its elevating system and mountings are designed 
in accordance with an approved standard.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	be	raised	or	
lowered by any aerial device or elevating work platform or to work from a device or 
platform	held	in	an	elevated	position	unless:
(a)	 there	is	an	adequate	and	suitable	means	of	communication	between	the	
worker operating the controls and the worker raised on the platform, if they 
are not the same person;
(b) the elevating mechanism is designed so that, if any failure of the 
mechanism occurs, the platform will descend in a controlled manner so that 
no worker on the platform will be endangered;
(c) the controls are designed so that the platform will be moved only when 
direct pressure is applied to the controls;
(d) the drive mechanism of any operation for moving the platform is positive 
and does not rely on gravity;
(e)	 road	traffic	conditions,	environmental	conditions,	overhead	wires,	cables	
and other obstructions do not create a danger to the worker;
(f) the brakes of the aerial device or elevating work platform are engaged, 
except when operated in accordance with manufacturer’s recommendations;
(g)	 if	the	aerial	device	or	elevating	work	platform	is	equipped	with	outriggers,	
the outriggers are set;
(h)	 pursuant	to	clause	(i),	the	worker	is	provided	with	and	is	required	to	use	
a	personal	fall	arrest	system	that	meets	the	requirements	of	Part	7;	and
(i)	 the	aerial	device	or	elevating	work	platform	is	equipped	with	a	lanyard	
attachment	point	that	is:
(i) designed and constructed to an approved standard; or
(ii)	 certified	as	safe	by	a	professional	engineer	and	installed	and	used	
in accordance with that design.
(3) Notwithstanding any other provision in this section but subject to section 30-16, 
an	 employer	 or	 contractor	 shall	 not	 require	 or	 permit	 a	 worker	 working	 on	 an	
exposed energized high voltage electrical conductor to work from an aerial device 
or elevating work platform unless the controls are operated by the worker on the 
device or platform.

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(4)	 If	 a	 worker	 leaves	 an	 aerial	 device	 or	 elevating	 work	 platform	 parked	 or	
unattended,	an	employer	or	contractor	shall	ensure	that	the	device	or	platform:
(a) is locked or rendered inoperative; or
(b) is fully lowered and retracted with all hydraulic systems in the neutral 
position or incapable of operating by moving the controls.
(5)	 An	employer	or	contractor	shall	ensure	that:
(a) a worker who operates an aerial device or elevating work platform is 
trained to operate the device or platform safely; and
(b) the training includes the manufacturer’s instructions and recommendations, 
the load limitations, the proper use of all controls and any limitations on the 
surfaces on which the device or platform is designed to be used.
(6) An employer or contractor shall ensure that, while a worker is on a work 
platform	mounted	on	a	forklift	and	the	forklift	is	in	the	raised	position,	the	operator:
(a) remains at the controls; and
(b) does not drive the forklift.
(7) An employer or contractor shall ensure that the manufacturer’s operating 
manual for the aerial device or elevating work platform is kept with the device or 
platform at all times.
31 Dec 2020 c S-15.1 Reg 10 s12-25.
Maintenance and inspection
12‑26(1) An employer, contractor, owner or supplier shall ensure that only 
competent persons maintain and inspect an aerial device, elevating work platform, 
suspended powered platform, personnel lifting unit or scaffold to which section 12-10 
applies.
(2) An employer, contractor, owner or supplier shall ensure that a maintenance 
and	inspection	record	tag:
(a) is provided for an aerial device, elevating work platform, suspended 
powered scaffold, personnel lifting unit or scaffold to which section 12-10 
applies, and is attached to the device, platform, unit or scaffold near the 
operator’s station; and
(b)	 has	the	following	recorded	on	it:
(i) the date of the last maintenance;
(ii) the name and signature of the person who performed the 
maintenance; and
(iii) an indication that the maintenance has been carried out in 
accordance with the manufacturer’s recommendations.
31 Dec 2020 c S-15.1 Reg 10 s12-26.

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Forklifts
12‑27(1) An employer or contractor shall ensure that no worker is raised or lowered 
by,	or	required	or	permitted	to	work	on,	a	forklift	or	any	device	mounted	on	a	forklift	
except as provided by this section.
(2) An employer or contractor shall ensure that a work platform mounted on a 
forklift	on	which	a	worker	may	be	raised	or	lowered	or	required	or	permitted	to	
work	is:
(a) designed and constructed to an approved standard or designed and 
constructed	and	certified	safe	for	use	by	a	professional	engineer	to	support	
safely the maximum load that the platform is expected to support;
(b) securely attached to the forks of the forklift to prevent accidental lateral 
or vertical movement of the platform;
(c)	 equipped	with	guardrails	and	toeboards	that	meet	the	requirements	of	
sections 9-11 and 9-12; and
(d)	 equipped	with	a	screen	or	similar	barrier	along	the	edge	of	the	platform	
adjacent to the mast of the forklift to prevent a worker from contacting the 
mast drive mechanism.
(3) The employer or contractor shall ensure that a worker working from a work 
platform mentioned in subsection (2) uses a personal fall arrest system that meets 
the	requirements	of	Part	7.
(4)	 An	employer	or	contractor	shall	comply	with	the	requirements	mentioned	in	
section 11-16.
31 Dec 2020 c S-15.1 Reg 10 s12-27.
Temporary supporting structures
12‑28(1) An employer or contractor shall ensure that a temporary supporting 
structure is designed and constructed to withstand safely all loads that the structure 
is intended, or may reasonably be anticipated, to support.
(2) Without limiting the generality of subsection (1), an employer or contractor 
shall	meet	the	requirements	of	subsection	(3)	if	a	temporary	supporting	structure	
consists	of:
(a) shoring that is more than 3.6 metres high; or
(b) members that are connected to one another so that a load applied to any 
member of the structure may alter the stresses induced in the other members.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	temporary	supporting	structure	mentioned	in	subsection	(2):
(i) is designed by a professional engineer;
(ii) is inspected by a professional engineer after assembly and before 
use; and
(iii)	 is	certified	by	a	professional	engineer	to	be	safe;	and
(b) all the drawings and other instructions necessary to construct and use 
the temporary supporting structure safely are kept at the worksite.

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(4) An employer or contractor shall ensure that a scaffold constructed as an integral 
part	of	a	temporary	supporting	structure	is	designed	and	certified	to	be	safe	by	a	
professional engineer.
31 Dec 2020 c S-15.1 Reg 10 s12-28.
Flyform deck panels
12‑29(1)	 In	addition	to	the	requirements	of	section	12-28,	an	employer	or	contractor	
shall	ensure	that:
(a) all drawings and written procedures that are necessary to safely assemble, 
fly,	use,	dismantle	or	re-use	a	flyform	deck	panel	are	kept	at	the	worksite	for	
reference by workers;
(b) the workers are instructed in and comply with the procedures mentioned 
in clause (a);
(c)	 a	flyform	deck	panel	is	securely	attached	to	the	permanent	structure	or	
to an adjacent panel; and
(d) the attachments mentioned in clause (c) are completed and made secure 
before	the	flyform	deck	panel	is	detached	from	the	hoist	used	to	position	the	
panel.
(2)	 The	drawings	and	procedures	mentioned	in	clause	(1)	(a)	must	include:
(a) the plan view, the longitudinal section and the cross-section of the panel;
(b) the calculated position of the centre of gravity of the panel;
(c)	 the	 step-by-step	 procedures	 for	 all	 phases	 of	 assembly,	 flying,	 use,	
dismantling, repair and re-use of the panel;
(d) procedures for ensuring stability, if the panel is inherently unstable;
(e)	 procedures	for	application	of	the	panel	on	a	non-typical	floor;	and
(f) any other instructions that are necessary to ensure the safety of workers.
31 Dec 2020 c S-15.1 Reg 10 s12-29.
Erection of masonry wall
12‑30 An employer or contractor shall ensure that a temporary supporting 
structure used to stabilize a masonry wall during the erection of the wall is not 
removed until the wall has been permanently stabilized.
31 Dec 2020 c S-15.1 Reg 10 s12-30.
Erection of skeleton structure
12‑31(1)	 If	structural	members	of	a	skeleton	structure	or	concrete	sections	of	a	
structure are to be erected, an employer or contractor shall ensure that the design 
includes safe procedures for erecting the members or sections.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a)	 the	design	and	safe	procedures	for	erecting	the	members	or	sections	required	
by	subsection	(1)	are	certified	as	safe	by	a	professional	engineer;	and
(b) all the necessary drawings and instructions to erect the structure safely 
are kept at the worksite.

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(3) An employer or contractor shall ensure that the workers are instructed in and 
follow	the	safe	procedures	required	by	subsection	(1).
(4)	 If	the	procedures	mentioned	in	subsection	(1)	have	to	be	modified,	an	employer	
or	contractor	shall	ensure	that:
(a)	 the	modified	procedures	are	certified	by	a	professional	engineer;	and
(b)	 the	 drawings	 showing	 the	 modified	 procedures	 are	 available	 at	 the	
worksite.
(5) An employer or contractor shall ensure that a competent supervisor is present 
on the worksite while the erection of a skeleton structure is in progress until the 
structure has been permanently stabilized.
31 Dec 2020 c S-15.1 Reg 10 s12-31.
PART 13
Hoists, Cranes and Lifting Devices
Definitions for Part
13‑1	 In	this	Part:
“anti 2 block warning device” means a device that warns the worker that 
continued upward movement of the load line may cause the load block to strike 
the upper sheaves;
“boom” means a member that is attached to a crane superstructure and used 
to support the upper end of the hoisting tackle;
“crane”	means	 equipment	 that	 is	 designed	 to	 lift,	 lower	 and	 move	 loads	
horizontally and that consists of a rotating superstructure, operating machinery 
and a boom;
“designated operator” means a worker designated pursuant to 
clause 13-6(2) (a) to operate a hoist, crane or lifting device;
“jib” means an extension to a boom that is attached to the boom tip to provide 
additional boom length;
“lifting device” means a device that is used to raise or lower material or an 
object, but does not include a crane or hoist;
“load rating” means the maximum loads that may be lifted or lowered safely 
at	a	series	of	stated	configurations	under	a	series	of	stated	conditions;
“material hoist”	means	a	hoist	that	is	designed	to	raise	and	lower	equipment	
or	material	and	that	has	a	load-carrying	unit	that	moves	within	fixed	guides,	
but does not include a hoist that is designed to raise or lower workers;
“mobile crane” means a crane mounted on a truck, wheel or crawler base 
that can move freely under the crane’s own power without being restricted to 
a predetermined path;

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“rated load” means the maximum load that may be lifted or lowered safely 
using	a	particular	configuration	under	the	conditions	existing	at	the	time	of	
the lifting or lowering operation;
“tower crane” means a crane that is mounted on a tower and that can rotate 
about the axis of the tower;
“tower hoist” means a hoist with a tower that forms an integral part of the 
supporting	structure	and	a	load-carrying	unit	that	travels	between	fixed	guides.
31 Dec 2020 c S-15.1 Reg 10 s13-1.
Application of Part
13‑2 This Part applies to hoists, cranes and lifting devices other than hoists, cranes 
and lifting devices that are governed by The Passenger and Freight Elevator Act or 
The Mines Regulations.
31 Dec 2020 c S-15.1 Reg 10 s13-2.
General requirements
13‑3(1) An employer or contractor shall ensure that every hoist, crane and lifting 
device, including all rigging, used at a place of employment is designed, constructed, 
installed, maintained and operated to perform safely any task for which the hoist, 
crane, lifting device or rigging is used.
(2) A supplier shall ensure that every hoist, crane and lifting device, including 
all rigging, supplied for use at a place of employment is designed, constructed, 
installed, maintained and operated to perform safely any task for which the hoist, 
crane, lifting device or rigging is intended to be used.
31 Dec 2020 c S-15.1 Reg 10 s13-3.
Adoption of standards
13‑4(1) An employer or contractor shall ensure that all hoists, cranes and lifting 
devices manufactured on and after December 4, 1996 are constructed, inspected, 
tested, maintained and operated in accordance with an approved standard.
(2) A supplier shall ensure that all hoists, cranes and lifting devices manufactured 
on and after December 4, 1996 are constructed, inspected, tested and maintained 
in accordance with an approved standard.
31 Dec 2020 c S-15.1 Reg 10 s13-4.
Load ratings
13‑5(1) An employer or contractor shall ensure that a hoist, crane or lifting device 
is provided with a durable and clearly legible indication of the load rating that is 
readily accessible to the operator at the control station.
(2) A supplier shall ensure that the indication of the load rating of a hoist, crane 
or	lifting	device	contains:
(a) all appropriate load ratings for the hoist, crane or lifting device;

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(b) any applicable warning that no allowance is made in the load ratings for 
such factors as the effects of swinging loads, tackle weight, wind, degree of 
machine	level,	ground	conditions,	inflation	of	tires	and	operating	speeds;	and
(c) any applicable restrictions to operating in low temperatures.
31 Dec 2020 c S-15.1 Reg 10 s13-5.
Designated operator
13‑6(1)	 In	this	section:
“competent operator” means a worker who has successfully completed a 
training program that includes all of the elements set out in Table 13 of the 
Appendix	for	the	crane	that	the	worker	will	be	required	or	permitted	to	operate	
or	is	completing	the	practical	training	required	by	Part	II	of	Table	13	under	
the	direct	supervision	of	a	competent	operator	or	a	qualified	operator;
“qualified operator” means:
(a)	 the	holder	of	a	journeyman’s	certificate	in	the	crane	and	hoist	operator	
trade issued pursuant to The Apprenticeship and Trade Certification 
Act, 1999;
(b)	 the	holder	of	a	proficiency	certificate	in	a	subtrade	of	the	crane	and	
hoist operator trade issued pursuant to The Apprenticeship and Trade 
Certification Act, 1999;
(c) an apprentice in the crane and hoist operator trade who is working 
under the direction of a person described in clause (a) or (b); or
(d)	 any	other	worker	who:
(i) has received training, and has experience, in the safe operation 
of	a	crane	that,	in	the	opinion	of	the	director,	is	equivalent	to	or	
superior to the training and experience of a person mentioned in 
clause (a), (b) or (c); or
(ii) is a member of a category of workers whose training and 
experience in the safe operation of a crane, in the opinion of the 
director,	is	equivalent	to	or	superior	to	the	training	and	experience	
of a person mentioned in clause (a), (b) or (c).
(2)	 Subject	to	subsections	(3),	(4)	and	(5),	an	employer	or	contractor	shall:
(a) designate a worker to operate a hoist, crane or lifting device;
(b) ensure that the designated operator is trained in the operation of that 
hoist, crane or lifting device; and
(c) ensure that no worker operates a hoist, crane or lifting device other than 
a designated operator.
(3) Subject to subsection (4) an employer or contractor shall ensure that the 
designated	operator	is	a	qualified	operator	if	the	crane	to	be	operated	is:
(a) a tower crane;

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(b)	 an	overhead	travelling	crane	that	has	a	load	rating	 equal	to	or	greater	
than 50 tonnes;
(c) a crane that is used to raise or lower a worker on a personnel-lifting unit 
suspended from a hoist line; or
(d) a mobile crane that has a load rating greater than 5 tonnes.
(4)	 Subsection	(3)	does	not	apply	to	a	crane	that	is:
(a) mounted on a vehicle and used exclusively to load or unload that vehicle; or
(b) owned by an employer, operated by a worker in the service of that 
employer and used solely at that employer’s place of employment to perform 
work exclusively for that employer.
(5)	 In	any	circumstances	other	than	those	described	in	subsection	(3),	an	employer	
or	contractor	shall	ensure	that:
(a)	 for	any	crane	with	a	load	rating	greater	than	or	equal	to	5	tonnes,	the	
designated operator is a competent operator; and
(b) for any mobile or overhead travelling crane with a load rating less than 5 
tonnes, the designated operator is a competent worker.
(6) No worker shall operate a hoist, crane or lifting device unless the worker is a 
designated operator and has been trained in the operation of that hoist, crane or 
lifting device.
(7)	 No	worker	shall	operate	a	crane	unless	the	worker:
(a) has written proof of training in the operation of any crane that the worker 
will	be	required	or	permitted	to	operate;	and
(b) has that written proof of training readily accessible at all times while the 
worker is operating the crane.
31 Dec 2020 c S-15.1 Reg 10 s13-6.
Operating procedures
13‑7(1)	 Subject	to	subsection	(2),	an	employer	or	contractor	shall	ensure	that:
(a) a copy of the manufacturer’s operating manual for a hoist or crane is 
readily accessible to the operator; and
(b) an operator of a hoist or crane is thoroughly trained in and implements 
the manufacturer’s recommended operating procedures.
(2)	 If	 the	 manufacturer’s	 manual	 for	 a	 hoist	 or	 crane	 cannot	 be	 obtained,	 an	
employer or contractor shall develop an operating manual for the hoist or crane 
and	ensure	that:
(a) a copy of the operating manual is readily accessible to the operator; and
(b) an operator of the hoist or crane is thoroughly trained in and implements 
the operating procedures set out in the operating manual.
31 Dec 2020 c S-15.1 Reg 10 s13-7.

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Rated load
13‑8(1)	 An	employer	or	contractor	shall	not	require	or	permit	the	operator	of	a	
hoist, crane or lifting device to raise any load that is greater than the rated load 
determined	by	the	manufacturer	of	the	equipment	or	a	professional	engineer	for	
the	conditions	in	which	the	equipment	is	to	be	operated.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	the	operator	of	a	hoist,	
crane or lifting device to use the hoist, crane or lifting device to raise or lower workers 
unless the load applied to the hoist, crane or lifting device is less than one-half of 
the rated load as determined pursuant to subsection (1).
(3)	 An	operator	of	a	hoist,	crane	or	lifting	device	shall	not	raise	a	load	unless:
(a) the operator has determined the accurate weight of the load; and
(b) the load is less than the rated load for the operating conditions.
31 Dec 2020 c S-15.1 Reg 10 s13-8.
Raising and lowering workers
13‑9(1)	 If	a	crane	or	hoist	will	be	used	to	raise	or	lower	workers,	the	employer	or	
contractor	shall:
(a) develop and implement work practices and procedures that will provide 
for the safe raising and lowering of the workers;
(b) train the workers in those work practices and procedures;
(c)	 ensure	that	the	hoisting	equipment	and	personnel	lifting	unit	are	inspected	
by a competent person before use and daily when in use; and
(d) ensure that the competent person records the details of the inspection 
in the log book.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	the	operator	of	a	crane	
or	hoist	to	use	the	crane	or	hoist	to	raise	or	lower	workers	unless:
(a)	 the	personnel	lifting	unit	meets	the	requirements	of	subsection	12-25(1);
(b) the suspension members of the personnel lifting unit are securely attached 
to the crane, hoist line or hook by a shackle, weldless link, ring or other secure 
rigging attachment;
(c) there is a secondary safety device that attaches the suspension members 
of the personnel lifting unit to the crane or hoist rigging above the point of 
attachment mentioned in clause (b);
(d) the load line hoist drum has a system or device on the power train, other 
than the load hoist brake, that regulates the lowering rate of speed of the hoist 
drum mechanism; and
(e) workers in the personnel lifting unit use a full-body harness attached to 
the personnel lifting unit.

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(3) An operator of a crane or hoist shall not use the crane or hoist to raise or lower 
workers	unless:
(a)	 the	personnel	lifting	unit	meets	the	requirements	of	section	12-25;
(b) the suspension members of the personnel lifting unit are securely attached 
to the crane, hoist line or hook by a shackle, weldless link, ring or other secure 
rigging attachment;
(c) there is a secondary safety device that attaches the suspension members 
of the personnel lifting unit to the crane or hoist rigging above the point of 
attachment mentioned in clause (b);
(d) the load line hoist drum has a system or device on the power train, other 
than the load hoist brake, that regulates the lowering rate of speed of the hoist 
drum mechanism; and
(e) workers in the personnel lifting unit use fall-arrest protection attached 
to the personnel lifting unit.
31 Dec 2020 c S-15.1 Reg 10 s13-9.
Determining weight of load
13‑10(1) An employer or contractor shall provide the operator of a hoist, crane or 
lifting device with all the information necessary to enable the operator to determine 
readily	 and	 accurately	 the	 weight	 of	 any	 load	 that	 the	 operator	 is	 required	 or	
permitted to raise.
(2) An employer or contractor shall provide a permanent load gauge for a mobile 
crane that may be used for load ratings of 9 tonnes or greater at the minimum 
operating radius.
(3)	 A	permanent	load	gauge	required	by	subsection	(2)	must	measure	the	weight	
of any load being hoisted and instantaneously indicate that weight to the operator.
(4)	 Subsection	(2)	does	not	apply	to	cranes	that:
(a) use a device suspended by a wire rope to demolish a structure;
(b) use a magnet to raise or lower a load; or
(c) use a clam-style load carrier to move material.
(5)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	use	a	crane	
mentioned	in	subsection	(2)	unless	the	crane	is	equipped	with	a	permanent	load	
gauge that will measure the weight of any load being hoisted and instantaneously 
indicate that weight to the operator.
(6)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	 worker	 who	 is	 required	 or	 permitted	 to	 use	 a	 crane	 equipped	 with	
a permanent load gauge is trained in the safe use and limitations of the 
permanent load gauge; and
(b) the permanent load gauge is regularly inspected, maintained and 
calibrated in accordance with the manufacturer’s instructions.
31 Dec 2020 c S-15.1 Reg 10 s13-10.

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Overload switches
13‑11(1) An employer, contractor or supplier shall ensure that a tower crane is 
equipped	with:
(a)	 both:
(i) an overload limit switch that causes the hoist drum to stop when 
the load being hoisted exceeds the maximum rated load for any radius 
or boom angle or when the overturning moment exceeds the rated load 
moment; and
(ii) a moment overload switch that automatically restricts the radius 
within which the load can travel; or
(b) a permanent load gauge.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	use	a	tower	
crane	unless:
(a)	 the	crane	is	equipped	with	the	overload	limit	switch	and	moment	overload	
switch	 required	 by	 clause	 (1)	(a)	 or	 the	 permanent	 load	 gauge	 required	 by	
clause (1) (b);
(b) the worker is trained in the safe use and limitations of the overload limit 
switch and the moment overload switch or the permanent load gauge; and
(c) the overload limit switch and moment overload switch or the permanent 
load gauge are regularly inspected, maintained and calibrated in accordance 
with the manufacturer’s instructions.
31 Dec 2020 c S-15.1 Reg 10 s13-11.
Designated signaller
13‑12(1) An employer or contractor shall designate a signaller pursuant to 
section 9-21 if the operator of a hoist or crane does not have a clear, unobstructed 
view of any of the following throughout the whole range of movement of the load 
or	hook:
(a) the pick-up point;
(b) the setting point and the load;
(c) the hook, if there is no load.
(2) Before a hoisting operation begins, an employer or contractor shall ensure that 
the operator of the hoist or crane reviews with the designated signaller the signals 
to be used.
(3)	 If	a	hand	signal	is	to	be	used	in	connection	with	a	hoist	or	crane,	an	employer	
or contractor shall ensure that the signal used is the signal that is appropriate for 
the activity to be carried out and that is set out in an approved standard.
(4) An operator of a hoist or crane and a designated signaller shall use the signal 
set out in the standard mentioned in subsection (3) that is appropriate for the 
activity to be carried out.
31 Dec 2020 c S-15.1 Reg 10 s13-12.

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General requirements for cranes and hoists
13‑13(1)	 An	employer,	contractor	or	supplier	shall	ensure	that	a	crane	is	equipped	
with an effective warning device that can be readily activated by the operator and 
that	is	adequate	to	warn	workers	of	the	impending	movement	of	the	crane.
(2) An employer, contractor or supplier shall ensure that a crane that has a boom 
is	equipped	with:
(a) positive boom stops to prevent inadvertent movement of the boom;
(b) a boom stop limit device to prevent the boom from being drawn back beyond 
a	predetermined	safe	boom	angle	identified	by	the	manufacturer;
(c) a jib stop device to prevent the jib from being drawn back beyond the safe 
boom	angle	identified	by	the	manufacturer,	if	a	jib	is	attached	to	the	boom;	and
(d) a boom angle indicator that is clearly visible to the operator while seated 
at the control station.
(3)	 An	 employer,	 contractor	 or	 supplier	 shall	 ensure	 that	 a	 crane	 is	 equipped	
with an anti 2 block warning device if the crane will be used to hoist workers on 
a personnel lifting unit or if the crane is a hydraulic crane with a rated load of 9 
tonnes or greater.
(4) An employer, contractor or supplier shall ensure that a hoist or crane that 
operates	on	rails,	tracks	or	other	guides	is	fitted	with:
(a) a positive stop or limiting device installed on the hoist or crane or on the 
rails, tracks or other guides to prevent the hoist or crane from over-running 
safe	limits	or	contacting	other	equipment	that	is	on	the	same	rail,	track	or	
other guide;
(b) sweepguards installed to prevent materials on the rail, track or other 
guide from causing dislodgment of the hoist or crane; and
(c) stops to prevent the crane or hoist from dropping more than 2.5 centimetres 
if the axle breaks.
(5)	 If	 a	 worker	 leaves	 a	 crane	 or	 hoist	 unattended	 or	 parked,	 an	 employer	 or	
contractor	shall	ensure	that:
(a) the crane or hoist is stored in a manner that does not create a risk to any 
worker;
(b) the operating machinery is locked or rendered inoperative;
(c) the rigging and boom angle are secured; and
(d) a mobile crane is stored on level ground with the wheels locked or chocked.
31 Dec 2020 c S-15.1 Reg 10 s13-13.
Hoists, cranes with outriggers, etc.
13‑14	 If	 a	 hoist	 or	 crane	 is	 designed	 to	 be	 operated	 with	 outriggers	 or	 other	
stabilizing	devices,	an	employer	or	contractor	shall	ensure	that:
(a)	 the	outriggers	or	other	stabilizing	devices:
(i) are used according to the manufacturer’s instructions;

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(ii) are set on a solid footing or pad; and
(iii) have their controls, if any, readily accessible to the operator and in 
a suitable position for safe operation;
(b) the area around the outriggers or other stabilizing devices is kept free 
of obstruction;
(c) there is a minimum clearance of at least 600 millimetres between any 
moving part of the crane and any obstacle near the base of the hoist or crane; 
and
(d) if there is a danger of a worker being trapped or crushed by any moving 
part of the crane when the crane swings, the area around the base of the crane 
is barricaded to restrict the entry of workers.
31 Dec 2020 c S-15.1 Reg 10 s13-14.
Operators’ cabs on tower cranes
13‑15	 If	an	operator’s	cab	is	to	be	attached	to	the	boom	or	jib	of	a	tower	crane,	an	
employer, contractor or supplier shall ensure that the cab is designed, positioned 
and	attached	in	accordance	with	the	specifications	of	the	manufacturer	of	the	crane	
or a professional engineer.
31 Dec 2020 c S-15.1 Reg 10 s13-15.
Erecting and dismantling
13‑16(1) Subject to subsection (4), an employer or contractor shall develop a written 
procedure for safely erecting and dismantling a hoist or crane.
(2)	 The	written	procedure	required	by	subsection	(1)	must	include	the	safe	blocking	
of	any	mast,	boom	or	jib	and	the	number	and	qualifications	of	workers	required	to	
implement the procedure.
(3) An employer or contractor shall ensure that the erecting and dismantling of 
a	hoist	or	crane	is	carried	out	in	accordance	with	the	written	procedure	required	
by subsection (1).
(4) An employer or contractor may use the manufacturer’s instructions for erecting 
or	dismantling	a	hoist	or	crane	if	the	instructions	contain	the	requirements	set	out	
in subsection (2).
31 Dec 2020 c S-15.1 Reg 10 s13-16.
Log book
13‑17(1)	 An	employer	or	contractor	shall:
(a) provide a log book for each hoist and crane with a rated load greater than 5 
tonnes and ensure that the log book is kept readily available;
(b)	 provide	a	copy	of	the	log	book	to	the	operator	on	request;
(c) ensure that the hours of service of the hoist or crane and all details of 
any	inspection,	maintenance	or	calibration	required	by	this	Part	are	recorded	
in the log book;

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(d)	 ensure	that	each	entry	required	by	clause	(c)	is	signed	by	the	person	who	
performs the inspection, maintenance or calibration; and
(e) review and sign the log book on a regular basis.
(2)	 If	the	supplier	of	a	hoist	or	crane	provides	a	log	book,	an	employer	or	contractor	
shall	 ensure	 that	 the	 information	 and	 signatures	 required	 by	 subsection	 (1)	 are	
recorded in the supplier’s log book instead of the employer’s or contractor’s log book 
and that the supplier’s log book is kept with the hoist or crane.
31 Dec 2020 c S-15.1 Reg 10 s13-17.
Inspections
13‑18(1) An employer, contractor or supplier shall ensure that a hoist, crane or 
lifting device is inspected by a competent person to determine whether the hoist, 
crane	or	lifting	device	is	in	safe	working	condition:’
(a) before the hoist, crane or lifting device is used at the start of each work 
shift; and
(b) at regular intervals as recommended by the manufacturer.
(2)	 If	a	defect	or	unsafe	condition	that	may	create	a	hazard	to	a	worker	is	found	
in	a	hoist,	crane,	lifting	device	or	rigging,	an	employer,	contractor	or	supplier	shall:
(a) take steps immediately to protect the health and safety of any worker 
who may be at risk until the defect is repaired or the unsafe condition is 
corrected; and
(b) as soon as is reasonably practicable, repair any defect or correct any 
unsafe condition.
(3) An employer, contractor or supplier shall ensure that a mobile crane is subjected 
to a thorough inspection, including non-destructive testing, under the supervision 
of a professional engineer every 2 years or 1,800 hours of operation, whichever 
comes	first.
(4) An employer, contractor or supplier shall ensure that a tower crane is subjected 
to a thorough inspection, including non-destructive testing, under the supervision 
of	a	professional	engineer:
(a) before erection at each site; and
(b)	 at	 subsequent	 intervals	 of	 2,000	 operating	 hours	 or	 1	 year,	 whichever	
occurs	first.
(5) No worker shall operate a crane or cause a crane to be operated unless a copy 
of	the	results	of	the	testing	or	inspection	required	by	subsection	(3)	or	(4)	is	readily	
available or is on site.
31 Dec 2020 c S-15.1 Reg 10 s13-18.
Repairs
13‑19(1)	 If	the	inspection	of	a	hoist,	crane	or	lifting	device	reveals	a	condition	that	
might	render	the	equipment	unsafe	or	incapable	of	raising	the	rated	load	mentioned	
in	subsection	13-8(2),	an	employer,	contractor	or	supplier	shall	not	require	or	permit	
the	use	of	the	equipment	until	any	necessary	repairs	are	completed.

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(2) An employer, contractor or supplier shall ensure that a structural repair or 
modification	to	a	component	of	a	hoist	or	crane	is	performed	only	under	the	direction	
and control of a professional engineer.
(3)	 Before	 a	 hoist	 or	 crane	 is	 used	 after	 a	 structural	 repair	 or	 modification,	an	
employer,	contractor	or	supplier	shall	ensure	that:
(a)	 the	equipment	is	tested	under	the	direction	of	a	professional	engineer;	and
(b) a professional engineer has determined the rated load of the repaired or 
modified	hoist	or	crane	and	has	certified	that	the	hoist	or	crane	is	capable	of	
safely raising the new rated load.
(4)	 If	the	rated	load	of	a	hoist	or	crane	after	repair	or	modification	differs	from	the	
rated	load	before	repair	or	modification,	an	employer,	contractor	or	supplier	shall	
ensure that a new indication of load rating is provided pursuant to section 13-5.
31 Dec 2020 c S-15.1 Reg 10 s13-19.
Friction type hoists
13‑20 On a construction site, an employer or contractor shall ensure that no 
material is hoisted vertically by a rope driven by friction between the rope and a 
powered	surge	wheel	or	drum	unless	the	hoist	is	equipped	with:
(a) a safety device that will prevent a free fall of the load; and
(b) an emergency stop device.
31 Dec 2020 c S-15.1 Reg 10 s13-20.
Material hoists
13‑21(1)	 If	a	material	hoist	is	in	use,	an	employer	or	contractor	shall	ensure	that:
(a)	 no	worker	is	required	or	permitted	to	ride	on	the	hoist;	and
(b) no load projects beyond the edges of the load-carrying unit.
(2)	 If	the	controls	of	a	material	hoist	are	not	remote	from	the	hoist,	an	employer	
or	contractor	shall	ensure	that	an	adequate	overhead	barrier	is	provided	to	protect	
the operator.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a) the braking systems on a material hoist are capable of stopping 150% of 
the rated load mentioned in subsection 13-8(1) at the maximum speed;
(b) the area around the base of a material hoist is fenced or otherwise 
barricaded	to	prevent	the	entry	of	workers,	and	that	no	worker	is	required	
or permitted to enter that area except when the load-carrying unit is at the 
lowest level; and
(c)	 a	landing	gate	is	installed:
(i) on any landing served by the material hoist; and
(ii) not less than 600 nor more than 900 millimetres from the edge of 
the landing.

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(4)	 An	operator	of	a	material	hoist	shall	not:
(a) leave the controls while the load-carrying unit is in the raised position;
(b) operate the hoist while a landing gate is open; or
(c) move a load-carrying unit until the operator is informed by signal that 
the load-carrying unit can be moved safely.
(5)	 An	employer	or	contractor	shall	ensure	that:
(a) the operator of a material hoist and a designated signaller at a landing 
where loading or unloading is carried on are able to maintain visual or audible 
communication with each other at all times during loading or unloading; and
(b)	 a	material	hoist	that	is,	or	is	designed	to	be,	over	20	metres	high	is	equipped	
with	a	signal	system	that	will:
(i) allow voice communication between a worker at any landing and the 
operator; and
(ii) inform the operator of the landing from which a signal originates.
(6) An employer or contractor shall ensure that a power driven material hoist is 
equipped	with	a	safety	device	that	will	stop	and	hold	the	load-carrying	unit	if	the	
hoist rope or braking system fails.
31 Dec 2020 c S-15.1 Reg 10 s13-21.
Tower hoists
13‑22(1)	 If	a	tower	hoist	is	used,	an	employer	or	contractor	shall	ensure	that:
(a) the pulley block is securely anchored and the ropes from the pulley to the 
hoisting engine are enclosed; and
(b)	 at	 each	 landing,	 the	 hoist	 is	 equipped	 with	 landing	 gates	 and	 devices	
that	will	prevent:
(i) movement of the load-carrying unit when a landing gate is open; and
(ii) opening of a landing gate when the load-carrying unit is not standing 
at that landing.
(2)	 If	a	tower	hoist	is	not	erected	inside	a	structure,	an	employer	or	contractor	
shall	ensure	that	the	hoist:
(a)	 is	enclosed	on	all	sides	except	the	landing	side	by	solid	walls	or	equally	
effective fencing from ground level to a height of not less than 2 metres; and
(b)	 is	adequately	braced	or	guyed	to	prevent	sway	or	movement.
(3)	 If	a	tower	hoist	is	erected	inside	a	structure,	an	employer	or	contractor	shall	
ensure	that:
(a) the hoist is enclosed on all sides except the landing side at the ground level 
and	at	each	floor	level	by	solid	walls	or	equally	effective	fencing	from	ground	
or	floor	level	to	a	height	of	not	less	than	2	metres;

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(b) each point of access to the hoist is conspicuously marked by a warning 
sign; and
(c)	 the	 hoist	 structure	 is	 adequately	 supported	 at	 vertical	 intervals	 not	
exceeding 6 metres.
31 Dec 2020 c S-15.1 Reg 10 s13-22.
Roofers’ hoists
13‑23(1)	 If	a	roofer’s	hoist	is	used,	an	employer	or	contractor	shall	ensure	that:
(a)	 all	counterweights	on	the	hoist:
(i) are designed as an integral part of the hoist;
(ii) remain securely attached to the hoist at all times that hoisting is 
in progress; and
(iii)	 are	designed	to	exert	an	opposing	moment	that	is	equal	to	at	least	4	
times the moment exerted by the maximum rated load; and
(b)	 any	part	or	section	of	the	hoist	that	may	become	disconnected	is	equipped	
with suitable locking devices.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	use	roofing	
material as a counterweight on a roofer’s hoist.
(3) An employer or contractor shall ensure that a roofer’s hoist is used only to 
perform vertical lifts.
(4)	 An	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted	
to use a wooden gallows frame roofer’s hoist.
31 Dec 2020 c S-15.1 Reg 10 s13-23.
Vehicle hoists
13‑24(1)	 In	this	section,	“lock”	means	to	fix	the	controls	of	a	hoist	in	one	position	
by any mechanical means.
(2) An employer or contractor shall ensure that a pneumatic or hydraulic vehicle 
hoist	is	equipped	with	clearly	marked	controls	that	raise	or	lower	the	hoist	only	
when a worker is applying pressure to the controls.
(3)	 An	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted:
(a) during raising or lowering of the hoist, to lock the controls mentioned in 
subsection (2); or
(b) to work or be under a raised vehicle or trailer unless the vehicle or trailer 
is	supported	by:
(i) a vehicle hoist that is designed to safely support the weight of the 
vehicle or trailer; or
(ii) substantial stands or blocks and, if necessary, wheel chocks.

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(4)	 For	the	purposes	of	subclause	(3)	(b)	(ii),	jacks	alone	are	not	sufficient.
(5) An employer or contractor shall ensure that all pneumatic or hydraulic 
vehicle hoists are assembled, installed, operated and maintained according to the 
manufacturer’s instructions.
31 Dec 2020 c S-15.1 Reg 10 s13-24.
Manually‑operated hoists
13‑25(1) An employer or contractor shall ensure that a manually-operated hoist 
purchased on or after January 1, 1997 is designed, constructed, installed, operated 
and maintained in accordance with an approved standard.
(2) An employer, contractor or supplier shall ensure that a manually-operated hoist 
is	equipped	with	a	spring	actuated	or	weighted	ratchet	and	pawl,	load	brake	or	other	
mechanism that will stop and hold the load at any height desired by the operator.
(3)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	work	under	a	
load	raised	by	a	manually-operated	hoist	unless	the	load	is	supported	with	adequate	
stands or blocks.
31 Dec 2020 c S-15.1 Reg 10 s13-25.
Winches
13‑26(1) An employer or contractor shall inspect all manually-operated hoisting 
or	 winching	 equipment	 thoroughly	 at	 appropriate	 intervals	 to	 ensure	 that	 the	
manually-operated	hoisting	or	winching	equipment	is	capable	of	safe	operation.
(2) Before a worker operates a winch on a vehicle, the worker shall ensure that 
the brakes are applied or other effective means are taken to prevent movement of 
the vehicle.
(3) A worker who operates a vehicle on which a winch is in use shall not move the 
vehicle until the winch operator has given a signal that the vehicle can be moved 
safely.
(4)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	cross	over	
or under a winch cable between a winch and the load or to go underneath the load 
while a winch is in use.
31 Dec 2020 c S-15.1 Reg 10 s13-26.
A‑frames and gin poles
13‑27	 An	employer	or	contractor	shall	ensure	that:
(a) no A-frame or gin pole is inclined more than 45° from the vertical;
(b) an A-frame or gin pole is restrained from uncontrolled lateral and vertical 
movement; and
(c) the sheave and the cable keeper of an A-frame or gin pole are attached 
securely enough to withstand any load to which the assembly may be subjected.
31 Dec 2020 c S-15.1 Reg 10 s13-27.

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Pile‑driving equipment
13‑28(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 pile-driving	equipment	is	operated,	inspected	and	maintained	according	
to the manufacturer’s instructions; and
(b)	 any	 structural	 repairs	 or	 modifications	 to	 pile-driving	 equipment	 are	
made	under	the	direction	of	a	professional	engineer	and	certified	as	safe	by	
the	professional	engineer	before	the	pile-driving	equipment	is	put	in	service.
(2)	 If	pile-driving	equipment	is	used,	an	employer	or	contractor	shall	ensure	that	a	
brake band or clutch that is contaminated by oil or grease is dismantled and cleaned 
or replaced before further use.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 before	a	pile	is	placed	in	position	for	driving,	the	pile	head	is	cut	square	
and, in the case of a timber pile, cleaned free of debris, bark and splintered 
wood; and
(b)	 workers	are	adequately	protected	from	injury	that	may	be	caused	by	the	
failure of a pile being driven.
(4)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	who	works	with	
pile-driving	equipment:
(a) to remain or ride on a load being moved;
(b) to work, stand or pass under a suspended load; or
(c)	 to	be	on	the	superstructure	of	the	equipment	or	within	range	of	a	falling	
pile unless the worker is directly involved in the operation of hoisting piles.
(5)	 If	a	worker	uses	pile-driving	equipment,	an	employer	or	contractor	shall	ensure	
that:
(a) a pile hammer is securely chocked while the hammer is suspended and 
the	equipment	is	not	operating;	and
(b) no pile is hoisted in the leads while a worker who is not directly involved 
in	the	operation	is	on	the	superstructure	of	the	equipment	or	within	range	of	
a falling pile.
(6)	 If	 pile-driving	 equipment	 is	 fitted	 with	 pressure	 hammers,	 an	 employer,	
contractor	or	supplier	shall	ensure	that	the	hoses	are	equipped	with	safety	chains	
or safety ropes on the pressure side of the hose connections.
(7)	 An	employer	or	contractor	shall	ensure	that:
(a) crane booms used with vibratory hammers or vibratory pile extractors are 
inspected monthly by a competent person for structural defects; and
(b) any structural defects found pursuant to clause (a) are repaired under the 
direction	of	a	professional	engineer	and	certified	as	safe	by	the	professional	
engineer before the booms are put back into service.

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(8)	 An	operator	of	pile-driving	equipment	shall	ensure	that:
(a) the pile hammer is securely chocked while the hammer is suspended and 
the	equipment	is	not	operating;	and
(b) no pile is hoisted in the leads while a worker who is not directly involved 
in	the	operation	is	on	the	superstructure	of	the	equipment	or	within	range	of	
a falling pile.
31 Dec 2020 c S-15.1 Reg 10 s13-28.
PART 14
Rigging
Definitions for Part
14‑1	 In	this	Part:
“pendant”	means	a	fixed-length	rope	that	forms	part	of	a	boom-suspension	
system;
“rigging” means any combination of rope, wire rope, cable, chain, sling, sheave, 
hook	and	associated	fittings	used	in	a	hoisting	operation.
31 Dec 2020 c S-15.1 Reg 10 s14-1.
General requirements
14‑2	 An	employer	or	contractor	shall	ensure	that:
(a) all rigging is assembled, used, maintained and dismantled under the 
supervision of a competent worker and in accordance with the manufacturer’s 
specifications	and	instructions;	and
(b)	 any	worker	who	is	required	or	permitted	to	assemble,	use,	maintain	or	
dismantle rigging is trained in safe rigging practices.
31 Dec 2020 c S-15.1 Reg 10 s14-2.
Inspection
14‑3 An employer or contractor shall ensure that all rigging and components of 
rigging are inspected thoroughly at appropriate intervals and visually inspected 
before use to ensure that the rigging and rigging components will safely perform 
the intended function of the rigging and rigging components.
31 Dec 2020 c S-15.1 Reg 10 s14-3.
Maximum loads
14‑4(1) An employer or contractor shall ensure that no load is imposed on any 
rigging	that	is	in	excess	of:
(a) 10% of the breaking strength of the weakest part of the rigging, in the 
case of rigging used to raise or lower workers; and
(b) 20% of the breaking strength of the weakest part of the rigging, in the 
case of any other rigging.

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(2) Subject to subsection (3), an employer, contractor or supplier shall ensure 
that the maximum load that may be hoisted by any rigging, as determined by the 
manufacturer of the rigging or a professional engineer, is conspicuously marked 
on the rigging.
(3)	 If	it	is	not	practicable	to	conspicuously	mark	the	maximum	load	on	the	rigging,	
an employer or contractor shall ensure that information about the maximum load 
that may be hoisted by the rigging is made readily available to the workers.
31 Dec 2020 c S-15.1 Reg 10 s14-4.
Slings
14‑5(1) An employer or contractor shall ensure that a sling used to hoist a load 
and	the	sling’s	fittings	and	attachments	are:
(a)	 suitable	for	the	intended	use	of	the	sling,	fittings	and	attachments;
(b) suitable for, and capable of, supporting the load being hoisted;
(c) arranged to prevent the load or any part of the load from slipping or falling;
(d)	 arranged	 to	 ensure	 that	 the	 load	 is	 equally	 divided	 among	 the	 slings,	
when more than 1 sling is used;
(e)	 capable	of	supporting:
(i)	 at	least	10	times	the	load	to	which	the	sling,	fittings	and	attachments	
may be subjected, if they are used to support a worker; and
(ii)	 at	least	5	times	the	maximum	load	to	which	the	sling,	fittings	and	
attachments may be subjected, in any other case; and
(f) guarded to prevent damage to the sling, if the sling may be applied over 
a sharp edge.
(2)	 An	employer,	contractor	or	supplier	shall	ensure	that	a	sling:
(a) is clearly labelled to indicate the sling’s maximum load or the sling’s 
maximum load is made readily available to workers; and
(b) is not used if the sling has been or may be damaged.
31 Dec 2020 c S-15.1 Reg 10 s14-5.
Shackles
14‑6(1) An employer or contractor shall ensure that no shackle is subjected to a 
load greater than the maximum load indicated on the shackle.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a) all shackle pins are installed to prevent accidental withdrawal; and
(b)	 a	bolt	is	never	used	in	place	of	a	properly	fitted	shackle	pin.
31 Dec 2020 c S-15.1 Reg 10 s14-6.

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Sheaves, spools and drums
14‑7(1)	 An	employer	or	contractor	shall	ensure	that:
(a) the diameter of a sheave, spool or drum for wire rope is not less than the 
diameter	specified	by	the	manufacturer	of	the	rope	and	the	rope	is	the	correct	
size for the sheave, spool or drum over which the rope passes;
(b) the grooving of a sheave is the correct size for the diameter of rope; and
(c) a block or sheave is constructed or installed so that the rope cannot leave 
the block or sheave groove.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a) rope fastened to a winding drum is fastened securely;
(b) the number of full wraps of rope that remain on a winding drum 
corresponds to the manufacturer’s recommendations; and
(c) if there are no manufacturer’s recommendations, at least 5 full wraps of 
rope remain on a winding drum at all times.
31 Dec 2020 c S-15.1 Reg 10 s14-7.
Knots, wire rope clips
14‑8(1)	 An	employer	or	contractor	shall	ensure	that:
(a) no knot or wire rope clip is used as a stopper on a rope or rope end that 
passes through a winding drum; and
(b) no knot is used to connect rigging hardware to a wire rope.
(2)	 An	employer	or	contractor	shall	ensure	that	all	wire	rope	clips	are:
(a) made of drop-forged steel;
(b) installed according to the manufacturer’s instructions; and
(c)	 inspected	at	frequent	intervals	to	ensure	the	nuts	are	tight.
(3)	 If	U-bolt	clips	are	used	to	fasten	wire	rope,	an	employer	or	contractor	shall	
ensure	that:
(a) the U-bolt is installed so that the U section bears on the short or dead end 
of the rope and the saddle bears on the long or live end of the rope;
(b)	 the	nuts	are	correctly	torqued;	and
(c) the number of clips and the amount of rope turn-back conform to the 
manufacturer’s	specifications	and	instructions.
(4)	 If	 double	 saddle	 or	 fist	 clips	 are	 used	 to	 fasten	 wire	 rope,	 an	 employer	 or	
contractor shall ensure that the clips are installed in numbers and with the amount 
of	rope	turn-back	specified	by	the	manufacturer.
(5)	 If	double	base	clips	are	used	to	fasten	wire	rope,	an	employer	or	contractor	
shall ensure that the clips are at least 6 rope diameters in length.
31 Dec 2020 c S-15.1 Reg 10 s14-8.

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Eye loops
14‑9(1)	 An	employer	or	contractor	shall	ensure	that	every	eye	loop	used	in	a	sling:
(a)	 is	formed	from:
(i)	 a	flemish	eye	splice	secured	by	a	pressed	steel	ferrule;	or
(ii) a steel wire loop secured by a cold-formed aluminum alloy ferrule; and
(b)	 is	readily	identifiable	as	being	formed	as	described	in	clause	(a).
(2)	 Except	where	otherwise	specified	by	the	manufacturer	of	the	rope,	an	employer	
or contractor shall ensure that a suitable and properly sized thimble is inserted in 
an eye loop to increase the strength of the eye and decrease wear on the rope.
31 Dec 2020 c S-15.1 Reg 10 s14-9.
Hooks
14‑10(1)	 If	 the	 dislodgment	 of	 a	 hook	 could	 injure	 a	 worker,	 an	 employer	 or	
contractor shall ensure that the hook is secured by a safety latch, mousing, shackle 
or	other	effective	means,	except	if:
(a) skeleton steel is being hoisted or a similar operation is being performed 
while a sorting or grab hook is being used;
(b) power poles or telephone poles are being hoisted into place or removed 
using an approved S-hook;
(c) the design of the hook and the work practices used prevent dislodgement 
of the hook; or
(d) the health and safety of a worker disconnecting the hook would be placed 
at risk.
(2)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	use	a	hook	if:
(a) the throat opening has been increased or the tip has been bent more 
than 10° out of plane from the hook body; or
(b) any dimension of the hook has been reduced by more than 10%.
(3)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	side	load,	
back	load	or	tip	load	a	hook	unless	the	hook	has	been	specifically	designed	for	that	
purpose.
(4)	 An	employer,	contractor	or	supplier	shall	ensure	that:
(a) a hook is clearly labelled with the maximum load of the hook in a location 
where a worker using the hook can easily see the rating; or
(b) the hook’s maximum load is made readily available to workers.
(5)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker	to	allow	a	load	
to bear against a safety latch, mousing or shackle.
31 Dec 2020 c S-15.1 Reg 10 s14-10.

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Wedge sockets
14‑11	 If	a	wedge	socket	is	used	to	anchor	a	wire	rope,	an	employer	or	contractor	
shall	ensure	that:
(a) the wedge socket is installed according to an approved method;
(b) the dead end of the wire rope extends at least 15 centimetres beyond the 
wedge socket; and
(c)	 the	wire	rope	is	fitted	with	a	wire	rope	clip	to	prevent	accidental	release	
or loosening of the wedge.
31 Dec 2020 c S-15.1 Reg 10 s14-11.
Wire rope
14‑12(1)	 An	employer	or	contractor	shall	ensure	that	wire	rope	used	in	rigging:
(a) is the type, size, grade and construction recommended by the manufacturer 
of	 the	 hoisting	 equipment	 or	 is	 rope	 of	 an	 equivalent	 type,	 size,	 grade	 and	
construction;
(b)	 is	compatible	with	the	sheaves	and	the	drum	of	the	hoisting	equipment;
(c) is lubricated to prevent corrosion and wear;
(d) is not spliced or knotted; and
(e)	 is	fitted	with	end	connections	that:
(i)	 conform	 to	 the	 manufacturer’s	 specifications	 and	 instructions	
concerning number, size and installation method; and
(ii) are securely fastened to the wire rope.
(2)	 An	employer	or	contractor	shall	ensure	that	no	wire	rope	used	in	rigging:
(a) subject to subsection (3), contains 6 or more randomly-distributed wires 
that are broken in 1 rope lay, or 3 or more wires that are broken in 1 strand 
in a rope lay;
(b) is worn by more than one-third of the original diameter of the wire rope’s 
outside individual wires; or
(c)	 shows	evidence	of:
(i) kinking, bird-caging, corrosion or other damage resulting in distortion 
of the rope structure; or
(ii) damage that may result in rope failure.
(3) An employer or contractor shall ensure that no wire rope that is static or that 
is	used	for	pendants	has:
(a) 3 or more broken wires in 1 lay or in a section between end connectors; or
(b) 1 or more broken wires at an end connector.

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(4) An employer or contractor shall ensure that rotation-resistant wire rope is 
not	used:
(a) as a cable in boom hoist reeving and pendants; or
(b) if an inner wire or strand of the wire rope is damaged or broken.
(5) An employer or contractor shall ensure that no load is imposed on any wire rope 
that exceeds the maximum load recommended by the manufacturer of the wire rope.
31 Dec 2020 c S-15.1 Reg 10 s14-12.
Rotation or motion of load
14‑13	 If	a	worker	may	be	endangered	by	the	rotation	or	motion	of	a	load	during	
hoisting,	an	employer	or	contractor	shall	ensure	that:
(a) 1 or more taglines are used to control the rotation or motion of the load;
(b)	 the	 taglines	 are	 of	 sufficient	 length	 to	 protect	 the	 workers	 from	 any	
overhead hazard;
(c) the taglines are not removed from the load until the load is securely 
landed; and
(d) only workers directly engaged in the hoisting operation are allowed to be 
in the area where the load is being hoisted or lowered.
31 Dec 2020 c S-15.1 Reg 10 s14-13.
PART 15
Robotics
Definitions for Part
15‑1	 In	this	Part:
“emergency stop” means a circuit that uses hardware-based components to 
override all other robot controls, shut off energy to a robot and stop all moving 
parts of a robot;
“end‑effector”	means	an	accessory	device	or	tool	specifically	designed	to	be	
attached to a robot wrist or tool-mounting plate to enable the robot to perform 
the robot’s intended task;
“interlock” means an arrangement whereby the operation of 1 control or 
mechanism brings about, or prevents, the operation of another control or 
mechanism;
“interlock barrier” means a physical barrier around a work envelope that is 
equipped	with	gates	and	interlocks	designed	to	stop	all	automatic	operations	
of a robot and robot system when any gate within the barrier is opened;
“limiting device” means a device that restricts the distance a robot can travel 
after the limiting device is actuated;

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“pendant” means a portable control device that permits an operator to control 
a robot from within the work envelope of the robot;
“presence‑sensing device” means a device that is designed, constructed 
and	installed	to	create	a	sensing	field	or	area	and	that	detects	an	intrusion	
into	the	field	or	area	by	workers,	robots	or	other	objects	and	stops	all	motion	
of the robot when the presence-sensing device is activated;
“restricted work envelope” means the portion of a work envelope to which 
a robot is restricted by limiting devices that establish limits that cannot be 
exceeded if the robot or the robot’s controls fail;
“robot” means a reprogrammable multi-functional manipulator designed to 
move material, parts, tools or specialized devices through variable programmed 
motions to perform a variety of tasks;
“robot system”	means	a	robot	and	all	the	accessories	required	for	the	robot’s	
operation, including end-effectors, pendants, devices, sensors, safeguards, 
power	 and	 control	 panels	 and	 communication	 interfaces	 to	 sequence	 and	
monitor the robot;
“slow speed” means a mode of operation in which the speed of any part of a 
robot does not exceed 250 millimetres per second;
“teach” means to generate and store a series of positional datapoints by moving 
a robot arm through a path of intended motions;
“work envelope” means the volume of space enclosing the maximum designed 
reach of a robot, including the end-effector, and the material, part, tool or 
specialized device that the robot is designed to manipulate.
31 Dec 2020 c S-15.1 Reg 10 s15-1.
Application of Part
15‑2 This Part applies to the installation, operation, teaching and maintenance of 
robots and robot systems, but does not apply to personal robots, automatic guided 
vehicle systems, automated storage and retrieval systems, automatic conveyor and 
shuttle systems, mobile robots or numerically controlled machine tools.
31 Dec 2020 c S-15.1 Reg 10 s15-2.
Safe work practices and procedures
15‑3(1) An employer, in consultation with the committee, the representative or, 
if	there	is	no	committee	or	representative,	the	workers,	shall:
(a)	 assess	the	potential	hazards	to	a	worker	who	is	required	or	permitted	
to install, operate, teach or maintain a robot or robot system at the place of 
employment; and
(b) develop written safe work practices and procedures for the installation, 
operation, teaching and maintenance of robots and robot systems.
(2) An employer shall ensure that the workers are trained in and implement the 
safe work practices and procedures developed pursuant to clause (1) (b).
31 Dec 2020 c S-15.1 Reg 10 s15-3.

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General requirements
15‑4	 An	employer	shall	ensure	that	robots	and	robot	systems	are:
(a) installed, anchored and wired in accordance with the manufacturer’s 
recommendations	and	specifications;	and
(b) compatible with conditions in the environment of the place of employment, 
including temperature, humidity, corrosive conditions, the presence of dust, 
the	 presence	 of	 electromagnetic	 interference	 or	 radiofrequency	interference	
and other conditions that could affect the safe operation or control of the robot 
or robot system.
31 Dec 2020 c S-15.1 Reg 10 s15-4.
Safeguards
15‑5(1) Subject to subsection 15-6(2) and sections 15-7 and 15-8, an employer shall 
ensure	that	every	robot	and	robot	system	is	equipped	with	safeguards:
(a) to prevent a worker from entering the restricted work envelope while the 
robot or robot system is in motion; or
(b) to inhibit robot motion while any part of a worker’s body is within the 
restricted work envelope while the robot or robot system is in motion.
(2)	 The	safeguards	required	by	subsection	(1):
(a) may include interlock barriers, limiting devices and presence-sensing 
devices; and
(b)	 must	include	clearly	visible	line	markings	on	the	floor	on	which	the	robot	
or robot system is mounted to identify the restricted work envelope.
31 Dec 2020 c S-15.1 Reg 10 s15-5.
Controls
15‑6(1) Subject to subsection (2), an employer shall ensure that a robot’s primary 
controls,	including	a	restart	control:
(a) are located outside the restricted work envelope;
(b) are arranged so that the robot and robot system are clearly visible to the 
worker who operates the primary controls; and
(c) cannot be activated inadvertently.
(2)	 If	a	worker	is	required	or	permitted	to	enter	the	restricted	work	envelope,	an	
employer shall ensure that the robot’s motion cannot be initiated by any person 
other than the worker within the restricted work envelope using a pendant.
(3) An employer shall ensure that a worker who operates a robot or robot system 
is provided with a readily accessible emergency stop device.
(4) An employer shall ensure that the controls of a robot provide a slow speed option.
31 Dec 2020 c S-15.1 Reg 10 s15-6.

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Protection during maintenance or repair
15‑7 Before a worker undertakes the maintenance or repair of a robot or robot 
system,	an	employer	shall	ensure	that:
(a) the robot or robot system is locked out and remains locked out during 
that activity; or
(b)	 an	equally	effective	procedure	is	implemented	to	protect	the	worker.
31 Dec 2020 c S-15.1 Reg 10 s15-7.
Protection during teaching
15‑8	 If	 a	 worker	 is	 required	 or	 permitted	 to	 teach	 a	 robot,	 an	 employer	 shall	
ensure	that:
(a) only the worker who is teaching the robot is allowed to enter the restricted 
work envelope;
(b) the robot system is under the sole control of the worker who is teaching 
the robot;
(c) when the robot is under drive power, it operates at slow speed only or 
at a speed that is deliberately selected and maintained by the worker who is 
teaching the robot;
(d) the robot will not respond to a remote interlock or signal that would 
activate the robot; and
(e) the worker leaves the restricted work envelope before returning the robot 
to automatic operation.
31 Dec 2020 c S-15.1 Reg 10 s15-8.
PART 16
Entrances, Exits and Ladders
General duty re entrances, exits
16‑1 An employer, contractor or owner shall provide and maintain a safe means of 
entrance to and exit from a place of employment and all worksites and work-related 
areas in or on a place of employment.
31 Dec 2020 c S-15.1 Reg 10 s16-1.
Doors
16‑2	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) every door in a hazardous work area opens away from the hazard and is 
not blocked by an obstruction; and
(b)	 every	walk-in	freezer	or	refrigerator	is	equipped	with	a	means	to	open	
the door from the inside.
31 Dec 2020 c S-15.1 Reg 10 s16-2.

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Travelways
16‑3(1)	 An	employer,	contractor	or	owner	shall	ensure	that	every	travelway:
(a)	 is	strong	enough	to	withstand	any	traffic	to	which	the	travelway	may	be	
subjected;
(b)	 has	 secure	 footing	 for	 workers	 and	 adequate	 traction	 for	 vehicles	 or	
equipment;	and
(c)	 is	at	least:
(i) 600 millimetres wide, in the case of travelways installed before 
July 1, 1997; and
(ii) 900 millimetres wide, in the case of travelways installed on and 
after July 1, 1997.
(2) An employer, contractor or owner shall ensure that every travelway that may 
give rise to a hazard described in subsection 9-2(2) is provided with a guardrail.
31 Dec 2020 c S-15.1 Reg 10 s16-3.
Stairs
16‑4	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) the widths of treads, the depths of treads and the vertical distances 
between treads are uniform throughout the length of any stairway and that 
each tread is level; and
(b) any stairs installed on or after the day on which this section comes into 
force, including temporary stairs, are at least 600 millimetres wide.
31 Dec 2020 c S-15.1 Reg 10 s16-4.
Ladders
16‑5(1) An employer, contractor or supplier shall ensure that every ladder is 
designed, constructed, used and maintained to perform its function safely.
(2)	 An	employer,	contractor	or	supplier	shall	ensure	that:
(a) no wooden ladder or stepladder is painted with any substance other than 
a transparent coating; and
(b) no ladder is made by fastening cleats across a single rail or post.
31 Dec 2020 c S-15.1 Reg 10 s16-5.
Portable ladders
16‑6(1)	 In	 this	 section	 and	 section	 16-7,	“portable ladder” means any ladder 
that	is	not	fixed	in	place,	and	includes	a	stepladder.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	portable	ladder	is	equipped	with	non-slip	feet;

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(b) a portable ladder is secured against accidental movement during use;
(c) a metal or wire-bound portable ladder is not used where the ladder or a 
worker handling or using the ladder may come into contact with an exposed 
energized electrical conductor; and
(d) a portable ladder extends at least 1 metre above any platform, roof or 
other landing to which the ladder is used as a means of access.
(3) An employer or contractor shall ensure that each worker who handles or uses 
a	portable	ladder	is	instructed	in	the	requirements	of	this	section.
(4)	 An	employer	or	contractor	shall	ensure	that	a	stepladder:
(a) is not more than 6 metres high when set for use;
(b) has legs that are securely held in position by means of metal braces or an 
equivalent	rigid	support;	and
(c) when in use, has a front section slope at an angle of 1 horizontal to 6 
vertical.
(5)	 An	employer	or	contractor	shall	ensure	that:
(a)	 an	 extension	 ladder	 is	 equipped	 with	 locks	 that	 securely	 hold	 the	
sections of the ladder in the extended position;
(b) if a section of an extension ladder is extended, the section that is extended 
overlaps another section for at least 1 metre;
(c) an extension ladder consisting of 2 sections does not exceed 14.6 metres 
in length; and
(d) an extension ladder consisting of more than 2 sections does not exceed 20 
metres in length.
(6) An employer or contractor shall ensure that no single portable ladder and no 
section of an extension ladder exceeds 9 metres in length.
31 Dec 2020 c S-15.1 Reg 10 s16-6.
Use of portable ladders
16‑7(1)	 If	a	worker	uses	a	portable	ladder	other	than	a	stepladder,	an	employer	
or	contractor	shall	ensure	that:
(a) the ladder is placed against the structure so that the slope of the ladder 
is 1 horizontal to 4 vertical;
(b) the worker does not extend any part of the worker’s body except for the 
worker’s arms beyond the side rails of the ladder; and
(c) the worker maintains a three-point stance on the ladder at all times.
(2) An employer or contractor shall ensure that a worker does not work from either 
of the top 2 rungs or steps of a portable ladder, unless the ladder is a stepladder 
that	has	a	platform	equipped	with	a	suitable	handrail.
31 Dec 2020 c S-15.1 Reg 10 s16-7.

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Fixed ladders
16‑8(1)	 In	this	section,	“fixed ladder”	means	a	ladder	that	is	fixed	to	a	structure	
in a vertical position or at an angle that is between vertical and 25° to the vertical, 
but does not include a ladder used in underground mining operations to which The 
Mines Regulations apply.
(2)	 A	 ladder	 that	 is	 fixed	 to	 a	 structure	 at	 an	 angle	 of	 more	 than	 25° 
to the vertical, or more than 1 horizontal to 2 vertical, is deemed to be 
a	 stairway	 and	 is	 subject	 to	 the	 requirements	 of	 sections	 9-10	 and	 16-4.
(3)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	rungs	on	a	fixed	ladder	are	uniformly	spaced	with	centres	that	are	
not less than 250 and not more than 300 millimetres apart;
(b) a clearance of at least 150 millimetres is maintained between the rungs 
on	a	fixed	ladder	and	the	structure	to	which	the	ladder	is	affixed;
(c)	 a	fixed	ladder	is	securely	held	in	place	at	the	top	and	bottom	and	at	any	
intermediate points that are necessary to prevent sway;
(d)	 the	side	rails	of	a	fixed	ladder	extend	not	less	than	1	metre	above	any	
platform,	roof	or	other	landing	on	the	structure	to	which	the	ladder	is	fixed;
(e) a ladder opening in a platform, roof or other landing does not exceed 750 
millimetres by 750 millimetres;
(f)	 a	fixed	ladder	that	is	more	than	6	metres	high:
(i)	 is	equipped	with:
(A) platforms at intervals of not more than 6 metres or ladder 
cages, in the case of ladders installed on or before March 11, 1986; or
(B) platforms at intervals of not more than 6 metres and ladder 
cages, in the case of ladders installed on or after March 12, 1986; or
(ii)	 is	 equipped	 with	 a	 personal	 fall	 arrest	 system	 that	 meets	 the	
requirements	of	Part	7;	and
(g)	 a	fixed	ladder	in	an	excavated	shaft	is	installed	in	a	compartment	that	is	
separated from the hoist compartment by a substantial partition.
(4)	 If	a	ladder	cage	is	required	by	these	regulations,	an	employer,	contractor	or	
owner	shall	ensure	that:
(a) the ladder cage is constructed of hoops that are not more than 1.8 metres 
apart, joined by vertical members not more than 300 millimetres apart around 
the circumference of the hoop;
(b) no point on a hoop of the ladder cage is more than 750 millimetres from 
the ladder; and
(c)	 the	ladder	cage	is	of	sufficient	strength	and	is	designed	to	contain	any	
worker who may lean or fall against a hoop.

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(5)	 In	 the	 case	 of	 a	 ladder	 cage	 constructed	 before	 July	 1,	 1997,	 an	 employer,	
contractor	or	owner	shall	ensure	that:
(a) the lowest hoop of the ladder cage is not more than 3 metres from a 
platform, landing or the ground; and
(b) the uppermost hoop of the ladder cage is at the level of a platform, landing 
or roof.
(6)	 In	the	case	of	a	ladder	cage	constructed	on	or	after	July	1,	1997,	an	employer,	
contractor	or	owner	shall	ensure	that:
(a) the lowest hoop of the ladder cage is not more than 2.2 metres from a 
platform, landing or the ground; and
(b) the uppermost hoop of the ladder cage extends at least 1 metre above the 
level of a platform, landing or roof.
31 Dec 2020 c S-15.1 Reg 10 s16-8.
Construction ladders
16‑9(1)	 In	this	section,	“construction ladder” means a ladder constructed at a 
worksite.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a) the side rails of a construction ladder that is 5 metres or less in length are 
constructed of number 1 structural grade spruce lumber that measures not less 
than	38	by	89	millimetres	or	of	material	of	equivalent	strength	and	rigidity;
(b) the side rails of a construction ladder that is over 5 metres in length are 
constructed of number 1 structural grade spruce lumber that measures not less 
than	38	by	140	millimetres	or	of	material	of	equivalent	strength	and	rigidity;
(c) no construction ladder is more than 10 metres long;
(d)	 the	rungs	of	a	construction	ladder	are:
(i) constructed of number 1 structural grade spruce lumber that 
measures	not	less	than	21	by	89	millimetres	or	of	material	of	equivalent	
strength and rigidity;
(ii)	 supported	by	filler	blocks	or	secured	by	a	single	continuous	wire;	and
(iii) uniformly spaced with not more than 300 millimetres between their 
centres;
(e) the width between the side rails of a construction ladder is at least 500 
millimetres;
(f)	 every	two-way	construction	ladder	that	permits	traffic	in	both	directions	
at the same time is not less than 1.2 metres wide and is constructed with a 
centre structural rail throughout the ladder’s entire length; and
(g) no plywood is used for the side rails or rungs of a construction ladder.
31 Dec 2020 c S-15.1 Reg 10 s16-9.

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PART 17
Excavations, Trenches, Tunnels and Excavated Shafts
Definitions for Part
17‑1	 In	this	Part:
“sheeting” means the members of a shoring system that retain the earth in 
position and, in turn, are supported by other members of the shoring system, 
and includes uprights placed so that individual members are closely spaced, 
in contact with or interconnected to each other;
“shoring” means an assembly of structural members designed to prevent 
earth or material from falling or sliding into an excavation;
“spoil pile” means material excavated from an excavation, trench, tunnel or 
excavated shaft;
“temporary protective structure” means a structure or device in an 
excavation, trench, tunnel or excavated shaft that is designed to provide 
protection from cave-ins, collapse, sliding or rolling materials, and includes 
shoring, boxes, trench shields and similar structures;
“type 1 soil”	means	soil	that	most	closely	exhibits	the	following	characteristics:
(a) is hard in consistency, very dense in compactive condition and, if 
a standard penetration test is performed, has a standard penetration 
resistance of greater than 50 blows per 300 millimetres;
(b)	 can	be	penetrated	only	with	difficulty	by	a	small,	sharp	object;
(c) has a dry appearance;
(d) has no signs of water seepage;
(e)	 can	be	excavated	only	by	mechanical	equipment;
(f) does not include previously excavated soils;
“type 2 soil”	means	soil	that	most	closely	exhibits	the	following	characteristics:
(a) is very stiff in consistency, dense in compactive condition and, if 
a standard penetration test is performed, has a standard penetration 
resistance of 30 to 50 blows per 300 millimetres;
(b)	 can	be	penetrated	with	moderate	difficulty	by	a	small,	sharp	object;
(c)	 is	difficult	to	excavate	with	hand	tools;
(d) has a low to medium natural moisture content and a damp appearance 
after it is excavated;
(e) has no signs of water seepage;
(f) does not include previously excavated soils;

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“type 3 soil”	means	soil	that:
(a)	 most	closely	exhibits	the	following	characteristics:
(i) is stiff in consistency, compact in compactive condition and, if a 
standard penetration test is performed, has a standard penetration 
resistance of 10 to 29 blows per 300 millimetres;
(ii) can be penetrated with moderate ease by a small, sharp object;
(iii)	 is	moderately	difficult	to	excavate	with	hand	tools;
(iv) exhibits signs of surface cracking;
(v) exhibits signs of localized water seepage; or
(b) is previously excavated soil that does not exhibit any of the 
characteristics of type 4 soil;
“type 4 soil”	means	soil	that:
(a)	 exhibits	any	of	the	following	characteristics:
(i)	 is	 firm	 to	 very	 soft	 in	 consistency,	 loose	 to	 very	 loose	 in	
compactive condition and, if a standard penetration test is 
performed, has a standard penetration resistance of less than 10 
blows per 300 millimetres;
(ii) is easy to excavate with hand tools;
(iii) is cohesive soil that is sensitive and, on disturbance, is slightly 
reduced in internal strength;
(iv)	 is	dry	and	runs	easily	into	a	well-defined	conical	pile;
(v)	 has	a	wet	appearance	and	runs	easily	or	flows;
(vi) is granular soil below the water table, unless the soil has been 
dewatered;
(vii) exerts substantial hydraulic pressure when a support system 
is used; or
(b) is previously excavated soil that exhibits any of the characteristics 
set out in subclauses (a) (i) to (vii);
“upright” means a vertical member of a shoring system that is placed in 
contact with the earth and usually positioned so that the vertical member does 
not contact any other vertical member;
“wale” means a horizontal member of a shoring system that is placed parallel 
to the excavation face and whose sides bear against the vertical members of 
the shoring system or the earth.
31 Dec 2020 c S-15.1 Reg 10 s17-1.

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Application of Part
17‑2 This Part applies to excavations, trenches, tunnels and excavated shafts 
other than excavations, trenches, tunnels and excavated shafts that are governed 
by The Mines Regulations.
31 Dec 2020 c S-15.1 Reg 10 s17-2.
Locating underground pipelines, etc.
17‑3(1) An employer or contractor shall accurately establish the location of all 
underground pipelines, cables and conduits in an area where work is to be done 
and	shall	ensure	that	those	locations	are	conspicuously	marked:
(a)	 before	commencing	work	using	power	tools	or	powered	mobile	equipment	
on an excavation, trench, tunnel, excavated shaft or borehole; or
(b)	 before	breaking	ground	surface	with	any	equipment	to	a	depth	that	may	
contact underground utilities.
(2)	 If	an	operation	is	to	be	undertaken	involving	the	disturbance	of	soil	within	600	
millimetres of an existing pipeline, cable or conduit, an employer or contractor 
shall ensure that the pipeline, cable or conduit is exposed by hand digging or other 
approved method before mechanical excavating is allowed to begin within that area.
(3)	 If	an	operation	mentioned	in	subsection	(2)	exposes	a	pipeline,	cable	or	conduit,	
an employer or contractor shall ensure that the pipeline, cable or conduit is supported 
to	prevent	any	damage	during	backfilling	and	any	subsequent	settlement	of	the	
ground.
(4)	 If	there	is	contact	with	or	damage	to	an	underground	pipeline,	cable	or	conduit,	
an	employer	or	contractor	shall	immediately:
(a) notify the owner of the pipeline, cable or conduit that contact or damage 
has occurred; and
(b) take steps to protect the health and safety of any worker who may be 
at risk until any unsafe condition resulting from the contact or damage is 
repaired or corrected.
31 Dec 2020 c S-15.1 Reg 10 s17-3.
Excavating and trenching
17‑4(1)	 An	employer	or	contractor	shall	ensure	that:
(a) before excavating or trenching begins, if the stability of a structure may be 
affected by an excavation or trench, the structure is supported by a temporary 
protective structure designed by a professional engineer and constructed, 
installed, used, maintained and dismantled in accordance with that design;
(b) all loose material is scaled or trimmed from the side of an excavation or 
trench	if	a	worker	is	required	or	permitted	to	be	present;
(c)	 equipment,	spoil	piles,	rocks	and	construction	materials	are	kept	at	least	1	
metre from the edge of an excavation or trench;

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(d)	 an	excavation	or	trench	that	a	worker	may	be	required	or	permitted	to	
enter is kept free from any accumulation of water; and
(e) the slope of a spoil pile adjacent to an excavation or trench has a slope 
at an angle not steeper than 1 horizontal to 1 vertical, or 45° measured from 
the horizontal.
(2) Subject to subsections (3) and (4), if a wall of an excavation or trench is cut 
back,	an	employer	or	contractor	shall	ensure	that:
(a) in the case of type 1 or type 2 soil, the walls are sloped to within 1.2 metres 
of the bottom of the excavation or trench, with a slope at an angle not steeper 
than 1 horizontal to 1 vertical, or 45° measured from the horizontal;
(b) in the case of type 3 soil, the walls are sloped from the bottom of the 
excavation or trench, with a slope at an angle not steeper than 1 horizontal 
to 1 vertical, or 45° measured from the horizontal; and
(c) in the case of type 4 soil, the walls are sloped from the bottom of the 
excavation or trench, with a slope at an angle not steeper than 3 horizontal 
to 1 vertical, or 19° measured from the horizontal.
(3)	 If	an	excavation	or	trench	contains	more	than	1	type	of	soil,	the	soil	must	be	
classified	as	the	soil	type	with	the	highest	number.
(4) Subsection (2) does not apply to an excavation or trench that is cut in sound 
and stable rock.
(5)	 If	an	excavation	or	trench	is	to	be	made	in	the	vicinity	of	an	overhead	power	
line, an employer or contractor shall ensure that the work is carried out in a manner 
that will not reduce the original support provided for any overhead power line pole, 
unless permission has previously been obtained from the utility company responsible 
for the overhead power line.
(6)	 An	employer	or	contractor	shall	ensure	that	no	powered	mobile	equipment	or	
vehicle	is	operated,	and	that	no	powered	mobile	equipment,	vehicle	or	heavy	load	
is located, near an excavation or trench so as to affect the stability of the walls of 
the excavation or trench.
31 Dec 2020 c S-15.1 Reg 10 s17-4.
Temporary protective structures
17‑5(1) An employer or contractor shall ensure that a temporary protective 
structure	to	be	used	pursuant	to	this	Part:
(a) is designed, constructed, installed, used, maintained and dismantled to 
provide	adequate	protection	to	a	worker	who	is	in	an	excavation,	trench,	tunnel,	
excavated shaft or borehole and to a worker who installs, uses, maintains or 
dismantles the temporary protective structure; and
(b) extends at least 300 millimetres above the wall of the excavation, trench, 
tunnel, excavated shaft or borehole to prevent material from falling in.

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(2)	 An	employer	or	contractor	shall	ensure	that:
(a) all drawings and instructions necessary to safely construct, install, use, 
maintain	and	dismantle	a	temporary	protective	structure	required	pursuant	
to this Part are kept at the site of the excavation, trench, tunnel, excavated 
shaft or borehole; and
(b)	 if	 required	 by	 this	 Part,	 a	 professional	 engineer	 certifies	 that	 the	
temporary protective structure, if constructed and installed as drawn and used, 
maintained	and	dismantled	as	instructed,	will	provide	adequate	protection	to	a	
worker who constructs, installs, uses, maintains or dismantles the temporary 
protective structure.
(3)	 Freezing	the	ground	by	artificial	means	is	acceptable	as	an	alternative	or	partial	
alternative to installing a temporary protective structure in an excavation, trench, 
tunnel,	excavated	shaft	or	borehole	if	the	freezing	is:
(a) designed by a professional engineer to control the ground condition so as 
to ensure the safety of workers; and
(b)	 performed	in	accordance	with	the	professional	engineer’s	specifications	
and instructions.
(4) Natural freezing of the ground is not acceptable as an alternative or partial 
alternative to the installation of temporary protective structures.
31 Dec 2020 c S-15.1 Reg 10 s17-5.
Protection against cave‑in of excavations
17‑6(1)	 If	a	worker	is	present	in	an	excavation	that	is	more	than	1.2	metres	deep	
and	is	required	to	be	closer	to	the	wall	or	bank	than	the	distance	equal	to	the	depth	
of the excavation, an employer or contractor shall ensure that the worker is protected 
from	cave-ins	or	sliding	material	by:
(a) cutting back the upper portion of the walls of the excavation in accordance 
with subsection 17-4(2);
(b) installing a temporary protective structure; or
(c)	 a	 combination	 of	 cutting	 back	 the	 walls	 to	 the	 slope	 specified	 in	
subsection 17-4(2) and installing a temporary protective structure that extends 
at least 300 millimetres above the base of the cut-back.
(2) Subject to subsection (3), an employer or contractor shall ensure that a 
temporary	protective	structure	required	by	clause	(1)	(b)	or	(c)	is:
(a) designed and installed using shoring made of number 1 structural grade 
spruce lumber having the dimensions set out in Table 14 of the Appendix for the 
type	of	soil	and	the	depth	of	the	excavation	or	made	of	material	of	equivalent	
or greater strength; or
(b) designed by a professional engineer and constructed, installed, used, 
maintained and dismantled in accordance with that design.

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(3) An employer or contractor shall ensure that a temporary protective structure 
in	an	excavation	more	than	3	metres	deep	is	designed	and	certified	as	safe	by	a	
professional engineer and installed, used, maintained and dismantled in accordance 
with that design.
31 Dec 2020 c S-15.1 Reg 10 s17-6.
Protection against cave‑in of trenches
17‑7(1)	 If	a	worker	is	present	in	a	trench	that	is	more	than	1.2	metres	deep,	an	
employer or contractor shall ensure that the worker is protected from cave-ins or 
sliding	material	by:
(a) cutting back the upper portion of the walls of the trench in accordance 
with subsection 17-4(2);
(b) installing a temporary protective structure; or
(c)	 a	 combination	 of	 cutting	 back	 the	 walls	 to	 the	 slope	 specified	 in	
subsection 17-4(2) and installing a temporary protective structure that extends 
at least 300 millimetres above the base of the cut-back.
(2) An employer or contractor shall ensure that a temporary protective structure 
required	by	clause	(1)	(b)	or	(c)	is:
(a) designed and installed using shoring made of number 1 structural grade 
spruce lumber having the dimensions set out in Table 14 of the Appendix for 
the	type	of	soil	and	the	depth	of	the	trench	or	made	of	material	of	equivalent	
or greater strength; or
(b) designed by a professional engineer and constructed, installed, used, 
maintained and dismantled in accordance with that design.
(3) An employer or contractor shall ensure that a temporary protective structure in 
a trench more than 6 metres deep in type 1, type 2 or type 3 soil or in a trench more 
than	4	metres	deep	in	type	4	soil	is	designed	and	certified	as	safe	by	a	professional	
engineer and installed, used, maintained and dismantled in accordance with that 
design.
(4)	 An	employer	or	contractor	shall	ensure	that:
(a) shoring is installed and removed in a manner that protects workers from 
cave-ins and structural collapses and from being struck by shoring components;
(b) shoring components are securely connected together to prevent sliding, 
falling, kickouts or other possible failure; and
(c) individual components of shoring are not subjected to loads that exceed the 
loads the components were designed to bear.
(5)	 If	a	worker	is	in	a	trench	that	is	more	than	1.2	metres	deep,	an	employer	or	
contractor shall ensure that a competent worker is stationed on the surface to alert 
the worker in the trench about the development of any potentially unsafe conditions 
and to provide assistance in an emergency.

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(6)	 If	a	worker	is	required	to	enter	a	trench,	an	employer	or	contractor	shall:
(a) install ladders, stairways or ramps to provide a safe means of entrance 
to and exit from the trench; and
(b) ensure that the ladder, stairway or ramp is located not more than 8 metres 
from a worker working in the trench.
(7) An employer or contractor shall ensure that workers are instructed in and 
comply	with	the	requirements	of	this	section.
31 Dec 2020 c S-15.1 Reg 10 s17-7.
Excavated shafts and tunnels
17‑8(1)	 An	employer	or	contractor	shall	ensure	that:
(a) during excavating, the walls of an excavated shaft or tunnel are retained 
by	temporary	protective	structures	that	are	adequate:
(i) for the type of soil; and
(ii) to prevent collapse or cave-in of the walls of the excavated shaft or 
tunnel;
(b) during the excavating of an excavated shaft that is 3 metres or more 
deep or of a tunnel, the walls of the shaft or tunnel are retained by temporary 
protective	structures	designed	and	certified	by	a	professional	engineer	to	be	
adequate	for	the	protection	of	workers	in	the	shaft	or	tunnel	and	constructed,	
installed, used, maintained and dismantled in accordance with that design;
(c)	 a	solid	or	wire	mesh	fence	at	least	1	metre	high,	or	other	equally	effective	
means of preventing material from falling into an excavated shaft or the surface 
opening of a tunnel, is provided around that shaft or opening; and
(d) substantial gates that are not less than 1 metre high are installed in every 
opening in a fence provided pursuant to clause (c) and the gates are kept closed 
except when being used.
(2) A worker who opens a gate mentioned in clause (1) (d) shall close the gate after 
the worker no longer has a need to keep the gate open.
(3)	 An	employer	or	contractor	shall	provide	suitable	equipment	to	keep	a	tunnel	
or excavated shaft free from any accumulation of water.
31 Dec 2020 c S-15.1 Reg 10 s17-8.
Boreholes, belled areas of excavated shafts
17‑9(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	worker	who	is	required	or	permitted	to	enter	a	borehole	is	protected	
by the installation of a casing that is designed by a professional engineer and 
constructed, installed, used, maintained and dismantled in accordance with 
that design; and
(b) the casing mentioned in clause (a) extends and remains at least 300 
millimetres above the surface of the ground to prevent material from falling 
into the casing.

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(2)	 An	employer	or	contractor	shall	not	require	or	permit	a	worker:
(a) to enter the belled area of an excavated shaft unless the worker is protected 
by a temporary protective structure that is designed by a professional engineer 
and constructed, installed, used, maintained and dismantled in accordance 
with that design; or
(b) to remain in a belled area of an excavated shaft if the worker may be 
exposed to falling materials.
(3) An employer or contractor shall ensure that the worker precedes or accompanies 
each load of excavated material to the surface.
31 Dec 2020 c S-15.1 Reg 10 s17-9.
PART 18
Confined Space Entry
Definitions for Part
18‑1	 In	this	Part:
“confined space”	means	an	enclosed	or	partially	enclosed	space	that:
(a) is not primarily designed or intended for human occupancy, except 
for the purpose of performing work; and
(b) has restricted means of entrance and exit;
“hazardous confined space”	means	a	confined	space	that	is	or	may	become	
hazardous	to	a	worker	entering	the	confined	space	due	to:
(a)	 the	design,	construction	or	atmosphere	of	the	confined	space;
(b)	 the	materials	or	substances	in	the	confined	space;
(c)	 the	work	activities	or	processes	used	in	the	confined	space;	or
(d)	 any	other	conditions	relating	to	the	confined	space;
“isolate” means to physically interrupt or disconnect pipes, lines and sources 
of	energy	from	a	confined	space.
31 Dec 2020 c S-15.1 Reg 10 s18-1.
Identification of confined spaces, hazards, etc.
18‑2	 If	a	worker	may	be	required	or	permitted	to	work	in	a	confined	space,	an	
employer,	in	consultation	with	the	committee,	shall	identify:
(a)	 types	of	confined	spaces	at	the	place	of	employment	that	a	worker	may	
be	required	or	permitted	to	enter;
(b)	 types	of	hazards	that	are	or	may	be	present	at	each	confined	space;

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(c)	 alternative	means	to	perform	the	work	to	be	performed	in	a	confined	space	
that	will	not	require	the	worker	to	enter	the	confined	space;	and
(d)	 alterations	to	the	physical	characteristics	of	the	confined	spaces	that	may	
be necessary to ensure safe entrance to and exit from all accessible parts of 
each	confined	space.
31 Dec 2020 c S-15.1 Reg 10 s18-2.
Avoidance of entry into hazardous confined space
18‑3(1)	 If	reasonably	practicable,	an	employer	shall	use	an	alternative	means	to	
perform	work	that	will	not	require	a	worker	to	enter	a	hazardous	confined	space.
(2) An employer shall take all reasonably practicable steps to prevent any 
unauthorized	entry	into	the	confined	space.
31 Dec 2020 c S-15.1 Reg 10 s18-3.
Requirements before confined space is entered
18‑4(1)	 If	a	worker	will	be	required	or	permitted	to	work	in	a	confined	space,	an	
employer,	contractor	or	owner	shall,	before	requiring	or	permitting	the	worker	to	
enter	the	confined	space:
(a) ensure that there is a safe entrance to and exit from all accessible parts 
of	the	confined	space;	and
(b) make all practicable alterations to the physical characteristics of the 
confined	space	necessary	to	ensure	a	safe	entrance	to	and	exit	from	all	accessible	
parts	of	the	confined	space.
(2)	 In	making	alterations	pursuant	to	clause	(1)	(b),	an	employer	shall	ensure	that	
the	structural	integrity	of	the	confined	space	is	maintained.
31 Dec 2020 c S-15.1 Reg 10 s18-4.
Requirements before hazardous confined space is entered
18‑5(1)	 Before	 a	 worker	 is	 required	 or	 permitted	 to	 enter	 a	 confined	space,	 an	
employer	shall	appoint	a	competent	person:
(a) to assess the hazards;
(b)	 if	a	hazardous	atmosphere	has	been	identified,	to	test	the	atmosphere	of	
the	confined	space	for:
(i)	 oxygen	enrichment	or	deficiency;
(ii)	 the	presence	of	flammable	or	explosive	substances;	and
(iii) the presence and hazardous concentration of airborne chemical 
substances; and

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(c)	 to	determine	whether:
(i) work activities or processes will result in the release of toxic, 
flammable	 or	 explosive	 concentrations	 of	 any	 substances	 during	 the	
worker’s	occupation	of	the	confined	space;
(ii) measures have been taken to ensure that a worker will not drown 
or	 become	 entrapped	 in	 any	 liquid	 or	 free-flowing	solid	 present	 in	 the	
confined	space;
(iii)	 the	entry	of	any	liquid,	free-flowing	solid	or	hazardous	substance	
into	the	confined	space	in	a	quantity	that	could	endanger	the	health	or	
safety of the worker has been prevented;
(iv) all energy sources that present a hazard to a worker entering into, 
exiting	from	or	occupying	the	confined	space	have	been	locked	out,	with	
the energy sources being put in a zero energy state;
(v)	 any	hazards	from	biological	substances	are	present	in	the	confined	
space; and
(vi)	 the	 opening	 for	 entry	 into	 and	 exit	 from	 the	 confined	 space	 is	
sufficient	to	allow	safe	passage	of	a	worker	who	is	using	personal	protective	
equipment	required	by	these	regulations.
(2)	 When	testing	the	atmosphere	of	a	confined	space	pursuant	to	clause	(1)	(b),	a	
competent person shall use appropriate and properly calibrated instruments that 
have been tested to ensure that the instruments are capable of operating safely 
and effectively.
(3) A competent person who carries out the activities described in clauses (1) (a) 
to	(c)	shall	prepare	a	report	in	writing	that	sets	out:
(a) the results of the assessment, tests and determinations;
(b) recommended special precautions and procedures to reduce the risk to 
a worker that are to be followed by a worker entering into, exiting from or 
occupying	the	confined	space;	and
(c)	 recommended	 personal	 protective	 equipment	 to	 be	 used	 by	 a	 worker	
entering	the	confined	space.
31 Dec 2020 c S-15.1 Reg 10 s18-5.
Notice if no hazard found
18‑6	 If	a	confined	space	is	not	identified	as	a	hazardous	confined	space,	an	employer	
shall:
(a)	 notify	a	worker	who	is	required	to	enter	the	confined	space	verifying	that	
the	confined	space	is	not	hazardous;
(b) arrange for a method of communication with a worker on entry to and 
exit	from	the	confined	space	and	at	appropriate	intervals	while	a	worker	is	in	
the	confined	space;

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(c) prepare a procedure for the removal of a worker who has become injured 
or	incapacitated	while	in	the	confined	space;	and
(d)	 ensure	that	the	ventilation	in	the	confined	space	is	adequate	to	maintain	
safe atmospheric conditions.
31 Dec 2020 c S-15.1 Reg 10 s18-6.
Entry plan
18‑7(1)	 If	a	worker	will	be	required	or	permitted	to	enter	a	hazardous	confined	
space, an employer, in consultation with the committee, shall develop a hazardous 
confined	space	entry	plan	to	ensure	the	health	and	safety	of	workers	who	enter	or	
work	in	the	hazardous	confined	space.
(2)	 A	hazardous	confined	space	entry	plan	must	be	in	writing	and	must	include:
(a)	 the	tests	or	measurements	necessary	to	monitor	any	oxygen	deficiency	
or	enrichment	or	the	presence	and	hazardous	concentration	of	flammable	or	
explosive substances;
(b)	 the	 identification	 of	 any	 other	 hazards	 that	 may	 be	 present	 in	 the	
hazardous	confined	space	and	may	put	the	health	or	safety	of	workers	at	risk;
(c)	 the	means,	if	any,	of	isolating	the	hazardous	confined	space;
(d)	 the	means,	if	any,	of	ventilating	the	hazardous	confined	space;
(e)	 the	procedures	to	enter,	work	in	and	exit	from	the	hazardous	confined	
space safely;
(f)	 the	availability,	location	and	proper	use	of	personal	protective	equipment;
(g) the rescue procedures to be followed, including the number and duties of 
personnel	and	the	availability,	location	and	proper	use	of	equipment;
(h) the means to maintain effective communication with a worker who has 
entered	the	hazardous	confined	space;	and
(i)	 the	availability,	location	and	proper	use	of	any	other	equipment	that	a	
worker	may	need	to	work	safely	in	the	hazardous	confined	space.
(3) An employer shall ensure that the following workers are trained in and 
implement	a	hazardous	confined	space	entry	plan:
(a)	 a	worker	who	is	required	or	permitted	to	enter	the	hazardous	confined	
space;
(b)	 a	worker	who	attends	a	worker	in	the	hazardous	confined	space	pursuant	
to subsection 18-9(4) or (5);
(c)	 a	 worker	 who	 may	 be	 required	 or	 permitted	 to	 implement	 the	 rescue	
procedures mentioned in clause (2) (g).
(4)	 An	employer	shall	make	a	copy	of	a	hazardous	confined	space	entry	plan	readily	
available	at	the	entrance	to	the	hazardous	confined	space.
31 Dec 2020 c S-15.1 Reg 10 s18-7.

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Purging and ventilating of unsafe atmosphere
18‑8(1)	 In	 addition	 to	 the	 requirements	 of	 section	 25-11,	 if	 a	 concentration	 of	
a	toxic,	flammable	or	explosive	substance	is	present	or	an	oxygen	enrichment	or	
deficiency	exists	in	a	hazardous	confined	space,	an	employer	shall	ensure	that	the	
hazardous	confined	space	is:
(a)	 purged	and	ventilated	before	a	worker	is	allowed	to	enter	the	space,	so	that:
(i)	 any	hazard	associated	with	a	toxic,	flammable	or	explosive	substance	
is reduced to the extent that is possible or eliminated; and
(ii) an oxygen content of not less than 19.5% and not more than 23% is 
ensured; and
(b) continuously ventilated at all times during which the worker occupies the 
hazardous	confined	space,	to	maintain	a	safe	atmosphere.
(2)	 If	ventilation	is	used	to	reduce	or	eliminate	a	hazard	pursuant	to	subsection	(1),	
an employer shall ensure that a competent person tests the atmosphere to determine 
that	the	confined	space	is	safe	for	entry	by	a	worker:
(a)	 before	a	worker	enters	the	confined	space;
(b)	 if	all	workers	have	vacated	the	confined	space,	before	any	worker	re-enters	
the	confined	space;
(c)	 on	 the	 request	 of	 a	 worker	 who	 is	 required	 or	 permitted	 to	 enter	 the	
confined	space;	and
(d)	 continuously	if	any	condition	in	the	confined	space	may	change	and	put	
the worker’s health or safety at risk.
31 Dec 2020 c S-15.1 Reg 10 s18-8.
Precautions if safe atmosphere not possible
18‑9(1)	 If	a	hazardous	confined	space	cannot	be	purged	and	ventilated	to	provide	a	
safe atmosphere or a safe atmosphere cannot be maintained pursuant to section 18-8, 
an	employer	shall	ensure	that	no	work	is	carried	on	in	the	confined	space	except	in	
accordance	with	the	requirements	of	this	section	and	section	25-11.
(2) An employer shall ensure that a competent person continuously monitors the 
atmosphere	in	a	hazardous	confined	space.
(3)	 An	employer	shall	ensure	that	a	worker	is	provided	with	and	required	to	use	
a	respiratory	protective	device	that	meets	the	requirements	of	Part	7	if:
(a) the airborne concentration for any substance meets or exceeds the 
permissible contamination limit mentioned in clause 21-6(1) (a);
(b)	 oxygen	deficiency	or	enrichment	is	detected;	or
(c) the airborne concentration of any other substance may be harmful to the 
worker.

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(4)	 An	 employer	 shall	 ensure	 that	 a	 worker	 in	 a	 hazardous	 confined	 space	 is	
attended	by	and	in	communication	with	another	worker	who:
(a)	 has	 been	 adequately	 trained	 in	 the	 rescue	 procedures	 mentioned	 in	
clause 18-7(2) (g);
(b)	 is	 stationed	 and	 remains	 at	 the	 entrance	 to	 the	 confined	space	 unless	
replaced	by	another	adequately	trained	worker;	and
(c)	 is	equipped	with	a	suitable	alarm	to	summon	assistance.
(5)	 If	entrance	to	a	hazardous	confined	space	is	from	the	top:
(a)	 an	employer	shall	ensure	that:
(i) a worker uses a full-body harness and, if appropriate, is attached to 
a lifeline;
(ii) if a lifeline is used, the lifeline is attended by another worker 
who	 is	 adequately	 trained	 in	 the	 rescue	 procedures	 mentioned	 in	
clause 18-7(2) (g); and
(iii) if reasonably practicable, a mechanical lifting device is available 
to	assist	with	a	rescue	and	is	located	at	the	entry	to	the	confined	space	
while	a	worker	is	in	the	confined	space;	or
(b) an employer shall ensure that an alternate method of rescue is developed 
and implemented if the use of a full-body harness or lifeline would create an 
additional hazard.
(6)	 If	any	flammable	or	explosive	dusts,	gases,	vapours	or	liquids	are	or	may	be	
present	in	a	hazardous	confined	space,	an	employer	shall	ensure	that	all	sources	of	
ignition are eliminated or controlled.
(7)	 An	employer	shall	ensure	that:
(a)	 equipment	necessary	to	rescue	workers	is	readily	available	at	the	entrance	
to	 the	 hazardous	 confined	 space	 and	 used	 in	 accordance	 with	 the	 rescue	
procedures developed pursuant to clause 18-7(2) (g);
(b)	 the	 holder	 of	 a	 class	 A	 qualification	in	 first	aid	 is	 available	 to	 provide	
immediate	first	aid;	and
(c) personnel who are trained in the rescue procedures developed pursuant 
to	clause	18-7(2)	(g)	and	who	are	fully	informed	of	the	hazards	in	the	confined	
space are readily available to assist in a rescue procedure.
31 Dec 2020 c S-15.1 Reg 10 s18-9.

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Piping discharging hazardous substances
18‑10(1)	 If	a	worker	may	be	required	or	permitted	to	work	in	a	confined	space	
into which piping may discharge a hazardous substance, an employer shall ensure 
that	the	piping:
(a) has a blank installed that is sized for the proper pressure in the piping 
before	the	piping	enters	the	confined	space;
(b)	 is	equipped	with	2	blocking	valves	and	a	bleed-off	valve	installed	between	
the blocking valves located so that any bleed off does not contaminate the 
confined	space;	or
(c)	 is	equipped	with	an	approved	safety	device.
(2)	 If	piping	is	equipped	with	2	blocking	valves	and	a	bleed-off	valve	pursuant	to	
clause (1) (b) or an approved safety device pursuant to clause (1) (c), an employer 
shall	ensure	that:
(a)	 the	valves	in	the	flow	lines	are	locked	out	in	the	“closed”	position	and	the	
bleed-off	valve	is	locked	out	in	the	“open”	position;
(b) the valves are tagged to indicate that the valves must not be activated 
until the tags have been removed by a worker designated by the employer for 
that purpose; and
(c)	 the	worker	designated	pursuant	to	clause	(b):
(i) monitors the valves to ensure that they are not activated while a 
worker	is	in	the	confined	space;	and
(ii) records on the tag mentioned in clause (b) the date and time of each 
monitoring and signs the tag each time the worker monitors the valves.
31 Dec 2020 c S-15.1 Reg 10 s18-10.
PART 19
Work in Compressed Air
Definitions for Part
19‑1	 In	this	Part:
“air lock” means a chamber designed for the passage of persons or materials 
from one place to a place with a different air pressure;
“compressed air” means air that is mechanically raised to a pressure higher 
than 15 kilopascals above atmospheric pressure;
“medical lock” means a chamber in which persons may be subjected to 
changes in air pressure for medical purposes;
“working chamber” means the part of a project under construction that is 
used for work in compressed air, but does not include an air lock or medical lock.
31 Dec 2020 c S-15.1 Reg 10 s19-1.
Application of Part
19‑2 This Part applies to work performed in compressed air, but does not apply 
to divers or persons working in diving bells.
31 Dec 2020 c S-15.1 Reg 10 s19-2.

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Before work in compressed air begins
19‑3(1) At least 30 days before beginning work in compressed air, an employer 
or	contractor	shall:
(a) give notice in writing to the ministry of the nature and location of the 
work; and
(b)	 provide	 the	 ministry	 with	 copies	 of	 the	 certificates	 of	 a	 professional	
engineer who is competent in construction work carried out in compressed air 
and a physician who is competent in hyperbaric medicine.
(2)	 The	certificates	required	by	subsection	(1)	must:
(a) certify that the design of the compressed air installation and its 
components, including any air lock, medical lock, bulkhead, door and working 
chamber, the air supply system, the control system and the emergency facilities, 
are	suitable	and	adequate	to	provide	a	healthy	and	safe	work	environment;	and
(b) contain a statement of conditions and procedures that are necessary 
to ensure the health and safety of workers employed in the compressed air 
installation.
(3) An employer or contractor shall ensure that any work in a compressed air 
installation is performed in accordance with the conditions and procedures contained 
in	the	certificates	required	by	subsection	(1).
31 Dec 2020 c S-15.1 Reg 10 s19-3.
Workers in working chamber
19‑4(1)	 If	workers	are	employed	in	a	working	chamber,	an	employer	or	contractor	
shall	ensure	that:
(a) emergency procedures, including decompression procedures, have been 
developed	that	are	adequate	to	prevent	worker	ill	health;
(b)	 the	workers	are	fully	trained	in	the	emergency	procedures	required	by	
clause (a);
(c) the workers are regularly monitored by a physician; and
(d) a competent supervisor is appointed and given the authority and resources 
necessary to protect the health and safety of workers in the working chamber.
(2) A worker who is monitored by a physician pursuant to clause (1) (c) shall comply 
with	any	requirement	that	the	physician	considers	necessary	to	prevent	or	treat	ill	
health caused by working in compressed air.
(3)	 An	employer	or	contractor	shall	ensure	that	the	emergency	procedures	required	
by clause (1) (a) are implemented in an emergency.
31 Dec 2020 c S-15.1 Reg 10 s19-4.
Standards for air
19‑5	 An	employer	or	contractor	shall	ensure	that:
(a) the air supplied by a compressor plant for use in a working chamber, 
air	lock	or	medical	lock	meets	the	requirements	of	the	Canadian	Standards	
Association standard CAN3-Z180.1-M85 Compressed Breathing Air and 
Systems;

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(b) the air intake for a compressor plant that supplies air to a working 
chamber, an air lock or a medical lock is located so as to prevent the entry 
of exhaust gases from internal combustion engines, gasoline fumes or other 
contaminants; and
(c) the air supplied to a working chamber, air lock or medical lock is kept, as 
far as is practicable, between 10° and 27° Celsius.
31 Dec 2020 c S-15.1 Reg 10 s19-5.
Maximum air pressure
19‑6 An employer or contractor shall ensure that the air pressure in a working 
chamber does not exceed 350 kilopascals for more than 5 minutes except when it is 
necessary for the safety of workers in an emergency.
31 Dec 2020 c S-15.1 Reg 10 s19-6.
Working periods and rest periods
19‑7(1)	 In	this	section:
“column” means a column in Table 15 of the Appendix;
“rest period” means a period during a worker’s hours of work that immediately 
follows a working period and in which the worker is at normal atmospheric 
pressure, and may include time spent by the worker in an air lock after a 
working period;
“working day” means a period of 24 consecutive hours;
“working period” means a period in which a worker works in compressed air.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	worker	who	works	in	compressed	air	is	not	required	or	permitted	to	
work more than 2 working periods in 1 working day;
(b) the total number of hours in the 2 working periods of a worker’s working 
day does not exceed the number of hours set out in column 2;
(c)	 a	 worker’s	 first	 working	 period	 in	 a	 working	 day	 does	 not	 exceed	 the	
number of hours set out in column 3;
(d)	 after	the	first	working	period	in	a	working	day,	a	worker	receives	a	rest	
period that is not less than the number of hours set out in column 4;
(e) a worker’s second working period in a working day does not exceed the 
number of hours set out in column 5; and
(f) after the second working period in a working day, a worker receives a rest 
period that is not less than the number of hours set out in column 6.
(3)	 An	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted	
to perform manual work, engage in physical exertion or leave the worksite during 
a rest period.
31 Dec 2020 c S-15.1 Reg 10 s19-7.

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PART 20
Diving Operations
Definitions for Part
20‑1	 In	this	Part:
“air” means respirable air;
“atmospheric pressure” means the atmospheric pressure at the surface of 
the water;
“bail‑out system”	means	an	independent	breathing	gas	supply	of	sufficient	
quantity	to	return	a	diver	to	the	surface,	to	a	diving	bell	or	to	an	emergency	
supply in the event of a malfunction of the primary breathing gas supply system;
“bottom time” means the total elapsed time, measured in minutes, from the 
time a descending diver leaves the surface of the water to the time the diver 
begins	final	ascent;
“breathing gas” means air or mixed gas;
“buddy system” means the system described in section 20-16;
“class A hyperbaric chamber” means a hyperbaric chamber that meets 
the	 requirements	 of	 Canadian	 Standards	 Association	 standard	 Z275.1-93	
Hyperbaric Facilities for a class A hyperbaric chamber;
“decompression limit” means the point in the descent of a diver, based 
on the depth and duration of the dive and determined in accordance with 
a	 decompression	 table,	 beyond	 which	 the	 diver	 will	 require	 1	 or	 more	
decompression stops during ascent if the diver descends further;
“decompression schedule” means the procedure derived from a 
decompression table that a diver follows during ascent from a depth in order 
to minimize the risk of decompression sickness;
“decompression sickness” means a condition caused by the formation of 
gas bubbles in the blood or body tissue as a result of the reduction of pressure 
on the body;
“decompression table” means a table mentioned in section 20-3;
“dive site” means the location at the surface of the water at which a diver 
enters the water at the beginning of a dive and to which the diver intends to 
return on ascent;
“diver” means a competent worker or competent self-employed person who 
performs underwater work;
“diver’s tender” means a worker who monitors the dive of a diver and who is 
competent in the diving apparatus being used for a dive, the diving operation in 
progress and the emergency diving procedures and signals to be used between 
diver and diver’s tender;

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“diving supervisor” means a competent person who has complete 
responsibility for a diving operation, including responsibility for the health 
and safety of all diving personnel;
“dressed‑in”	means	fully	equipped	to	dive	and	ready	to	enter	the	water,	with	
all	life	support	and	communications	equipment	tested	and	at	hand,	but	not	
necessarily with the helmet, face plate or face mask in place;
“free swimming diving” means diving while using scuba with the diver 
supervised	but	not	tethered	to	the	surface	by	a	lifeline	or	float;
“hyperbaric chamber”	means	a	pressure	vessel	and	associated	equipment	
that are designed for the purpose of subjecting persons to pressures greater 
than atmospheric pressures;
“lifeline” means a line of manila rope that is 19 millimetres in diameter 
and has a breaking strength of not less than 2454 kilograms, or material 
of	 equivalent	 or	 greater	 strength,	 secured	 at	 the	 surface	 to	 a	 substantial	
anchorage;
“mixed gas” means a respirable breathing mixture, other than air, that 
provides	 adequate	 oxygen	 to	 support	 life	 and	 does	 not	 cause	 excessive	
breathing resistance, impairment of neurological functions or other detrimental 
physiological effects;
“scuba” means a self-contained underwater breathing apparatus, and includes 
self-contained open-circuit compressed air breathing apparatus;
“standby diver”	means	a	diver	who	is:
(a) available at a dive site to give assistance to a submerged diver in 
the event of an emergency;
(b) dressed-in; and
(c)	 trained	and	equipped	to	operate	at	the	depths	and	in	the	circumstances	
in which the submerged diver is operating;
“surface supply diving” means a mode of diving in which a diver is supplied 
from the dive site with a breathing gas by way of an umbilical;
“therapeutic recompression” means treatment of a diver for decompression 
sickness, usually in a hyperbaric chamber, in accordance with section 20-3;
“umbilical” means a life support hose bundle comprising a composite hose 
and	cable,	or	separate	hoses	and	cables,	that:
(a) extends from the surface to a diver or to a submersible chamber 
occupied by a diver; and
(b) supplies breathing gas, power, heat and communication to the diver.
31 Dec 2020 c S-15.1 Reg 10 s20-1.
Competent workers
20‑2	 An	 employer	 shall	 ensure	 that	 only	 competent	 workers	 are	 required	 or	
permitted to perform underwater diving operations.
31 Dec 2020 c S-15.1 Reg 10 s20-2.

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Standards
20‑3 An employer shall ensure that all diving operations, repetitive dives and 
treatments of divers are carried out in strict accordance with decompression 
tables	and	procedures	published	or	approved	by	the	Defence	and	Civil	Institute	of	
Environmental Medicine (Canada) or another approved agency.
31 Dec 2020 c S-15.1 Reg 10 s20-3.
Medical examination
20‑4(1) A diver must have a comprehensive medical examination conducted 
by a physician at least once every 12 months in accordance with the criteria 
set forth in Appendices A and B of Canadian Standards Association standard  
CAN/CSA-Z275.2-92 Occupational Safety Code for Diving Operations.
(2)	 No	 diver	 shall	 dive	 unless	 the	 diver	 has	 been	 certified	 by	 the	 physician	
mentioned in subsection (1) to be free of any medical condition that would make 
unsafe the performance of the type of dive to be carried out.
(3)	 A	diver	shall:
(a)	 provide	 the	 employer	 with	 a	 copy	 of	 the	 certificate	 mentioned	 in	
subsection (2); and
(b)	 place	the	original	certificate	in	the	diver’s	personal	log	kept	pursuant	to	
section 20-15.
(4)	 An	employer	shall:
(a)	 ensure	 that	 no	 diver	 is	 required	 or	 permitted	 to	 dive	 unless	 the	 diver	
provides	the	employer	with	a	copy	of	the	certificate	mentioned	in	subsection	(2)	
that has been obtained within the preceding 12 months;
(b)	 retain	the	copy	of	the	certificate	mentioned	in	clause	(a)	while	the	diver	
is employed by the employer; and
(c) ensure that every diver employed by the employer is competent in the 
use	of	any	diving	apparatus	that	the	diver	will	be	required	to	use	in	a	diving	
operation.
31 Dec 2020 c S-15.1 Reg 10 s20-4.
Diving supervisor
20‑5	 An	employer	shall:
(a) ensure that a diving operation is conducted under the direction of a diving 
supervisor; and
(b) give to the diving supervisor all the information and resources necessary 
to protect the health and safety of every diver under the supervisor’s direction.
31 Dec 2020 c S-15.1 Reg 10 s20-5.
Minimum crew
20‑6	 An	employer	shall	ensure	that	a	sufficient	number	of	workers	are	present	for	
a diving operation to ensure that the operation can be undertaken safely.
31 Dec 2020 c S-15.1 Reg 10 s20-6.

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Standby diver
20‑7(1) An employer shall ensure that a standby diver is present at all times when 
diving operations are in progress.
(2)	 An	employer	shall	not	require	or	permit	a	standby	diver	to	dive	except	in	the	
case of emergency.
31 Dec 2020 c S-15.1 Reg 10 s20-7.
Diver’s tender
20‑8	 An	employer	shall	ensure	that:
(a) a diver’s tender acceptable to the diver is provided for each diver in the 
water during a diving operation; and
(b) the diver’s tender devotes the diver tender’s whole time and undivided 
attention to the work as a diver’s tender.
31 Dec 2020 c S-15.1 Reg 10 s20-8.
Breathing gas
20‑9(1) Subject to subsection (2), if air is used as the breathing gas, an employer 
shall	ensure	that:
(a)	 the	air	is	clean	and	wholesome	and	supplied	in	adequate	quantity;	and
(b)	 a	reserve	supply	of	2.5	times	the	air	required	for	the	operation	is	supplied.
(2) An employer shall ensure that any air or mixed gas used as the breathing gas 
meets	the	approved	standard	for	composition	and	purity	requirements.
(3)	 If	 a	 mixed	 gas	 is	 used	 as	 the	 breathing	 gas,	 an	 employer	 shall	 ensure	 that	
the decompression procedures, schedules and tables used are appropriate for the 
mixed gas.
31 Dec 2020 c S-15.1 Reg 10 s20-9.
Diving equipment
20‑10	 An	employer	shall	ensure	that	all	diving	equipment,	including	breathing	
apparatus, compressor, compressed gas cylinder, gas control valve, pressure gauge, 
reserve supply device, piping, helmet, winch, cable, diving bell or stage and every 
other	accessory	necessary	for	the	safe	conduct	of	the	diving	operation,	is:
(a)	 of	an	approved	design,	sound	construction,	adequate	strength	and	free	
from obvious defect;
(b)	 maintained	in	a	condition	that	will	ensure	the	equipment’s	continuing	
operating	integrity	and	suitability	for	the	equipment’s	use;
(c)	 adequately	protected	against	malfunction	at	low	temperatures	that	may	
be caused by ambient air or water or by the expansion of gas; and
(d) examined, tested, overhauled and repaired in accordance with the 
manufacturer’s recommended procedure.
31 Dec 2020 c S-15.1 Reg 10 s20-10.

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Equipment for diving base
20‑11 While diving is in progress, an employer shall ensure that the diving base 
is	equipped	with	the	following:
(a) if scuba is being used, 1 complete spare set of underwater breathing 
apparatus with fully charged cylinders to be used for emergency purposes only;
(b)	 an	adequate	quantity	of	oxygen	for	therapeutic	purposes;
(c)	 1	shot-line	of	weighted	19	millimetre	manila	of	sufficient	length	to	reach	
the bottom at the maximum depth of water at the dive site;
(d)	 a	 first	 aid	 kit	 that	 is	 appropriate	 for	 the	 number	 of	 workers	 and	 the	
worksite;
(e) 1 complete set of decompression tables;
(f) a suitable heated facility for the use of divers that is located on or as near 
as possible to the dive site;
(g)	 any	 other	 equipment	 that	 may	 be	 necessary	 to	 protect	 the	 health	 and	
safety of a worker.
31 Dec 2020 c S-15.1 Reg 10 s20-11.
Hyperbaric chamber
20‑12 An employer shall ensure that a class A hyperbaric chamber in operable 
condition	is	on	site	if:
(a) a dive is planned that may exceed the decompression limit; or
(b) the depth of a dive is greater than 40 metres.
31 Dec 2020 c S-15.1 Reg 10 s20-12.
Diving plan
20‑13(1) A diving supervisor shall submit a general diving plan in writing to the 
employer before beginning a diving operation.
(2)	 A	diving	supervisor	shall:
(a) plan the dive to ensure the health and safety of the diver;
(b) instruct the surface crew on the procedures necessary to ensure the health 
and safety of the diver;
(c)	 ensure	that	all	necessary	equipment	is	available	and	is	in	good	operating	
condition;
(d)	 ensure	that	the	quantity	of	breathing	gas	supplied	to	a	diver	is	sufficient	
for the dive that is planned;
(e) develop and implement a contingency plan for any emergency situation 
that may endanger the diver;
(f) keep a log showing each diver’s activities on each day and make entries 
respecting each dive on the day on which the dive is performed;
(g) remain in the immediate area of the dive site at all times while a diving 
operation is in progress;

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(h) ensure that each diver enters in the diver’s personal log the information 
required	by	clause	20-15(2)	(a)	for	each	dive	performed	by	the	diver;	and
(i) verify the accuracy of the information recorded in each diver’s personal 
log pursuant to clause 20-15(2) (a) and sign the entry to acknowledge the 
supervisor’s	verification.
(3) Nothing in this section limits the responsibilities of an employer pursuant to 
this Part.
31 Dec 2020 c S-15.1 Reg 10 s20-13.
General responsibilities of diver
20‑14	 A	diver	shall:
(a) proceed in accordance with the general diving plan and the instructions 
of the diving supervisor;
(b)	 inspect	the	diver’s	equipment	immediately	before	each	dive;	and
(c)	 begin	each	dive	by	submerging	and	checking	all	equipment	to	ensure	that	
there	are	no	leaks	and	that	the	equipment	is	functioning	properly.
31 Dec 2020 c S-15.1 Reg 10 s20-14.
Diver’s personal log
20‑15(1) A diver shall keep a personal log and retain the log for a 5-year period 
after the log’s completion.
(2)	 A	diver	shall	record	in	the	personal	log	in	chronological	order:
(a)	 an	entry	for	each	dive	that	the	diver	has	made,	verified	and	signed	by	the	
diving	supervisor,	including	the	following	information:
(i) the type of breathing apparatus used;
(ii) the breathing gas used;
(iii) the time at which the diver left the surface;
(iv) the bottom time;
(v) the maximum depth reached;
(vi) the time at which the diver left the bottom;
(vii) the time at which the diver reached the surface;
(viii) the surface interval, if more than 1 dive is undertaken in a day;
(ix) the decompression table and schedule used;
(x) the date of the dive;
(xi) any observations relevant to the health or safety of the diver arising 
from the dive;
(xii) the name of the employer; and
(b) an entry, signed by the attending physician or diving supervisor, respecting 
any therapeutic recompression or other exposure to a hyperbaric environment.
31 Dec 2020 c S-15.1 Reg 10 s20-15.

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Buddy system
20‑16(1) The buddy system of diving involves the use of 2 divers, each of whom is 
responsible for the other diver’s safety.
(2)	 A	diver	who	is	diving	using	the	buddy	system:
(a) shall maintain constant visual contact with the other buddy diver during 
the dive;
(b) shall know the hand signals being used and acknowledge each signal as 
given;
(c) shall not leave the other buddy diver except in the case of emergency 
requiring	the	assistance	of	1	of	the	buddy	divers;	and
(d) shall abort the dive immediately if the buddy divers become separated 
from each other or the other buddy diver aborts the dive.
31 Dec 2020 c S-15.1 Reg 10 s20-16.
Free swimming diving
20‑17(1) An employer shall ensure that free swimming diving is performed only 
if a dive cannot safely be accomplished in the tethered mode.
(2)	 An	 employer	 shall	 not	 require	 or	 permit	 a	 diver	 to	 perform	 free	 swimming	
diving	unless:
(a) the diver is accompanied by a tethered in-water standby diver or the 
buddy system is used; and
(b)	 the	 employer	 has	 first	 ensured	 that	 conditions	 are	 such	 that	 the	 free	
swimming dive can be undertaken safely.
31 Dec 2020 c S-15.1 Reg 10 s20-17.
Scuba diving
20‑18(1) An employer shall ensure that, during scuba diving operations, a diver 
uses:
(a)	 open-circuit	scuba	equipped	with	a	demand	regulator	and	a	tank	with	
quick-release	harness;
(b) a reserve device or bail-out system;
(c) a lifeline, except if the buddy system is used; and
(d) an exposure suit or protective clothing that is appropriate for the condition 
of work and the temperature of the water.
(2)	 An	employer	shall	ensure	that	no	diver	using	scuba	equipment:
(a) dives to a depth exceeding 40 metres; or
(b) dives without a lifeline under ice or when potentially hazardous conditions 
exist, including water currents, low visibility and adverse weather conditions.
31 Dec 2020 c S-15.1 Reg 10 s20-18.

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Surface‑supply diving
20‑19	 If	 a	 diver	 is	 required	 or	 permitted	 to	 perform	 surface-supply	 diving,	 an	
employer	shall	ensure	that:
(a) the umbilical incorporates a lifeline to prevent stress on the hose;
(b)	 the	 connections	 between	 the	 airline	 and	 the	 equipment	 supplying	 the	
breathing gas to the diver are secured and properly guarded to prevent 
accidental disconnection or damage;
(c)	 the	airline	is	equipped	with	the	following,	in	sequence	from	the	surface	
connection:
(i) a regulating valve that is clearly marked as to which diver’s air supply 
the valve controls;
(ii) a pressure gauge that is accessible and clearly visible to the diver’s 
tender; and
(iii) a non-return valve at the point of attachment of the airline to the 
diving helmet or mask;
(d) the diver carries a bail-out system; and
(e)	 the	diver	is	equipped	with	a	lifeline	and	an	effective	means	of	two-way	
communication between the diver and the diver’s tender.
31 Dec 2020 c S-15.1 Reg 10 s20-19.
PART 21
Chemical and Biological Substances
General duties of employers
21‑1(1)	 An	employer	shall,	at	a	place	of	employment:
(a) monitor the use or presence of, or a worker’s exposure to, any chemical 
substance or any biological substance that may be hazardous or harmful to 
the health or safety of a worker;
(b) if reasonably practicable, substitute a less hazardous or harmful chemical 
substance or biological substance for a hazardous or harmful chemical 
substance or biological substance;
(c) subject to subsection 21-6(1), to the extent that is reasonably practicable, 
reduce any contamination of the place of employment by a chemical substance 
or biological substance; and
(d) develop and implement work procedures and processes that are as safe 
as is reasonably practicable for the handling, use, storage, production and 
disposal of chemical substances and biological substances.
(2) An employer shall take all practicable steps to prevent exposure of a worker, 
to	an	extent	that	is	likely	to	be	harmful	to	the	worker,	to:
(a) a chemical substance or biological substance that may be hazardous; or
(b) a chemical substance or biological substance in combination or association 
with any other substance present that may be hazardous.

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(3)	 An	employer	shall:
(a) inform the workers of the nature and degree of the effects to their health 
or safety of any chemical substance or biological substance to which the workers 
are exposed in the course of their work; and
(b)	 provide	the	workers	with	adequate	training	with	respect	to:	
(i) work procedures and processes developed pursuant to clause (1) (d); 
and
(ii)	 the	 proper	 use	 of	 any	 personal	 protective	 equipment	 required	 by	
these regulations.
(4) An employer shall make available to the committee, the representative or, if 
there	is	no	committee	or	representative,	the	workers:
(a) the results of any measurements of worker exposure to, and contamination 
of a place of employment by, a chemical substance or biological substance; and
(b) any steps taken to reduce the contamination of a place of employment 
by, and eliminate or reduce exposure of the workers to, a chemical substance 
or biological substance.
31 Dec 2020 c S-15.1 Reg 10 s21-1.
List of chemical and biological substances
21‑2(1) An employer shall, in consultation with the committee, the representative 
or,	if	there	is	no	committee	or	representative,	the	workers:
(a)	 develop	and	maintain	a	list	of:
(i) all chemical substances and biological substances that are regularly 
handled, used, stored, produced or disposed of in the course of work 
processes and that may be hazardous to the health and safety of the 
workers at the place of employment; and
(ii) any other chemical substances or biological substances that may be 
present at the place of employment and are of concern to the workers; and
(b) identify on the list all chemical substances and biological substances that 
are hazardous products.
(2)	 An	employer	shall:
(a) amend the list mentioned in subsection (1) whenever a chemical substance 
or biological substance is added to or removed from the place of employment;
(b) submit a copy of each amendment to the committee or the representative; 
and
(c) keep a copy of the list at the place of employment and make the list readily 
available to the workers.
31 Dec 2020 c S-15.1 Reg 10 s21-2.

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Precautions for certain substances
21‑3(1)	 If	 a	 chemical	 substance	 or	 biological	 substance	 listed	 pursuant	 to	
subsection 21-2(1) is not a hazardous product or is a hazardous product that is 
exempted from the application of Part 22, an employer shall take all reasonable 
steps	to:
(a) ascertain and record the hazards that may arise from the handling, use, 
storage, production or disposal of the substance at the place of employment;
(b) ascertain and record the precautions that need to be taken with respect 
to the substance to ensure the health and safety of workers; and
(c) clearly mark the container holding the substance with the name of the 
substance as set out in the list.
(2) An employer, in consultation with the committee, shall develop a program to 
instruct workers about the hazards of the substances to which subsection (1) applies 
and train workers in the precautions to be taken with respect to those substances.
(3) An employer shall implement a program developed pursuant to subsection (2).
31 Dec 2020 c S-15.1 Reg 10 s21-3.
Substances listed in Table 16
21‑4(1) An employer shall send to the director a written notice of any handling, 
use, storage, production, distribution or disposal, or any intended handling, use, 
storage, production, distribution or disposal of any chemical substance or biological 
substance listed in Table 16 of the Appendix.
(2) No employer shall handle, use, store, produce, distribute or dispose of a chemical 
substance	or	biological	substance	listed	in	Table	16	of	the	Appendix	without:
(a) obtaining the written permission of the director; and
(b) complying with any conditions that the director may specify.
31 Dec 2020 c S-15.1 Reg 10 s21-4.
Substances listed in Table 17
21‑5	 If	 workers	 are	 required	 to	 handle,	 use,	 store,	 produce	 or	 dispose	 of	 any	
chemical	substance	listed	in	Table	17	of	the	Appendix,	an	employer	shall:
(a)	 provide	 adequate	 engineering	 controls	 to	 prevent,	 to	 the	 extent	 that	
is reasonably practicable, the release of the substance into the place of 
employment; and
(b)	 take	 other	 measures	 and	 provide	 personal	 protective	 equipment	 that	
meets	the	requirements	of	Part	7	to	prevent,	to	the	extent	that	is	practicable,	
any	significant	risk	to	workers	from	the	substance.
31 Dec 2020 c S-15.1 Reg 10 s21-5.

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Substances listed in Table 18
21‑6(1) Subject to sections 21-5 and 21-7, if a chemical substance or biological 
substance listed in Table 18 of the Appendix is present at a place of employment, 
an	employer	shall:
(a)	 provide	adequate	engineering	controls,	to	the	extent	that	it	is	reasonably	
practicable to do so, to ensure that the contamination limit set out in Table 18 
is not exceeded in any area where a worker is usually present; and
(b) take all practicable steps to ensure that no worker’s personal exposure 
exceeds the contamination limit set out in Table 18.
(2) An employer, in consultation with the committee, shall develop a written 
procedure	that	meets	the	requirements	of	subsection	(3)	if	a	chemical	substance	
or biological substance listed in Table 18 of the Appendix is present at a place of 
employment in an airborne concentration that may be hazardous to a worker, and 
a	worker:
(a)	 is	regularly	required	or	permitted	to	work	more	than	8	hours	in	a	day	
or 40 hours in a week; or
(b) may be exposed to a combination or association of substances listed in 
Table 18 of the Appendix that have similar toxicological effects when acting 
on the same organ or body system.
(3)	 A	written	procedure	required	by	subsection	(2)	must	identify:
(a) the substances to which a worker may be exposed;
(b)	 the	conditions	under	which	a	worker	will	be	required	or	permitted	to	work,	
including	the	frequency,	quantity	and	duration	of	exposure	to	the	substances;	
and
(c) the steps that the employer will take to ensure, to the extent that is 
practicable,	that	no	worker’s	personal	exposure	exceeds	the	equivalent	of	the	
contamination limit set out in Table 18 of the Appendix.
(4) An employer shall implement a procedure developed pursuant to subsection (2).
31 Dec 2020 c S-15.1 Reg 10 s21-6.
Protection of certain workers
21‑7	 If	 a	 chemical	 substance	 or	 biological	 substance	 is	 present	 at	 a	 place	 of	
employment in a form and to an extent that may be harmful to a worker who is 
pregnant, has become sensitized to the substance or is unusually responsive to the 
substance, an employer shall, as soon as is reasonably possible after the worker has 
notified	the	employer	of	the	worker’s	condition:
(a) if reasonably practicable, take steps to minimize the exposure of the 
worker to the substance; or
(b)	 on	the	worker’s	request,	assign	the	worker	to	less	hazardous	alternate	
work if that work is available.
31 Dec 2020 c S-15.1 Reg 10 s21-7.

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Respiratory protective devices
21‑8	 If	 it	 is	 not	 reasonably	 practicable	 to	 reduce	 a	 worker’s	 personal	 exposure	
to a chemical substance or biological substance to the contamination limit set out 
in Table 18 of the Appendix, an employer shall provide an approved respiratory 
protective	device	that	meets	the	requirements	of	Part	7	and	require	the	worker	to	
use it.
31 Dec 2020 c S-15.1 Reg 10 s21-8.
Accumulations, spills and leaks
21‑9	 If	there	is	a	possibility	of	an	accumulation,	spill	or	leak	of	a	chemical	substance	
or biological substance that may be hazardous to the health or safety of a worker 
at	a	place	of	employment,	an	employer:
(a) in consultation with the committee, shall develop written emergency 
procedures to be implemented in the event of an accumulation, spill or leak;
(b) shall make readily available for reference by workers a copy of the 
emergency procedures developed pursuant to clause (a);
(c) shall ensure that each worker is trained in and implements any of the 
emergency	procedures	developed	pursuant	to	clause	(a)	that:
(i)	 require	the	involvement	of	the	worker;	or
(ii) are necessary to protect the health or safety of the worker;
(d)	 shall	ensure	that	competent	persons,	equipment,	supplies	and	personal	
protective	 equipment	 are	 available	 for	 the	 prompt,	 safe	 and	 effective	
containment, neutralizing and decontamination of any accumulation, spill or 
leak; and
(e) shall ensure that the emergency procedures developed pursuant to 
clause (a) are implemented in the event of an accumulation, spill or leak.
31 Dec 2020 c S-15.1 Reg 10 s21-9.
Report of worker’s exposure
21‑10(1)	 If	 an	 accumulation,	 spill	 or	 leak	 of	 a	 chemical	 substance	 or	 biological	
substance listed in Table 16 or 17 of the Appendix occurs and results in the exposure 
of a worker to the chemical substance or biological substance to an extent that 
may affect the health or safety of the worker, an employer, in consultation with 
the committee, shall investigate the incident as soon as is reasonably possible and 
prepare	a	written	report	that	includes:
(a) a description of the incident, including the date and all affected worksites;
(b) the names of the substances released and the characteristics of the 
substances;
(c) for each substance released, the estimated duration and the extent of 
each worker’s exposure;
(d) the name of each worker exposed and the manner in which the substance 
entered the worker’s body;
(e) the causes of the incident; and
(f) any corrective actions taken to prevent occurrence of a similar incident.

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(2) An employer shall provide a copy of a report prepared pursuant to subsection (1) 
to any worker who was exposed to the chemical substance or biological substance 
that was released.
31 Dec 2020 c S-15.1 Reg 10 s21-10.
Emergency showers
21‑11	 If	 there	 may	 be	 a	 risk	 of	 substantial	 contamination	 of	 a	 worker	 or	 of	 a	
worker’s clothing from corrosive or other harmful substances, an employer or 
contractor shall provide and maintain an approved and readily accessible means 
of bathing or showering the worker in lukewarm water.
31 Dec 2020 c S-15.1 Reg 10 s21-11.
Eye flushing equipment
21‑12	 If	there	may	be	a	risk	to	the	eyes	of	a	worker	from	corrosive	or	other	harmful	
substances, an employer or contractor shall provide, at readily accessible locations, 
approved	equipment	to	flush	the	eyes	of	the	worker	with	lukewarm	water	or	another	
appropriate	liquid.
31 Dec 2020 c S-15.1 Reg 10 s21-12.
Flammable, unstable, highly reactive and corrosive substances
21‑13(1)	 If	the	storage	at	a	place	of	employment	of	a	chemical	substance	that	is	
flammable,	oxidizing,	corrosive	or	dangerously	reactive	may	put	at	risk	the	health	
or	safety	of	a	worker,	an	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	substance	is	stored:
(i) in a self-contained enclosure, room or building that is isolated from 
work-related	areas	and	worksites	and	is	adequately	ventilated;	and
(ii) protected from conditions, including excessive temperature, shock or 
vibration, that could reduce the stability or increase the potential hazard 
of the substance;
(b) subject to Part 22, a durable, legible sign setting out the harmful 
characteristics of the substance and the precautions to be taken for storage 
is posted at each entrance to the enclosure, room or building in which the 
substance is stored; and
(c)	 the	container	in	which	the	substance	is	kept:
(i) subject to Part 22, is clearly labelled with the name, harmful 
characteristics and precautions to be taken for the safe storage of the 
substance or substances;
(ii) subject to section 25-7, is designed, constructed and maintained to 
contain the substance securely and to be resistant to the substance and 
any other substances to which the container may be exposed;
(iii) is sealed or covered; and
(iv) is stored in a manner to protect the container from falls or damage.
(2)	 If	2	or	more	chemical	substances,	when	combined,	produce	a	toxic,	corrosive	or	
explosive reaction, an employer, contractor or owner shall ensure that the substances 
are effectively separated and stored to prevent the substances from combining.
31 Dec 2020 c S-15.1 Reg 10 s21-13.

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PART 22
Workplace Hazardous Materials Information System
Definitions for Part
22‑1	 In	this	Part:
“bulk shipment” means a shipment of a hazardous product that is contained 
in any of the following, without intermediate containment or intermediate 
packaging:
(a)	 a	vessel	with	a	water	capacity	equal	to	or	greater	than	450	litres;
(b) a freight container, road vehicle, railway vehicle, or portable tank;
(c) the hold of a ship; or
(d) a pipeline;
“container” includes a bag, barrel, bottle, box, can, cylinder, drum or similar 
package or receptacle, but does not include a storage tank;
“education” means the delivery of general information to workers;
“employer safety data sheet” means a safety data sheet prepared by an 
employer	that	contains	the	information	required	by	Part	4	of	the	Hazardous 
Products Regulations;
“fugitive emission”	means	 a	 gas,	 liquid,	 solid,	 vapour,	 fume,	 mist,	 fog	 or	
dust	that	escapes	from:
(a)	 process	equipment;
(b)	 emission	control	equipment;	or
(c) a product that workers may be exposed to;
“hazard class” means a hazard class mentioned in Schedule 2 of the 
Hazardous Products Act;
“hazard information” means information on the proper and safe use, storage, 
handling and disposal of a hazardous product, and includes information relating 
to the product’s health and physical hazards;
“hazard statement” means a phrase assigned to a category or subcategory 
of a hazard class or, in the case of column 5 of Parts 4 to 6 of Schedule 5 of the 
Hazardous Products Regulations,	 the	required	statement	that	describes	the	
nature of the hazard presented by a hazardous product;
“Hazardous Materials Information Review Act” means the Hazardous 
Materials Information Review Act (Canada);
“Hazardous Materials Information Review Regulations ” means the 
Hazardous Materials Information Review Regulations (Canada), SOR/88-456;
“Hazardous Products Act” means the Hazardous Products Act (Canada);
“Hazardous Products Regulations”  means the Hazardous Products 
Regulations (Canada), SOR/2015-17;

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“hazardous waste”	means	a	hazardous	product	that	is:
(a) intended for disposal; or
(b)	 acquired	or	generated	for	recycling	or	recovery;
“health professionals”	means:
(a) physicians who are licensed to practise medicine pursuant to the 
laws of Saskatchewan and who are practising medicine pursuant to the 
laws of Saskatchewan; and
(b) nurses who are registered or licensed pursuant to the laws of 
Saskatchewan;
“initial supplier identifier” means, with respect to a hazardous product, 
the	name,	address	and	telephone	number	of:
(a) the manufacturer; or
(b) the importer of the hazardous product who operates in Canada;
“laboratory sample” means a sample of a hazardous product that is packaged 
in a container that contains less than 10 kilograms of the hazardous product 
and that is intended solely to be tested in a laboratory, but does not include a 
sample	that	is	to	be	used:
(a) by the laboratory for testing other products, mixtures, materials or 
substances; or
(b) for educational or demonstration purposes;
“manufactured article”	means	any	article	that	is	formed	to	a	specific	shape	
or design during manufacturing, the intended use of which when in that form 
is dependent in whole or in part on its shape or design, and that under normal 
conditions of use, will not release or otherwise cause a person to be exposed 
to a hazardous product;
“process equipment”	means	the	equipment	used	in	the	process	of	creating	
a hazardous product;
“product identifier” means, with respect to a hazardous product, the brand 
name, chemical name, common name, generic name or trade name;
“readily available” means present in an appropriate place, accessible to a 
worker	at	all	times,	and	in	the	form	of:
(a) a physical copy; or
(b) an electronic copy;
“research and development”	means	a	scientific	analysis	or	experiment	to	
find	information	that	is	other	than	or	in	addition	to	that	supplied	in	a	Disclosure	
of Source of Toxicological Data;
“signal word”	means,	with	respect	to	a	hazardous	product,	the	word	“danger”	
or	 “warning”	 that	 is	 used	 to	 alert	 the	 reader	 to	 a	 potential	 hazard	 and	 to	
indicate its severity;

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“significant new data” means new data regarding the hazard presented by 
a	hazardous	product	that:
(a)	 changes	the	product’s	classification	in	a	category	or	subcategory	of	
a hazard class;
(b) changes the product’s hazard class; or
(c) changes the ways to protect against the hazard presented by the 
hazardous product;
“supplier”	means	a	supplier	as	defined	in	the	Hazardous Products Act;
“supplier label” means a label provided by a supplier that contains the 
information	elements	required	by	Part	3	of	the	Hazardous Products Regulations;
“supplier safety data sheet” means a safety data sheet provided by a supplier 
that	contains	the	information	required	by	Part	4	of	the	Hazardous Products 
Regulations;
“training”	means	 the	 delivery	 of	 worksite	 and	 job-specific	 information	 to	
workers;
“workplace label”	means	a	legible	label	that	discloses:
(a)	 a	product	identifier	that	is	identical	to	that	found	on	the	safety	data	
sheet of the corresponding hazardous product;
(b) all necessary information for the safe handling of the hazardous 
product, including signal words and hazard statements; and
(c) whether a safety data sheet is readily available.
31 Dec 2020 c S-15.1 Reg 10 s22-1.
Certain products exempted
22‑2(1) Subject to subsections (2) to (6), these regulations apply to employers and 
workers with respect to hazardous products used, stored and handled at a workplace.
(2)	 A	 supplier	 label	 and	 a	 supplier	 safety	 data	 sheet	 are	 not	 required	 for	 the	
following	hazardous	products:
(a)	 an	explosive	as	defined	in	section	2	of	the	Explosives Act (Canada);
(b)	 a	cosmetic,	device,	drug	or	food,	as	defined	in	section	2	of	the	Food and 
Drugs Act (Canada);
(c)	 a	pest	control	product	as	defined	in	subsection	2(1)	of	the	Pest Control 
Products Act (Canada);
(d)	 a	 nuclear	 substance	 as	 defined	in	 section	 2	 of	 the	Nuclear Safety and 
Control Act (Canada) that is radioactive;
(e)	 a	 consumer	 product	 as	 defined	 in	 section	 2	 of	 the	 Canada Consumer 
Product Safety Act.

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(3)	 These	regulations	do	not	apply	to	a	hazardous	product	that	is:
(a) wood or a product made of wood;
(b) tobacco or a product made of tobacco;
(c) a manufactured article; or
(d) being transported or handled pursuant to The Dangerous Goods 
Transportation Act and the Transportation of Dangerous Goods Act (Canada).
(4) Subject to subsection (5), these regulations do not apply to hazardous waste.
(5) An employer shall ensure the safe storage and handling of hazardous waste 
through	a	combination	of	identification	of	the	hazardous	waste	and	worker	education	
and training.
(6) The worker education and training mentioned in subsection (5) must include 
all hazard information that the employer is, or ought reasonably to be, aware of 
concerning the hazardous waste.
31 Dec 2020 c S-15.1 Reg 10 s22-2.
Restriction on use of hazardous products
22‑3(1) Subject to subsection (2), an employer shall ensure that a hazardous product 
is not used, stored or handled in a place of employment unless all the applicable 
requirements	 in	 these	 regulations	 with	 respect	 to	 labels,	 identifiers,	safety	 data	
sheets and worker education and training are complied with.
(2) An employer may store a hazardous product in a place of employment while 
actively	seeking	information	required	pursuant	to	these	regulations.
31 Dec 2020 c S-15.1 Reg 10 s22-3.
Worker education and training
22‑4(1) An employer shall ensure that a worker who works with a hazardous 
product or may be exposed to a hazardous product in the course of the worker’s 
work	activities	is	informed	about:
(a) all hazard information received by the employer from a supplier concerning 
that hazardous product; and
(b) any further hazard information that the employer is, or ought reasonably 
to be, aware of concerning the use, storage, handling and disposal of that 
hazardous product.
(2)	 If	a	hazardous	product	is	produced	in	a	place	of	employment,	an	employer	shall	
ensure that a worker who works with a hazardous product or may be exposed to a 
hazardous product in the course of the worker’s work activities is informed about 
all hazard information that the employer is, or ought reasonably to be, aware of 
concerning the use, storage, handling and disposal of that hazardous product.

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(3) An employer shall ensure that a worker who works with a hazardous product or 
may be exposed to a hazardous product in the course of the worker’s work activities 
is	educated	and	trained	respecting:
(a)	 the	content	that	is	required	to	appear	on	a	supplier	label	and	workplace	
label	 for	 the	 hazardous	 product	 and	 the	 purpose	 and	 significance	 of	 the	
information contained on those labels;
(b)	 the	content	that	is	required	to	appear	on	a	safety	data	sheet	for	a	hazardous	
product	and	the	purpose	and	significance	of	the	information	contained	on	the	
safety data sheet;
(c) all necessary procedures for the safe use, storage, handling and disposal 
of the hazardous product;
(d) all necessary procedures to be followed if fugitive emissions are present 
where workers may be exposed to those fugitive emissions; and
(e) all necessary procedures to be followed in case of an emergency involving 
a hazardous product.
(4)	 An	 employer	 shall	 ensure	 that	 the	 education	 and	 training	 required	 by	
subsection	(3)	is	developed	and	implemented:
(a) for that employer’s place of employment; and
(b) in consultation with the committee, if there is an occupational 
health committee.
(5)	 An	employer	shall	ensure	that:
(a)	 the	education	and	training	required	by	subsection	(3)	results	in	a	worker	
being able to apply the information as needed to protect the health and safety 
of that worker or any other worker;
(b) the necessary procedures mentioned in clauses (3) (c) to (e) are 
implemented; and
(c) the knowledge of the workers is periodically evaluated using written tests, 
practical demonstrations or other suitable means.
(6)	 An	 employer	 shall	 review	 at	 least	 annually,	 or	 more	 frequently	 if	 required	
by a change in work conditions or available hazard information, the education 
and training programs provided to workers on the safe use, storage, handling and 
disposal	of	hazardous	products,	in	consultation	with:
(a) the committee;
(b) the occupational health and safety representative; or
(c) if there is no committee or occupational health and safety representative, 
a worker representative.
31 Dec 2020 c S-15.1 Reg 10 s22-4.

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Supplier label
22‑5(1)	 Subject	 to	 any	 exemption	 from	 labelling	 requirements	 in	 Part	 5	 of	 the	
Hazardous Products Regulations, an employer shall ensure that the hazardous 
product or the container in which the hazardous product is packaged that is received 
at	a	workplace	has	a	supplier	label	affixed	to	it,	printed	on	it	or	attached	to	it	in	a	
manner	that	complies	with	the	requirements	in	Part	3	of	the	Hazardous Products 
Regulations.
(2) Subject to section 3-50 of the Act and any applicable exemptions from labelling 
requirements	 in	 Part	 5	 of	 the	 Hazardous Products Regulations, if any amount 
of a hazardous product remains in a workplace in the container in which it was 
received from the supplier, an employer shall not remove, deface, modify or alter 
the supplier label.
(3) An employer shall update the supplier labels or the information on a hazardous 
product	as	soon	as	significant	new	data	is	provided	to	the	employer	from	the	supplier.
(4)	 If	 the	 label	applied	 to	a	 hazardous	 product	or	 the	container	of	 a	hazardous	
product becomes illegible or is accidentally removed from the hazardous product 
or the container, the employer shall replace the label with either a supplier label 
or a workplace label.
(5) Notwithstanding subsections (2) and (4), a supplier label of a hazardous product 
may be removed under the normal conditions of use of the hazardous product in a 
container that has a capacity of 3 millilitres or less, if the label interferes with the 
normal use of the product.
(6)	 The	 employer	 shall	 affix	 a	 workplace	 label	 that	 meets	 the	 requirement	 in	
section 22-6 if the employer imports and receives a hazardous product pursuant to 
Part 5 of the Hazardous Products Regulations	that:
(a) is only for use in the employer’s place of employment; and
(b) is without a label.
(7) An employer who has received an unpackaged hazardous product or a hazardous 
product	transported	as	a	bulk	shipment	to	which	a	supplier	label	has	not	been	affixed	
or attached pursuant to the exemption in subsection 5.5(2) of the Hazardous Products 
Regulations	shall	affix	a	label	having	the	information	required	of	a	supplier	label	to	
the container of the hazardous product or to the hazardous product in the workplace.
31 Dec 2020 c S-15.1 Reg 10 s22-5.
Workplace label for employer – produced products
22‑6(1) Subject to subsections (2) and (3), if a hazardous product is produced at a 
place of employment, the employer shall ensure that a workplace label is applied 
to the hazardous product or the container of the hazardous product.
(2) An employer shall update the workplace labels or the information on a 
hazardous	product	as	soon	as	significant	new	data	is	made	available	to	the	employer.

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(3)	 Subsection	(1)	does	not	apply	to:
(a) the production of fugitive emissions;
(b)	 a	hazardous	product	that	is	in	a	container:
(i) intended to contain the hazardous product for sale or disposition; and
(ii) that is or is about to be appropriately labelled for sale or disposition 
within the normal course of business and without undue delay.
31 Dec 2020 c S-15.1 Reg 10 s22-6.
Workplace label for decanted products
22‑7(1) Subject to subsection (2), if a hazardous product at a place of employment is 
in a container other than the container in which the hazardous product was received 
from a supplier, an employer shall ensure that a workplace label is applied to the 
container into which the hazardous product is placed.
(2)	 Subsection	(1)	does	not	apply	to	a	portable	container	that	is	filled	directly	from	
a	container	that	has	a	supplier	label	or	workplace	label	applied	to	it	if:
(a)	 all	 of	 the	 hazardous	 product	 in	 the	 portable	 container	 is	 required	 for	
immediate use; or
(b)	 all	of	the	following	conditions	are	met:
(i)	 the	hazardous	product	is:
(A) under the control of, and used exclusively by, the worker who 
filled	the	portable	container;	and
(B) used only during the shift in which the portable container was 
filled;
(ii)	 the	contents	of	the	container	are	clearly	identified.
31 Dec 2020 c S-15.1 Reg 10 s22-7.
Identification of hazardous products in piping systems and vessels
22‑8 Notwithstanding sections 22-5 to 22-7, an employer shall ensure the safe use, 
storage, handling and disposal of a hazardous product in a place of employment 
through worker education and training and the use of colour coding, labels, 
placards	or	any	other	mode	of	identification	if	the	hazardous	product	is	contained	
or	transferred	in	or	on:
(a) a pipe;
(b) a piping system, including valves;
(c) a process vessel;
(d) a reaction vessel; or
(e) a tank car, tank truck, ore car, conveyor belt or similar conveyance.
31 Dec 2020 c S-15.1 Reg 10 s22-8.

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Placard identifiers
22‑9(1) Notwithstanding sections 22-5 to 22-7, an employer shall post a placard 
in	accordance	with	subsection	(2)	if	a	hazardous	product:
(a) is not in a container;
(b) is in a container or form intended for export; or
(c) is in a container that is intended to contain the hazardous product for 
sale or disposition, and the container is not yet labelled but is to be labelled 
pursuant to section 22-6.
(2)	 A	placard	required	by	subsection	(1):
(a)	 must	disclose	the	information	that	is	required	to	appear	on	a	workplace	
label; and
(b) must be of an appropriate size and must be placed in an appropriate 
location to make the information on it conspicuous and clearly legible to 
workers.
(3) An employer who complies with subsections (1) and (2) is deemed to have 
complied with sections 22-5 to 22-7.
31 Dec 2020 c S-15.1 Reg 10 s22-9.
Laboratory and sample labels
22‑10(1)	 If	a	sample	of	a	product	described	in	subsection	(2)	is	a	hazardous	product	
or a product that a supplier or an employer has reason to believe may be a hazardous 
product,	a	label	provided	by	the	supplier	and	affixed	to	the	container	received	at	the	
place of employment is deemed to be a supplier label for the purposes of section 22-5 
if	it	meets	the	requirements	in	subsection	(4).
(2)	 Subject	to	subsection	(3),	subsection	(1)	applies	to	a	product	that:
(a) is contained in a container that contains less than 10 kilograms of the 
product;
(b) is intended by the supplier or the employer solely for analysis, testing or 
evaluation in a laboratory; and
(c) is a product with respect to which the supplier is exempt from the 
requirement	to	provide	a	safety	data	sheet	pursuant	to	Part	5	of	the	Hazardous 
Products Regulations.
(3)	 Subsections	(1)	and	(2)	do	not	apply	to	a	sample	that	is	to	be	used:
(a) by the laboratory for testing other products, mixtures, materials or 
substances; or
(b) for educational or demonstration purposes.

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(4)	 If	 a	 laboratory	 sample	 of	 a	 hazardous	 product	 is	 the	 subject	 of	 a	 labelling	
exemption pursuant to subsection 5(5) or (6) of the Hazardous Products Regulations, 
a	label	provided	by	the	supplier	and	affixed	to,	printed	on	or	attached	to	the	container	
complies	with	the	requirements	in	section	22-5	with	respect	to	a	supplier	label	if	it	
discloses	the	following	information	in	place	of	the	information	required	pursuant	
to paragraph 3(1) (c) or (d) of the Hazardous Products Regulations:
(a)	 the	product	identifier;
(b) the chemical or generic chemical name of any material or substance in 
the	hazardous	product	that	is:
(i)	 individually	classified	pursuant	to	the	Hazardous Products Act and 
the Hazardous Products Regulations, in any category or subcategory of 
a hazard class; and
(ii)	 present	at	a	concentration	that	results	in	the	mixture	being	classified	
in a category or subcategory of any hazard class, if known by the supplier;
(c)	 the	initial	supplier	identifier;	and
(d)	 the	statement,	“Hazardous	Laboratory	Sample.	For	hazard	information	or	
in an emergency, call / Échantillon pour laboratoire de produit dangereux. Pour 
obtenir	des	renseignements	sur	les	dangers	ou	en	cas	d’urgence,	composez”,	
followed by an emergency phone number that will enable the caller to obtain the 
information	that	is	required	to	appear	on	the	safety	data	sheet	of	a	hazardous	
product.
(5)	 An	employer	is	exempt	from	the	requirements	in	section	22-7	if	the	hazardous	
product	at	a	place	of	employment:
(a)	 is	either:
(i) in a container other than the container in which it was received from 
a supplier; or
(ii) produced in the workplace;
(b) is a laboratory sample; or
(c) is intended by the employer solely for use, analysis, testing or evaluation 
in	a	laboratory	and	is	clearly	identified	through	a	combination	of:
(i)	 any	modes	of	identification	visible	to	workers	at	the	workplace;	and
(ii)	 worker	education	and	training	required	pursuant	to	these	regulations.
(6)	 If	a	hazardous	product	is	produced	in	a	laboratory,	the	employer	is	exempt	from	
the	requirements	in	sections	22-6	and	22-7	if	the	hazardous	product:
(a) is intended by the employer solely for use, analysis, testing or evaluation 
for research and development;
(b) is not removed from the laboratory; and
(c)	 is	clearly	identified	through	a	combination	of:
(i)	 any	modes	of	identification	visible	to	workers	at	the	workplace;	and
(ii)	 worker	education	and	training	required	pursuant	to	these	regulations.

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(7) For the purposes of subclauses (5) (c) (ii) and (6) (c) (ii), the employer shall ensure 
that	the	mode	of	identification	and	worker	education	and	training	used	enables	the	
workers	to	readily	identify	and	obtain:
(a)	 the	information	required	on	a	safety	data	sheet;	or
(b) a label or document disclosing the information mentioned in subsection (4) 
with respect to the hazardous product or the laboratory sample.
31 Dec 2020 c S-15.1 Reg 10 s22-10.
Supplier safety data sheets
22‑11(1)	 Subject	to	subsection	(5),	an	employer	who	acquires	a	hazardous	product	
for use, storage or handling at a workplace shall obtain a supplier safety data sheet, 
if one has been produced with respect to that hazardous product.
(2)	 If	a	hazardous	product	that	is	used	in	a	workplace	is	3	years	old,	the	employer	
shall, if possible, obtain from the supplier an up-to-date supplier safety data sheet 
with respect to the hazardous product at that time.
(3)	 If	 an	 employer	 is	 unable	 to	 obtain	 an	 up-to-date	 supplier	 safety	 data	 sheet	
pursuant to subsection (2), the employer shall add to the existing supplier safety data 
sheet	any	significant	new	data	of	which	the	employer	is	aware	or	ought	to	be	aware.
(4) An employer may provide a safety data sheet that is in a different format from 
that	provided	by	the	supplier	or	that	contains	additional	hazard	information	if:
(a) subject to section 22-14, the safety data sheet provided by the employer 
contains no less information than the supplier safety data sheet or any lesser 
information that is acceptable to the committee, the occupational health and 
safety representative or, if there is no committee or occupational health and 
safety representative, a worker representative; and
(b) the supplier safety data sheet is available at the place of employment and 
the employer’s safety data sheet indicates that the supplier safety data sheet 
is available at the place of employment.
(5)	 Notwithstanding	subsection	(1),	an	employer	is	exempt	from	the	requirement	
to	obtain	a	supplier	safety	data	sheet	for	a	hazardous	product	if:
(a)	 the	employer	is	exempt	from	the	requirement	to	provide	a	safety	data	
sheet pursuant to Part 5 of the Hazardous Products Regulations; or
(b) the up-to-date safety data sheet no longer applies to the original product.
31 Dec 2020 c S-15.1 Reg 10 s22-11.
Employer safety data sheets
22‑12(1) For the purposes of this section, “produces” does not include the 
production of a fugitive emission or of intermediate products undergoing reaction 
within a reaction vessel or process vessel.
(2) Subject to section 22-14 and Part 5 of the Hazardous Products Regulations, if 
the employer produces a hazardous product in a place of employment, the employer 
shall prepare a safety data sheet for the hazardous product.

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(3) An employer shall update the safety data sheet mentioned in subsection (2) as 
soon	as	possible	if	significant	new	data	becomes	available	to	the	employer,	but	not	
later	than	90	days	after	the	significant	new	data	becomes	available.
(4) Subject to section 11 of the Hazardous Materials Information Review Act, on a 
request	pursuant	to	subsection	(5),	an	employer	who	produces	a	hazardous	product	
in	a	workplace	shall	disclose	to	the	person	making	the	request	the	source	of	any	
toxicological data used in preparing a safety data sheet.
(5) An employer shall make the disclosure mentioned in subsection (4) on the 
request	of	an	inspector,	a	concerned	worker,	the	committee,	an	occupational	health	
and safety representative or, if there is no committee or occupational health and 
safety representative, a worker representative.
31 Dec 2020 c S-15.1 Reg 10 s22-12.
Availability of safety data sheets
22‑13(1)	 An	 employer	 shall	 ensure	 that	 a	 copy	 of	 a	 safety	 data	 sheet	 required	
pursuant to sections 22-11 and 22-12 is made readily available to any of the following 
who are consulted on the matter of how best to achieve safety data accessibility in 
the	workplace:
(a) workers who may be exposed to the hazardous product;
(b) the committee, if any;
(c) an occupational health and safety representative, if any;
(d) a worker representative.
(2)	 If	a	hazardous	product	is	received	or	produced	at	a	laboratory	and	the	employer	
has produced a safety data sheet, the employer shall ensure that the safety data 
sheet is readily available to any worker in the laboratory.
31 Dec 2020 c S-15.1 Reg 10 s22-13.
Omissions from safety data sheet
22‑14	 Pending	the	final	determination	of	an	employer’s	claim	for	an	exemption	
pursuant to section 3-50 of the Act, the employer may, subject to any terms and 
conditions	 pursuant	 to	 that	 section,	 omit	 from	 a	 safety	 data	 sheet	 required	 by	
sections 22-11 and 22-12 the information that is the subject of the claim, but shall 
not omit any hazard information.
31 Dec 2020 c S-15.1 Reg 10 s22-14.
Disclosure re claim for exemption, exemption granted
22‑15(1)	 In	 this	 section,	 “proceedings”	 means	 proceedings	 as	 defined	 in	
subsection 19(3) of the Hazardous Materials Information Review Act.
(2)	 An	 employer	 who	 claims	 an	 exemption	 from	 a	 requirement	 to	 disclose	
information pursuant to section 3-50 of the Act shall disclose the following on the 
required	safety	data	sheet	or	label:
(a)	 a	statement	that	a	claim	for	exemption	was	filed	with	Health	Canada;
(b)	 the	date	on	which	the	claim	for	exemption	was	filed	with	Health	Canada;
(c) the registry number assigned to the claim pursuant to section 10 of the 
Hazardous Materials Information Review Regulations.

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(3)	 Subsection	(2)	continues	to	apply	until:
(a)	 in	 the	 case	 that	 an	 order	 is	 issued	 by	 a	 screening	 officer	 pursuant	 to	
subsection 16(1) or 17(1) of the Hazardous Materials Information Review Act, 
the	end	of	the	period	that	begins	on	the	final	disposition	of	the	proceedings	
respecting	the	claim	for	exemption	and	ends	at	the	time	specified	in	the	order;	or
(b) in any other case, the end of the period not exceeding 30 days after the 
final	disposition	of	the	proceedings	respecting	the	claim	for	exemption.
(4) An employer who receives notice of a decision pursuant to section 15 of the 
Hazardous Materials Information Review Act that the employer’s claim is valid 
shall, before the end of the period mentioned in clause (3) (a) or (b) and throughout 
the period ending on the last day of the exemption period stated in the decision, 
disclose	on	the	required	safety	data	sheet	or	label:
(a) a statement that an exemption has been granted;
(b) the date of the decision granting the exemption; and
(c) the registry number assigned to the claim pursuant to section 10 of the 
Hazardous Materials Information Review Regulations.
(5)	 If	an	employer	who	is	granted	an	exemption	pursuant	to	this	section	prepares	
a safety data sheet for a hazardous product, the safety data sheet complies with the 
requirements	in	subsection	22-12(2)	if:
(a) it discloses the following information in place of the information elements 
listed	in	items	3(1)	(a),(c)	and	(d)	or	3(2)	(a)	and	(c)	of	Schedule	I	of	the	Hazardous 
Products Regulations:
(i) in the case of a hazardous product that is a material or substance, 
the generic chemical name of the material or substance;
(ii) in the case of a hazardous product that is a mixture, the generic 
chemical	name	of	each	material	or	substance	in	that	mixture	that	is:
(A)	 individually	 classified	 pursuant	 to	 the Hazardous Products 
Act and the Hazardous Products Regulations, in any category or 
subcategory of a hazard class; and
(B) present at a concentration that results in the mixture being 
classified	in	a	category	or	subcategory	of	any	hazard	class,	if	known	
by the supplier;
(b) it does not disclose the information element listed in item 3(2) (d) of 
Schedule	I	of	the	Hazardous Products Regulations; or
(c)	 it	 discloses	 in	 the	 place	 of	 the	 product	 identifier	 a	 code	 name	 or	 code	
number for the product.
31 Dec 2020 c S-15.1 Reg 10 s22-15.

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PART 23
Asbestos
Definitions for Part
23‑1	 In	this	Part:
“asbestos”	 means	 the	 fibrous	 form	 of	 crocidolite,	 amosite,	 chrysotile,	
anthophyllite, actinolite, tremolite or a mixture containing any of those 
minerals;
“asbestos dust”	means	dust	that	consists	of	or	contains	asbestos	fibres	that	
are likely to become airborne;
“asbestos‑containing material”	means:
(a) vermiculite determined to contain any asbestos when tested according 
to an approved method; or
(b) any material, other than vermiculite, that when tested according to 
an	approved	method	is	determined	to	contain:
(i) a proportion of asbestos greater than 0.5%, if the material is 
friable; or
(ii) a proportion of asbestos greater than 1.0%, if the material is 
non-friable;
“asbestos process” means any activity that may release asbestos dust, and 
includes:
(a) the sawing, cutting or sanding of asbestos-containing materials;
(b) the repair, maintenance, replacement or removal of asbestos surfaces;
(c) the cleaning or disposal of asbestos materials;
(d) the mixing or application of asbestos shorts, cements, grouts, putties 
or similar compounds;
(e) the storing or conveyance of materials containing asbestos; and
(f) the demolition of structures containing asbestos;
“asbestos surface” means the surface of an object that contains asbestos;
“friable” means material that, when dry, is or can be crumbled, pulverized 
or powdered by hand pressure.
31 Dec 2020 c S-15.1 Reg 10 s23-1.
Application of Part
23‑2 This Part applies to any place of employment or worksite where asbestos dust 
is likely to be released into the atmosphere and workers may be present.
31 Dec 2020 c S-15.1 Reg 10 s23-2.
Prohibition re crocidolite
23‑3 No employer, contractor, owner, worker or self-employed person shall install 
crocidolite or any mixture containing crocidolite.
31 Dec 2020 c S-15.1 Reg 10 s23-3.

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Prohibition re spraying
23‑4 No employer, contractor, owner, worker or self-employed person shall spray 
asbestos-containing materials.
31 Dec 2020 c S-15.1 Reg 10 s23-4.
Identification of asbestos‑containing materials
23‑5(1) Subject to subsection (3), an employer, contractor or owner shall identify 
and keep a written record of the following materials that the employer, contractor 
or owner knows or may reasonably be expected to know are present in a place of 
employment	and	with	which	workers	may	come	into	contact:
(a) asbestos-containing material;
(b) subject to subsection (2), any material likely to contain asbestos.
(2) Any material likely to contain asbestos is deemed to be asbestos-containing 
material for the purposes of this Part until the material is determined to be 
asbestos-free.
(3) An employer, contractor or owner shall immediately identify the presence in 
a place of employment of all material that is likely to contain asbestos, is damaged 
or in poor repair and is likely to release asbestos dust into the atmosphere at the 
place of employment.
(4)	 An	 employer,	 contractor	 or	 owner	 shall	 ensure	 that	 the	 identification	 and	
assessment of asbestos-containing materials pursuant to subsection (1) or the 
determination of asbestos-free materials pursuant to subsection (2) is performed 
only by a competent person.
(5) An employer, contractor or owner shall ensure that the written record mentioned 
in subsection (1) includes the following information for each asbestos-containing 
material	or	each	type	of	asbestos-containing	material:
(a) its location;
(b) its characteristics;
(c) its accessibility.
(6) An employer, contractor or owner shall ensure that the written record mentioned 
in subsection (1) is updated each time asbestos-containing material is added to or 
removed from the place of employment.
(7) An employer, contractor or owner shall make a copy of the written record 
mentioned	in	subsections	(1),	(3),	(5)	and	(6)	readily	available	for	reference	by:
(a) the committee;
(b) the representative; and
(c) the workers.
31 Dec 2020 c S-15.1 Reg 10 s23-5.

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Labelling, placarding, etc.
23‑6(1)	 If	workers	have	access	to	asbestos-containing	materials	identified	pursuant	
to	subsection	23-5(1),	an	employer,	contractor	or	owner	shall	ensure	that:
(a) the asbestos-containing materials are clearly and conspicuously labelled 
as asbestos;
(b) the presence and location of the asbestos-containing materials are clearly 
indicated on a placard that is posted in a conspicuous location as close as 
possible to the asbestos-containing materials; or
(c) the presence and location of the asbestos-containing materials are clearly 
indicated on a map or plan that is readily available to the workers.
(2) An employer, contractor or owner shall ensure that a label, placard, map or 
plan	required	by	subsection	(1)	contains	a	warning	of	the	danger	to	health	from	
taking	asbestos	fibres	into	the	body.
(3) An employer, contractor or owner shall provide to all employers, contractors 
and self-employed persons at the place of employment who may be at risk from 
any asbestos process all relevant information from the record kept pursuant to 
subsection 23-5(1) and any material mentioned in subsection 23-5(2) that is likely 
to be disturbed and may release asbestos dust.
31 Dec 2020 c S-15.1 Reg 10 s23-6.
Inspection
23‑7(1) An employer, contractor or owner shall ensure that all friable 
asbestos-containing material and all sprayed-on asbestos surfaces are regularly 
inspected by the employer, contractor or owner and are inspected at least annually 
by	a	competent	person	to	confirm	that	the	material	is	not	releasing,	and	is	not	likely	
to release, asbestos dust into the atmosphere.
(2) An employer, contractor or owner shall keep a written record of the annual 
inspection mentioned in subsection (1) and make a copy of the record available for 
reference by the workers.
31 Dec 2020 c S-15.1 Reg 10 s23-7.
Asbestos processes
23‑8(1)	 An	employer	or	contractor	shall:
(a) ensure that every asbestos process is carried out in a manner that prevents, 
to the extent that is practicable, the release into the air of asbestos dust;
(b) in consultation with the committee, develop an asbestos control plan that 
protects the health and safety of all workers in the event of the dispersal of 
asbestos dust into the atmosphere at a place of employment or worksite; and
(c) implement the asbestos control plan developed pursuant to clause (b).

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(2)	 A	plan	developed	pursuant	to	subsection	(1)	must	be	in	writing	and	must	include:
(a) the emergency procedures to be used in case of an uncontrolled release 
of	asbestos,	including:
(i) the means to protect exposed workers;
(ii)	 the	methods	to	confine	and	control	the	release	of	asbestos;	and
(iii) the decontamination procedures to be used;
(b) the asbestos processes that workers may undertake;
(c) the training of workers in any asbestos process the workers may be 
required	or	permitted	to	undertake;
(d) the methods to control the release of asbestos dust;
(e)	 the	personal	protective	equipment	that	workers	may	be	required	to	use;
(f)	 the	decontamination	procedures	for:
(i) the worksite; and
(ii) the workers who undertake any asbestos process; and
(g) the inspection and maintenance schedule for all asbestos-containing 
materials.
(3) An employer or contractor shall make a copy of the plan developed pursuant 
to subsection (1) readily available for reference by workers.
(4)	 If	an	asbestos	process	is	undertaken,	an	employer,	contractor	or	owner	shall	
ensure	that:
(a) the area is effectively isolated or otherwise enclosed to prevent the escape 
of asbestos dust to any other part of the place of employment;
(b) a warning notice is conspicuously displayed indicating that asbestos work 
is in progress;
(c) all asbestos-containing materials removed are placed in appropriate 
receptacles that are impervious to asbestos and that are clearly labelled 
“Asbestos”;	and
(d) the receptacles mentioned in clause (c) are handled and transported in a 
manner that will protect them from physical damage.
31 Dec 2020 c S-15.1 Reg 10 s23-8.
Asbestos surfaces
23‑9	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) every asbestos surface is kept in good condition;
(b) all repairs and sealing necessary to prevent the breaking-off of asbestos 
or the release of asbestos dust from an asbestos surface are done immediately;

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(c) no asbestos surface is disturbed for the purpose of maintenance, 
replacement, removal or repair until the surface is thoroughly wetted 
throughout the entire thickness; and
(d)	 if	it	is	not	practicable	to	comply	with	clause	(c):
(i) the asbestos surface is kept wet while the surface is being disturbed; or
(ii) effective means are used to capture, at source, any dust created by 
the disturbance.
31 Dec 2020 c S-15.1 Reg 10 s23-9.
Ventilation equipment
23‑10(1)	 If	 exhaust	 ventilation	 equipment	 is	 used	 to	 contain	 asbestos	 dust,	 an	
employer,	contractor	or	owner	shall	ensure	that	the	equipment	is:
(a)	 equipped	with	a	HEPA	filter;
(b) inspected regularly for defects;
(c) maintained; and
(d)	 certified	by	a	competent	person	at	least	once	each	year	as	being	able	to	
function safely and effectively.
(2)	 If	exhaust	ventilation	equipment	will	exhaust	into	the	interior	of	a	place	of	
employment that is occupied by workers, an employer, contractor or owner shall 
ensure	that	the	equipment	is	tested	in	an	approved	manner	by	a	competent	person	
before	beginning	an	asbestos	process	to	ensure	that	the	equipment	is	able	to	function	
safely and effectively.
31 Dec 2020 c S-15.1 Reg 10 s23-10.
Personal protective equipment
23‑11(1)	 If	effective	local	exhaust	ventilation	equipment	is	not	used,	an	employer,	
contractor or owner shall ensure that each worker who may be exposed to asbestos 
dust	resulting	from	an	asbestos	process	is	provided	with	and	uses:
(a) an approved respiratory protective device that is appropriate to the level 
of	risk	of	the	asbestos	process	and	that	meets	the	requirements	of	Part	7;	and
(b) approved protective clothing that, when worn, will prevent the entry of 
asbestos dust.
(2)	 An	employer	shall	ensure	that	protective	clothing:
(a) is disposed of as asbestos waste after use; or
(b) is kept, maintained and cleaned in a safe manner each time it is used.
31 Dec 2020 c S-15.1 Reg 10 s23-11.

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Asbestos waste
23‑12(1) Subject to subsection (3), an employer or contractor shall ensure that 
asbestos waste or dust produced in a place of employment is cleaned away promptly, 
and	at	least	once	each	day,	by	vacuum	cleaning	equipment	equipped	with	a	HEPA	
filter	to	prevent	the	escape	of	asbestos	dust	into	the	air	or,	if	vacuum	cleaning	is	
not practicable, by wet methods.
(2)	 An	employer	or	contractor	shall	ensure	that	the	vacuum	cleaning	equipment	
mentioned	in	subsection	(1):
(a) is inspected regularly for defects;
(b) is maintained; and
(c)	 is	certified	by	a	competent	person	at	least	once	each	year	as	being	able	to	
function safely and effectively.
(3)	 Subsection	(1)	does	not	apply	to	vacuum	cleaning	equipment	used	within	an	
effectively isolated enclosure that is being used to control the release of asbestos dust.
(4) An employer or contractor shall ensure that workers who are employed in the 
disposal	of	asbestos	wastes	are	adequately	trained	in	the	safe	means	of	handling	
those wastes and the proper disposal of those wastes in a manner that will not create 
a hazard to the health or safety of workers at the disposal site.
31 Dec 2020 c S-15.1 Reg 10 s23-12.
Warning of health risks
23‑13 An employer shall ensure that workers who are likely to be employed in 
an asbestos process or are likely to be exposed to asbestos dust are informed of the 
nature	and	extent	of	the	risk	to	their	health,	including	a	warning	that:
(a)	 the	inhalation	of	asbestos	may	cause:
(i) pneumoconiosis;
(ii) lung cancer; or
(iii) mesothelioma; and
(b) the risk of injury to health caused by the inhalation of asbestos is increased 
by smoking.
31 Dec 2020 c S-15.1 Reg 10 s23-13.
Training
23‑14(1) An employer shall ensure that each worker who may be exposed to 
asbestos dust resulting from an asbestos process is provided with training in the safe 
handling of asbestos that is appropriate to the level of risk of the asbestos process 
as set out in Table 5 of the Appendix.
(2) No worker shall work in an asbestos process unless the worker has completed 
the training mentioned in subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s23-14.

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High risk asbestos processes
23‑15	 If	a	high	risk	asbestos	process	set	out	in	Table	5	of	the	Appendix	has	been	
completed,	an	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	
permitted to enter the area where the asbestos process was carried out without 
an approved respiratory protective device mentioned in clause 23-11(1) (a) until a 
competent	person	determines	that:
(a) there are no visible signs of debris in that area; and
(b)	 air	monitoring	verifies	that	airborne	asbestos	fibre	concentrations	are	less	
than	0.01	fibres	per	cubic	centimetre	of	air.
31 Dec 2020 c S-15.1 Reg 10 s23-15.
Medical examinations
23‑16(1)	 In	this	section,	“worker” means a worker who is regularly employed in 
an asbestos process.
(2) Not less than once every 2 years and with consent of the worker, the employer 
shall:
(a) offer to arrange for a medical examination of the worker during the 
worker’s normal working hours; and
(b) reimburse the worker for any part of the cost of the medical examination 
that the worker cannot recover.
(3)	 If	a	worker	cannot	attend	a	medical	examination	mentioned	in	subsection	(2)	
during the worker’s normal working hours, an employer shall credit the worker’s 
attendance at the examination as time at work and ensure that the worker does 
not	lose	any	pay	or	other	benefits.
(4)	 A	medical	examination	arranged	pursuant	to	subsection	(2)	must	include:
(a) a comprehensive medical history and physical examination with special 
attention to the respiratory system;
(b) lung-function tests, including forced vital capacity and forced expiratory 
volume at 1 second; and
(c) any further medical investigations that are necessary for the diagnosis of 
an asbestos-related disease.
31 Dec 2020 c S-15.1 Reg 10 s23-16.
PART 24
Silica Processes and Abrasive Blasting
Definitions for Part
24‑1	 In	this	Part:
“abrasive blasting” means the cleaning, smoothing, roughening or removing 
of part of the surface of any article by the use of a jet of sand, metal shot, grit 
or other material;

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“blasting enclosure” means a chamber, barrel, cabinet or other similar 
enclosure designed for the purpose of the abrasive blasting of articles;
“cleaning of castings” means, in connection with the making of metal 
castings, the freeing of the castings from adherent sand or other substance 
containing more than 5% uncombined silica, and includes the removal of cores 
and the general smoothing of the castings when that freeing is done, but does 
not include the freeing of castings from scale formed during annealing or heat 
treatment;
“sandblasting” means an abrasive blasting process that uses sand as an 
abrasive;
“silica flour” means the ground material produced by the milling of siliceous 
rocks or other siliceous substances;
“silica process” means a process that may release uncombined silica in a 
crystalline form in concentrations likely to exceed the contamination limits 
set	out	in	Table	18	of	the	Appendix,	and	includes:
(a) sandblasting;
(b) the cleaning of castings;
(c) the abrasive blasting, grinding or dressing of any surface that 
contains more than 5% uncombined silica, including the engraving or 
abrasive cleaning of gravestones or structures;
(d) the getting, cutting, splitting, crushing, grinding, milling, drilling, 
sieving or other mechanical manipulation of gravel or other siliceous stone 
or rock that contains more than 5% uncombined silica;
(e)	 any	process	in	which	silica	flour	is	used;	and
(f) the manufacture of silica-containing bricks and the dismantling or 
repair of silica-containing refractory linings of furnaces;
“siliceous substances” includes diatomite;
“uncombined silica” means silica that is not combined chemically with any 
other element or compound.
31 Dec 2020 c S-15.1 Reg 10 s24-1.
Application of Part
24‑2 This Part applies to any place of employment or worksite where a silica 
process is used.
31 Dec 2020 c S-15.1 Reg 10 s24-2.
Warning of workers
24‑3 An employer shall warn all workers who, in the course of employment, are 
likely to be engaged in a silica process or are likely to be exposed to silica dust of 
the dangers to health from the inhalation of dust containing silica.
31 Dec 2020 c S-15.1 Reg 10 s24-3.

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Cleaning of blasting equipment, etc.
24‑4 An employer, contractor or owner shall take all practicable steps to prevent 
the inhalation of silica dust or the dissemination of silica dust into the air of the 
place	of	employment	during	the	cleaning	or	maintenance	of	any	blasting	equipment,	
blasting	enclosure,	ventilating	system	or	separating	equipment.
31 Dec 2020 c S-15.1 Reg 10 s24-4.
Cleaning of worksites
24‑5 An employer or contractor shall ensure that all worksites and work-related 
areas where dust from a silica process may affect the health or safety of a worker 
are	regularly	cleaned	using	a	vacuum	that	has	a	HEPA	filter	on	the	exhaust	or,	if	
a vacuum is not practicable, by using wet methods.
31 Dec 2020 c S-15.1 Reg 10 s24-5.
Silica processes other than abrasive blasting
24‑6(1)	 If	a	silica	process	other	than	abrasive	blasting	is	carried	on,	an	employer	
or contractor shall ensure that the entry of dust into the air where workers may be 
present	is	prevented,	to	the	extent	that	is	practicable,	by	the	provision	of:
(a) total or partial enclosure of the process;
(b)	 efficient	local	exhaust	ventilation;
(c) jets or sprays of a suitable wetting agent; or
(d)	 any	other	method	that	provides	equivalent	protection	to	the	workers.
(2) An employer or contractor shall ensure that any enclosure, apparatus or 
exhaust-ventilation	equipment	provided	pursuant	to	subsection	(1)	is:
(a) maintained in accordance with subsections 6-4(2) and (3);
(b) inspected daily when in use; and
(c)	 certified	as	safe	and	effective	by	a	competent	person	at	least	once	each	year.
(3) An employer or contractor shall ensure that no air discharged from a ventilation 
system provided pursuant to subsection (1) is recirculated in the place of employment 
unless	the	air	is	passed	through	an	effective	dust	removal	system	equipped	with	
a device that will provide a warning to workers when the system is not working 
effectively.
31 Dec 2020 c S-15.1 Reg 10 s24-6.
Isolation from air containing dust
24‑7	 If	it	is	not	practicable	to	prevent	the	entry	into	the	air	of	dust	from	a	silica	
process, an employer or contractor shall, if it is practicable, provide for the isolation 
of workers from the air containing the dust.
31 Dec 2020 c S-15.1 Reg 10 s24-7.

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Personal protective equipment
24‑8(1)	 An	employer	or	contractor	shall	provide,	and	require	a	worker	to	wear,	a	
respiratory	protective	device	and	other	personal	protective	equipment	that	meet	
the	requirements	of	Part	7	if:
(a)	 the	 protective	 measures	 required	 by	 section	 24-6	 or	 24-7	 are	 not	
practicable; or
(b) the worker is employed in cleaning and maintenance work and may be 
exposed to dust from a silica process.
(2) For workers engaged in abrasive blasting, an employer or contractor shall 
provide	and	maintain	approved	blasting	hoods	supplied	with	air:
(a) of a volume of not less than 170 litres per minute at a pressure of not 
more than 140 kilopascals; and
(b) that is clean and at a reasonable temperature.
(3) For workers who may be exposed to dust resulting from abrasive blasting, an 
employer or contractor shall provide and maintain respiratory protective devices 
that	meet	the	requirements	of	Part	7.
31 Dec 2020 c S-15.1 Reg 10 s24-8.
Standards for blasting enclosures
24‑9(1)	 An	employer	or	contractor	shall	ensure	that	every	blasting	enclosure	is:
(a) constructed, operated and maintained to prevent the escape of dust;
(b)	 provided	 with	 an	 efficient,	 dust-extraction	 system,	 that	 is	 operated	
continuously whenever the blasting enclosure is in use, whether or not abrasive 
blasting is actually taking place; and
(c)	 provided	with	efficient	equipment	for	separating	the	abrasive	from	the	
dust, to the extent that is practicable.
(2) An employer or contractor shall ensure that an abrasive is not reintroduced into 
a blasting apparatus until the abrasive has been separated from the dust pursuant 
to clause (1) (c).
(3)	 An	employer	or	contractor	shall	ensure	that:
(a) a blasting enclosure is inspected daily when in use;
(b)	 a	blasting	enclosure,	the	equipment	connected	with	the	enclosure	and	the	
ventilating system associated with the enclosure are thoroughly examined and 
tested regularly by a competent person; and
(c)	 all	defects	identified	pursuant	to	this	section	are	remedied	immediately.
(4) A competent person who carries out examinations and testing pursuant to 
clause (3) (b) shall record the results of those examinations and tests.
31 Dec 2020 c S-15.1 Reg 10 s24-9.

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Use of blasting enclosures
24‑10	 An	employer	or	contractor	shall	ensure	that:
(a) to the extent that is practicable, no abrasive blasting of articles that are 
likely to give rise to dust containing uncombined silica is done other than in 
a blasting enclosure;
(b) if practicable, no sand or other substance containing more than 1% by 
weight of uncombined silica is used for abrasive blasting in a blasting enclosure; 
and
(c)	 no	work	is	performed	in	a	blasting	enclosure	except:
(i) abrasive blasting and work immediately incidental to abrasive 
blasting; and
(ii)	 cleaning	and	maintenance	of	the	blasting	enclosure,	the	equipment	
associated with the blasting enclosure and the ventilation system.
31 Dec 2020 c S-15.1 Reg 10 s24-10.
Sandblasting
24‑11(1) An employer or contractor shall ensure that no sandblasting is done to 
any article outside a blasting enclosure if it is reasonably practicable to introduce 
the article into a blasting enclosure.
(2) An employer or contractor shall ensure that no sandblasting is done inside any 
structure	or	confined	space	without:
(a) obtaining the written permission of the director; and
(b) complying with any conditions that the director may specify.
31 Dec 2020 c S-15.1 Reg 10 s24-11.
Silica flour
24‑12	 An	employer	or	contractor	shall	ensure	that	no	silica	flour	is	used:
(a) for any purpose for which a less hazardous substance may be substituted; 
or
(b) in the manufacture of scouring powder or abrasive soaps or as an abrasive 
in any process.
31 Dec 2020 c S-15.1 Reg 10 s24-12.
Medical examinations
24‑13(1)	 In	this	section,	“worker” means a worker who is regularly employed in 
a silica process.
(2) Not less than once every 2 years and with consent of the worker, the employer 
shall:
(a) offer to arrange for a medical examination of the worker during the 
worker’s normal working hours; and
(b) reimburse the worker for any part of the cost of the medical examination 
that the worker cannot recover.

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(3)	 If	a	worker	cannot	attend	a	medical	examination	mentioned	in	subsection	(2)	
during the worker’s normal working hours, an employer shall credit the worker’s 
attendance at the examination as time at work and ensure that the worker does 
not	lose	any	pay	or	other	benefits.
(4)	 A	medical	examination	arranged	pursuant	to	subsection	(2)	must	include:
(a) a comprehensive medical history and physical examination with special 
attention to the respiratory system;
(b) lung-function tests, including forced vital capacity and forced expiratory 
volume at 1 second; and
(c) any further medical investigations that are necessary for the diagnosis 
of a silica-related disease.
31 Dec 2020 c S-15.1 Reg 10 s24-13.
PART 25
Fire and Explosion Hazards
Definitions for Part
25‑1	 In	this	Part:
“combustible liquid”	means	a	liquid	that	has	a	flashpoint	at	or	above	37.8° 
Celsius and below 93.3° Celsius;
“container” means a stationary or portable vessel that is used to contain a 
flammable	substance,	and	includes	a	tank,	tank	car,	tank	truck	and	a	cylinder;
“flammable liquid”	means	a	liquid	that	has	a	flashpoint	below	37.8° Celsius 
and has a vapour pressure not exceeding 275.8 kilopascals at 37.8° Celsius;
“flammable substance”	means:
(a)	 a	flammable	or	combustible	solid,	liquid	or	gas;	or
(b) dust that is capable of creating an explosive atmosphere when 
suspended in air in concentrations within the explosive limit of the dust;
“hot work”	means	 work	 that	 produces	 arcs,	 sparks,	 flames,	heat	 or	 other	
sources of ignition;
“system”	means	a	system	into	which	compressed	or	liquified	gases	are	delivered	
and	stored	and	from	which	the	compressed	or	liquified	gas	is	discharged	in	the	
liquid	or	gaseous	form,	and	includes	containers,	pressure	regulators,	pressure	
relief devices, manifolds, interconnecting piping and controls.
31 Dec 2020 c S-15.1 Reg 10 s25-1.

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Fire safety plan
25‑2(1)	 An	employer,	contractor	or	owner	shall:
(a)	 take	all	reasonably	practicable	steps	to	prevent	the	outbreak	of	fire	at	a	
place of employment and to provide effective means to protect workers from 
any	fire	that	may	occur;	and
(b)	 develop	and	implement	a	written	fire	safety	plan	that	provides	for	the	
safety	of	all	workers	in	the	event	of	a	fire.
(2)	 A	plan	developed	pursuant	to	subsection	(1)	must	include:
(a)	 the	emergency	procedures	to	be	used	in	case	of	fire,	including:
(i)	 sounding	the	fire	alarm;
(ii)	 notifying	the	fire	department;	and
(iii) evacuating endangered workers, with special provisions for workers 
with disabilities;
(b)	 the	quantities,	locations	and	storage	methods	of	all	flammable	substances	
present at the place of employment;
(c)	 the	designation	of	persons	to	carry	out	the	fire	safety	plan	and	the	duties	
of the designated persons;
(d) the training of designated persons and workers in their responsibilities 
for	fire	safety;
(e)	 the	holding	of	fire	drills;	and
(f)	 the	control	of	fire	hazards.
(3)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 designated	persons	and	workers	who	have	been	assigned	fire	safety	duties	
are	adequately	trained	in,	and	implement,	the	fire	safety	plan;
(b)	 the	 fire	 safety	 plan	 is	 posted	 in	 a	 conspicuous	 place	 for	 reference	 by	
workers; and
(c)	 a	fire	drill	is	held	at	least	once	during	each	12-month	period.
31 Dec 2020 c S-15.1 Reg 10 s25-2.
Fire extinguishers
25‑3(1)	 An	 employer,	 contractor	 or	 owner	 shall	 ensure	 that	 portable	 fire	
extinguishers are selected, located, inspected, maintained and tested so that the 
health and safety of workers at the place of employment is protected.
(2)	 An	employer,	contractor	or	owner	shall	ensure	that	portable	fire	extinguishers	
are	placed	not	more	than	9	metres	away	from:
(a)	 each	 industrial	 open-flame	portable	 heating	 device,	 tar	 pot	 or	 asphalt	
kettle that is in use; and
(b) each welding or cutting operation that is in progress.
31 Dec 2020 c S-15.1 Reg 10 s25-3.

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Garbage as fire hazard
25‑4	 If	 garbage	 that	 may	 constitute	 a	 fire	 hazard	 is	 present	 at	 a	 place	 of	
employment, an employer, contractor or owner shall provide covered receptacles 
for the garbage that are suitable to the nature of the hazard.
31 Dec 2020 c S-15.1 Reg 10 s25-4.
Procedures for flammable substances
25‑5(1)	 If	 a	 flammable	substance	 is	 or	 is	 intended	 to	 be	 handled,	 used,	 stored,	
produced or disposed of at a place of employment, an employer, contractor or owner 
shall	develop	written	procedures	to	ensure	the	health	and	safety	of	workers	who:
(a)	 handle,	use,	store,	produce	or	dispose	of	a	flammable	substance	that	may	
spontaneously ignite or ignite when in combination with any other substance; or
(b)	 perform	hot	work	where	there	is	a	risk	of	fire.
(2) An employer, contractor or owner shall ensure that all workers who are 
required	or	permitted	to	perform	work	mentioned	in	subsection	(1)	are	trained	in,	
and implement, the procedures developed pursuant to subsection (1).
(3) Workers who perform work mentioned in subsection (1) shall implement the 
procedures developed pursuant to subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s25-5.
Receptacles for materials contaminated by flammable liquids
25‑6(1) An employer, contractor or owner shall ensure that materials contaminated 
by	flammable	liquids	are	placed	in	receptacles	that:
(a)	 are	non-combustible	and	have	close-fitting	metal	covers;
(b)	 are	labelled	“flammable”;	and
(c)	 are	located	at	least	1	metre	away	from	other	flammable	liquids.
(2)	 If	 the	 surface	 on	 which	 a	 receptacle	 required	 by	 subsection	 (1)	 is	 placed	 is	
combustible,	an	employer	shall	ensure	that	the	receptacle	has	a	flanged	bottom	or	
legs that are not less than 50 millimetres high.
(3)	 A	worker	shall	place	materials	contaminated	by	flammable	liquids	and	garbage	
that	may	constitute	a	fire	hazard	into	the	appropriate	receptacle	required	by	this	
section or by section 25-4.
31 Dec 2020 c S-15.1 Reg 10 s25-6.
Receptacles for combustible or flammable liquids
25‑7	 An	employer,	contractor	or	owner	shall	ensure	that	combustible	and	flammable	
liquids	are	kept	in	receptacles	that	meet	the	requirements	set	out	in	the	National 
Fire Code of Canada 1990, including any revisions and errata published from time 
to	time,	respecting	the	storage	of	flammable	and	combustible	liquids.
31 Dec 2020 c S-15.1 Reg 10 s25-7.

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Hazardous activities involving combustible or flammable liquids
25‑8(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 no	gasoline	is	used	to	start	a	fire	or	used	as	a	cleaning	agent;	and
(b)	 no	worker	is	required	or	permitted:
(i) to replenish a tank on a heating device with a combustible or 
flammable	 liquid	 while	 the	 device	 is	 in	 operation	 or	 is	 hot	 enough	 to	
ignite	the	liquid;	or
(ii) to place a tar pot, while in use, within 3 metres of an entrance to or 
exit from a building.
(2)	 A	worker	shall	not:
(a)	 use	gasoline	to	start	a	fire	or	use	gasoline	as	a	cleaning	agent;	or
(b)	 replenish	a	tank	on	a	heating	device	with	a	flammable	or	combustible	
liquid	while	the	device	is	in	operation	or	is	hot	enough	to	ignite	the	liquid.
31 Dec 2020 c S-15.1 Reg 10 s25-8.
Control of ignition sources, static charges
25‑9	 An	employer	or	contractor	shall	ensure	that:
(a) suitable procedures are developed and implemented to prevent the ignition 
of	flammable	liquids	or	explosive	dusts	that	are	present	at	a	worksite;
(b) all sources or potential sources of ignition are eliminated or controlled 
where an explosive atmosphere exists or is likely to exist; and
(c)	 static	 charge	 accumulations	 during	 transfer	 of	 flammable	 liquids	 or	
explosive substances from one container to another are prevented by electrically 
bonding the containers.
31 Dec 2020 c S-15.1 Reg 10 s25-9.
Flammable liquids, gases or explosive substances in vehicles
25‑10(1) An employer shall ensure that no worker undertakes any servicing or 
maintenance	of	a	vehicle	while	a	flammable	liquid	or	gas	or	an	explosive	substance:
(a) is loaded into or unloaded from the vehicle; or
(b) is present in the vehicle in any place other than the fuel tank.
(2)	 If	 reasonably	 practicable,	 a	 worker	 who	 operates	 a	 vehicle	 that	 contains	 a	
flammable	liquid	or	gas	or	an	explosive	substance	shall	ensure	that	the	engine	of	
the vehicle is shut off during the connection or disconnection of the lines for the 
loading	or	unloading	of	the	flammable	liquid,	gas	or	explosive	substance.
31 Dec 2020 c S-15.1 Reg 10 s25-10.

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Flammable or explosive substance in atmosphere
25‑11(1)	 If	a	flammable	or	explosive	substance	is	present	in	the	atmosphere	of	
a worksite at a level that is more than 20% of the lower explosive limit of that 
substance,	an	employer	or	contractor	shall	not	require	or	permit	a	worker	to	enter	
or work at the worksite.
(2)	 Subsection	(1)	does	not	apply	to:
(a)	 a	firefighter	who	has	been	trained	pursuant	to	section	32-4;	or
(b)	 a	competent	worker	who	meets	the	requirements	of	subsection	(3)	and	
who is acting in an emergency situation at the place of employment.
(3)	 An	employer	shall	ensure	that:
(a)	 the	competent	worker	mentioned	in	clause	(2)	(b)	is	trained,	equipped	and	
works according to an approved standard;
(b)	 the	training	required	by	clause	(a)	is	provided	by	a	competent	person;	and
(c) a written record is kept of all training delivered to a worker pursuant to 
clause (a).
31 Dec 2020 c S-15.1 Reg 10 s25-11.
Hot work
25‑12(1)	 If	a	flammable	substance	is	or	may	be	present,	an	employer	or	contractor	
shall	ensure	that	no	hot	work	is	performed	until:
(a)	 suitable	tests	have	been	conducted	that:
(i)	 indicate	whether	the	atmosphere	contains	a	flammable	substance	in	
a	quantity	sufficient	to	create	an	explosive	atmosphere;	and
(ii)	 confirm	that	the	work	may	be	safely	performed;	and
(b) the work procedures developed pursuant to clause 25-5(1) (b) have been 
implemented to ensure continuous safe performance of the work.
(2) While hot work is being performed, an employer or contractor shall conduct 
tests described in clause (1) (a) at intervals appropriate to the work being performed 
and record the results.
(3)	 An	 employer	 or	 contractor	 shall	 not	 require	 or	 permit	 any	 hot	 work	 to	 be	
performed	in	the	vicinity	of	a	material	that	may	constitute	a	fire	hazard	until	suitable	
steps	have	been	taken	to	reduce	the	risk	of	fire.
(4) An employer or contractor shall ensure that a container or piping that contains 
or	 has	 contained	 a	 flammable	substance	 is	 purged	 using	 an	 effective	 method	 to	
remove	the	flammable	substance	from	the	container	or	piping	before	any	hot	work	
is begun on that container or piping.
(5)	 An	employer	or	contractor	shall	not	require	or	permit	any	welding	or	cutting	
of	metal	that	has	been	cleaned	with	a	flammable	or	combustible	liquid	until	the	
metal has thoroughly dried.
31 Dec 2020 c S-15.1 Reg 10 s25-12.

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Compressed and liquified gas systems
25‑13(1)	 An	employer	or	contractor	shall:
(a) develop and implement written procedures for the safe installation, use 
and maintenance of a system;
(b) make readily available for reference by workers the procedures developed 
pursuant	to	clause	(a)	before	requiring	or	permitting	the	use	of	the	system;	and
(c) ensure that all workers are trained in and implement the procedures 
developed pursuant to clause (a).
(2) The workers shall implement the procedures developed pursuant to clause (1) (a).
(3)	 An	employer	or	contractor	shall	ensure:
(a)	 that	a	system:
(i) is not exposed to temperatures that may result in the failure of the 
system or explosion of the contents of the system;
(ii) is maintained in a clean state, free from oil, grease or other 
contaminant that may cause a failure of the system or that may burn or 
explode if the contaminant comes into contact with the contents of the 
system; and
(iii)	 is	located,	guarded	and	handled	during	filling,	transportation,	use	
and storage so that the system is protected from damage;
(b) that service valve outlets and the extensions of service valve outlets of 
containers that are not connected to any apparatus are capped; and
(c)	 if	equipment	is	designed	for	use	with	a	particular	compressed	or	liquified	
gas	or	gases,	that:
(i)	 only	those	gases	are	used	in	the	equipment;	and
(ii)	 the	equipment	is	clearly	labelled	as	being	only	for	that	use.
(4)	 A	worker	shall:
(a)	 take	all	reasonable	steps	to	ensure	that	sparks,	flames	or	other	sources	
of ignition do not come into contact with a system;
(b) maintain a system in a clean state, free from oil, grease or any other 
contaminant; and
(c) secure the cap in place before transporting a container.
31 Dec 2020 c S-15.1 Reg 10 s25-13.
Oxygen
25‑14(1) An employer or contractor shall ensure that no oil, grease or other 
contaminant	 contacts	 a	 cylinder,	 valve,	 regulator	 or	 any	 other	 fitting	 of	 an	
oxygen-using apparatus or an oxygen distribution or generating system.
(2) An employer or contractor shall ensure that oxygen is not used as a substitute 
for	compressed	air:
(a) in pneumatic tools;

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(b) to create pressure;
(c) for ventilating purposes; or
(d) to blow out a pipeline.
(3)	 A	worker	shall	not	use	oxygen	as	a	substitute	for	compressed	air:
(a) in pneumatic tools;
(b) to create pressure;
(c) for ventilating purposes; or
(d) to blow out a pipeline.
31 Dec 2020 c S-15.1 Reg 10 s25-14.
Gas burning and welding equipment
25‑15(1)	 If	gas	burning	or	welding	equipment	is	in	use,	an	employer	or	contractor	
shall	ensure	that:
(a)	 approved	flashback	devices	are	installed	on	both	hoses	at	the	regulator	
end; and
(b)	 acetylene	and	liquified	gas	containers	are	used	and	stored	in	an	upright	
position.
(2) A worker shall shut off the container valve and release the pressure in the hose 
when	the	worker	has	finished	with	any	gas	burning	or	welding	equipment	and	is	
not likely to use it within the next 2 hours.
31 Dec 2020 c S-15.1 Reg 10 s25-15.
Piping
25‑16(1)	 If	workers	are	required	or	permitted	to	work	on	piping	that	may	contain	
harmful substances or substances under pressure, an employer or contractor, in 
consultation with the committee, shall develop written procedures to protect the 
workers from contact with those substances.
(2)	 The	procedures	developed	pursuant	to	subsection	(1)	must	include:
(a) the installation of a blank that is appropriate for the proper pressure in 
the piping;
(b) the closing of 2 blocking valves installed in the piping and the opening of 
a bleed-off valve installed between the blocking valves;
(c) the installation of an approved safety device; or
(d) if the procedures mentioned in clauses (a), (b) and (c) are not reasonably 
practicable,	any	other	procedures	that	are	adequate	to	protect	the	health	and	
safety of the workers.
(3) An employer or contractor shall ensure that all workers are trained in and 
implement the procedures developed pursuant to subsection (1).

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(4)	 An	employer	or	contractor	shall	ensure	that:
(a) the piping mentioned in clause (2) (a) is clearly marked to indicate that a 
blank has been installed; or
(b) the 2 blocking valves mentioned in clause (2) (b) or the approved safety 
device	mentioned	in	clause	(2)	(c):
(i) are locked in the closed position and the bleed-off valve is locked in 
the open position; and
(ii) are tagged to indicate that the valves must not be activated until the 
tags are removed by a worker designated by the employer for that purpose.
(5) An employer or contractor shall ensure that a worker designated pursuant to 
subclause	(4)	(b)	(ii):
(a) monitors the valves to ensure that they are not activated while a worker 
is working on the piping; and
(b) records on the tag mentioned in subclause (4) (b) (ii) the date and time of 
each monitoring and signs the tag each time the worker monitors the valves.
(6) An employer or contractor shall ensure that any valve installed on piping 
mentioned in this section is clearly marked to indicate the open and closed positions.
31 Dec 2020 c S-15.1 Reg 10 s25-16.
PART 26
Explosives
Application of Part
26‑1 This Part applies to all blasting activities except blasting activities governed 
by The Mines Regulations.
31 Dec 2020 c S-15.1 Reg 10 s26-1.
Qualifications of workers
26‑2(1) An employer or contractor who plans to conduct blasting activities shall 
ensure	that	a	worker	who	is	to	undertake	a	blasting	operation:
(a)	 has	been	thoroughly	trained	in:
(i)	 the	estimation	of	the	amount	of	explosives	required,	and	in	placing,	
priming and initiating the charge;
(ii) the appropriate procedures to be followed to ensure the safety of 
other workers;
(iii)	 the	procedures	to	be	followed	in	the	event	of	a	misfire;	and
(iv) the examination of the site after blasting to ensure that it is safe 
to return to the site;
(b) has demonstrated competence to carry out the procedures mentioned in 
clause (a);

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(c) has a thorough knowledge of all federal and provincial statutes, regulations 
and codes of practice pertaining to the safe use of explosives that are relevant 
to	the	blasting	operation	in	question;	and
(d) holds a written authorization to blast signed by the worker’s employer.
(2) A worker shall not undertake a blasting activity until the worker possesses 
written authorization to blast signed by the worker’s employer.
31 Dec 2020 c S-15.1 Reg 10 s26-2.
Written procedures
26‑3(1) An employer or contractor shall ensure that appropriate written procedures 
are provided to a worker who conducts a blasting operation to ensure the safety of 
the worker and any other person in the vicinity of the blasting operation.
(2) A worker who undertakes a blasting activity shall follow the procedures 
provided by the employer or contractor pursuant to subsection (1).
31 Dec 2020 c S-15.1 Reg 10 s26-3.
Equipment
26‑4 An employer or contractor shall provide a worker who is to undertake a 
blasting	operation	with	suitable	testing	and	detonating	equipment.
31 Dec 2020 c S-15.1 Reg 10 s26-4.
Storage and transportation of explosives
26‑5(1) An employer or contractor shall ensure that all explosives are stored or 
transported:
(a)	 in	suitable	sealed	containers	that	are	conspicuously	marked	“Danger	-	
Explosives”;	and
(b) in a manner that prevents the explosives from coming into contact with any 
flammable	substance	or	other	agent	that	may	cause	the	explosives	to	detonate.
(2) An employer or contractor shall ensure that all explosives are kept in a secure 
location that is accessible only to authorized workers.
31 Dec 2020 c S-15.1 Reg 10 s26-5.
PART 27
Demolition Work
Definition for Part
27‑1	 In	this	Part,	“demolition” means the tearing down, destroying, breaking up 
or razing of a structure, and includes the demolition of any major part of a structure 
that involves outer walls or principal supporting members.
31 Dec 2020 c S-15.1 Reg 10 s27-1.

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Before demolition begins
27‑2(1) Before a demolition begins, an employer, contractor or owner shall ensure 
that:
(a) all chemical or biological substances that may be hazardous to workers 
during demolition are removed from the structure or the part of the structure 
that is being demolished;
(b) all glass is removed from the structure or the part of the structure that 
is being demolished; and
(c) subject to subsection (2), all gas, electrical, telecommunications, sewer 
and water services connected to the structure or the part of the structure that 
is being demolished are disconnected.
(2)	 If	power	is	required	for	illumination	or	other	purposes,	an	employer,	contractor	
or owner shall provide a suitably located temporary power service.
31 Dec 2020 c S-15.1 Reg 10 s27-2.
Stability of adjacent structures
27‑3	 If	 the	 demolition	 of	 a	 structure	 may	 affect	 the	 stability	 of	 an	 adjoining	
structure,	an	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	demolition	is	carried	out	in	accordance	with	procedures	certified	in	
writing by a professional engineer to safeguard the stability of the adjoining 
structure; and
(b)	 a	copy	of	the	procedures	required	by	clause	(a)	is	kept	at	the	worksite	
during demolition.
31 Dec 2020 c S-15.1 Reg 10 s27-3.
Requirements re workers
27‑4	 In	a	demolition,	an	employer,	contractor	or	owner	shall:
(a) appoint a competent supervisor to be in charge of the demolition at all 
times that the work is in progress;
(b)	 ensure	 that	 all	 workers	 or	 equipment	 are	 located	 clear	 of	 any	 falling	
material; and
(c) if a worker is or may be present in a building during its demolition, ensure 
that	the	demolition	is	performed	floor	by	floor	from	the	top	downward.
31 Dec 2020 c S-15.1 Reg 10 s27-4.
Demolition procedures
27‑5	 In	a	demolition,	an	employer,	contractor	or	owner	shall	ensure	that:
(a) dust from the demolition is controlled to the extent that is reasonably 
practicable;
(b) materials and debris are not allowed to accumulate in any area to the 
extent that the materials and debris cause overloading of a structure that 
could result in the collapse of all or part of the structure;

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(c)	 any	opening	or	hole	in	a	floor,	roof	or	other	surface	on	which	workers	are	
required	or	permitted	to	walk	or	stand	is	guarded	or	covered	as	required	by	
section 9-13;
(d) a free-standing scaffold is used in the demolition of a building shaft from 
the inside;
(e) steel structures are dismantled column length by column length and tier 
by tier from the top downward; and
(f) no wall or other part of the structure being demolished is left in an unstable 
condition or in danger of accidental collapse except during the actual demolition 
of that wall or part of the structure.
31 Dec 2020 c S-15.1 Reg 10 s27-5.
Material chutes
27‑6(1) An employer, contractor or owner shall ensure that a material chute 
steeper than 45° from the horizontal is constructed to enclose the material placed 
in the chute.
(2)	 If	 a	 material	 chute	 presents	 a	 danger	 to	 workers,	 an	 employer,	 contractor	
or owner shall ensure that a guardrail is installed around the top of the chute to 
prevent workers from falling into the chute.
31 Dec 2020 c S-15.1 Reg 10 s27-6.
Structural members
27‑7(1) An employer, contractor or owner shall ensure that structural members 
that are being removed are not under any stress other than the member’s own weight 
and are secured or supported to prevent any unexpected movement.
(2)	 If	a	structural	member	is	being	hoisted	by	a	crane	or	other	similar	lifting	device	
from a structure being demolished or from the demolition rubble, an employer, 
contractor or owner shall ensure that the hoisting line is in a vertical position and 
is over the centre of gravity of the load in a manner that will reduce the danger to 
workers from a swinging or uncontrolled load.
31 Dec 2020 c S-15.1 Reg 10 s27-7.
Use of powered mobile equipment
27‑8(1)	 Before	powered	mobile	equipment	is	placed	on	a	floor,	roof	or	other	surface	
on	 which	 workers	 are	 required	 or	 permitted	 to	 walk	 or	 stand	 for	 the	 purpose	 of	
demolishing a structure, an employer, contractor or owner shall ensure that the 
floor,	roof	or	other	surface	is	capable	of	supporting	the	load	that	may	be	placed	on	
the	floor,	roof	or	other	surface.
(2)	 If	powered	mobile	equipment	is	used	for	the	purpose	of	demolishing	a	structure,	
an employer, contractor or owner shall ensure that safe work procedures are 
developed and implemented.
31 Dec 2020 c S-15.1 Reg 10 s27-8.

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Use of explosives
27‑9	 If	a	structure	is	to	be	demolished	by	explosives,	an	employer,	contractor	or	
owner	shall:
(a) ensure that a competent person develops a demolition procedure to protect 
the health and safety of workers;
(b) submit a copy of the demolition procedure to the ministry not less than 30 
days before the proposed date of the demolition; and
(c) ensure that the worker who undertakes the blasting activity has the 
training, competence and knowledge described in clauses 26-2(1) (a) to (c).
31 Dec 2020 c S-15.1 Reg 10 s27-9.
PART 28
Forestry and Mill Operations
Definitions for Part
28‑1	 In	this	Part:
“bucking” means sawing a log or felled tree into smaller lengths;
“chicot” means a dead or damaged tree or a dead or damaged limb of a tree;
“cutting” includes felling, limbing and bucking;
“felling” means cutting a tree from the tree’s stump and bringing the tree to 
the ground;
“forestry operation” means the cutting or harvesting of trees, and includes 
the transporting of logs and the preparing of sites for tree planting and seeding;
“limbing” means removing limbs from a tree that has been felled;
“lodged tree” means a tree that has not fallen to the ground after being 
partly or wholly separated from the tree’s stump or displaced from the tree’s 
natural position;
“mill operation” means the operation of a pulp mill, paper mill, sawmill, 
plywood mill, wafer-board mill or strand-board mill, and includes the operation 
of	equipment	that	is	designed	to	manufacture	or	process	wood	products;
“skidder operator” means a worker who operates a skidder or who operates 
any	other	powered	mobile	equipment	to	perform	the	work	of	a	skidder;
“skidding” means moving logs or trees by pulling the logs or trees across the 
terrain;
“snag” means any material or object that may interfere with the safe movement 
of a tree or log or that may endanger a worker;
“stake” means a wooden or metal post or a post made of other material of 
equivalent	strength	that	is	used	to	support	and	prevent	the	lateral	movement	
of logs;

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“windfall” means a tree blown down by wind;
“wood products” includes pulp, pulpwood, paper, veneer, plywood, lumber, 
timber, poles, posts, chips, wafers and other products resulting from a forestry 
operation.
31 Dec 2020 c S-15.1 Reg 10 s28-1.
Application of Part
28‑2 This Part applies to all forestry operations and mill operations.
31 Dec 2020 c S-15.1 Reg 10 s28-2.
First aid attendant
28‑3 Notwithstanding section 5-3, if a worker is cutting or skidding, an employer 
or	contractor	shall	ensure	that	a	first	aid	attendant	with	a	class	A	qualification	is	
readily available at all times.
31 Dec 2020 c S-15.1 Reg 10 s28-3.
Cutting and skidding – general requirements
28‑4(1) During cutting and skidding operations, an employer or contractor shall 
ensure	that:
(a) workers who do not have duties associated with cutting and skidding are 
not permitted to enter the area where those operations are carried out while 
they are being carried out;
(b) a worker fells all timber that is adjacent to a proposed landing or other 
place where workers will work and that may create a hazard to workers before 
the landing or other place is used;
(c) no worker fells a tree within range of a travelled road unless effective 
means	are	taken	to	stop	traffic	until	the	tree	has	been	felled	and	the	tree	and	
all debris that creates a risk to the health or safety of a worker have been 
removed from the road; and
(d)	 a	worker	closely	limbs	trees:
(i) before the trees are placed on a rollway; or
(ii) if the limbs may create a risk to the health or safety of a worker.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a) no person enters a felling area unless the worker engaged in felling has 
advised the person entering the area that it is safe to enter;
(b) workers are instructed in, and comply with, the duties set out in 
subsection (3), subsection 10-13(4), sections 28-5 and 28-6, subsections 28-7(3), 
28-9(3) and 28-10(2), section 28-12 and subsection 28-13(11);

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(c) every worker engaged in conventional logging has, within 6 months 
after commencing employment, successfully completed an approved course in 
conventional logging safety; and
(d)	 a	worker	who	has	completed	an	approved	course	as	required	by	clause	(c)	
maintains	any	designation	or	certification	that	is	earned	through	completing	
that course.
(3) A worker shall not work on a hillside below a cutting or skidding operation if a 
danger may exist from a tree or log rolling or moving downhill towards the worker.
31 Dec 2020 c S-15.1 Reg 10 s28-4.
Cutting
28‑5	 During	cutting	operations,	a	worker	shall:
(a) remove any chicot or any other hazard to the worker or any other worker 
in the vicinity before any other tree is felled;
(b) remain at a safe distance from, and not fell a tree onto, any tree that is 
lodged or may be dangerous for any other reason; and
(c)	 move	quickly	to	a	predetermined	safe	position	when	a	tree	starts	to	fall.
31 Dec 2020 c S-15.1 Reg 10 s28-5.
Felling
28‑6(1)	 Before	starting	to	fell	a	tree,	a	worker	shall:
(a)	 clear	away	adjacent	brush	to	provide	sufficient	room	to	work	and	to	provide	
a path at a 45° angle from the direction opposite to the planned direction of 
fall to a safe position; and
(b) ensure that no other worker is located closer than 60 metres to the tree 
being felled.
(2) Before a felling cut is begun on a tree with a trunk that has a diameter of 15 
centimetres	or	more,	a	worker	shall:
(a) undercut the trunk to control the direction of the fall; and
(b)	 ensure	that:
(i) the depth of the undercut is at least 1 third of the diameter of the 
tree trunk at that point; and
(ii) both cuts that form the undercut meet at that depth.
(3)	 After	making	an	undercut,	a	worker	shall:
(a) remove the wood from the undercut before the back cut is started and 
leave	sufficient	holding	wood	in	the	back	cut	side	to	control	the	direction	of	
the fall of the tree; and
(b) ensure that the back cut is above the undercut at a distance that does not 
exceed 100 millimetres from the undercut.

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(4)	 If	a	worker	cannot	safely	complete	the	felling	of	a	tree	or	a	tree	that	a	worker	
is	felling	has	become	unsafe,	the	worker	shall:
(a)	 remain	in	the	area	in	a	safe	location:	and
(b) do no further work until a skidder operator fells the tree.
31 Dec 2020 c S-15.1 Reg 10 s28-6.
Partially cut trees
28‑7(1) Subject to subsection (2), if a tree is partially cut, an employer or contractor 
shall ensure that the worker immediately completes the felling of the tree.
(2)	 If	a	partially	cut	tree	cannot	be	completely	felled	or	sits	back	on	the	stump,	
an employer or contractor shall ensure that the worker remains in the area in a 
safe location and does no further work until a skidder operator assists the worker 
to fell the tree safely.
(3) A worker shall not fell a tree or undertake any other activity until every 
partially cut tree in the vicinity and every tree in the vicinity that sits back on its 
stump has been felled.
31 Dec 2020 c S-15.1 Reg 10 s28-7.
Lodged trees
28‑8(1)	 If	there	is	a	lodged	tree,	an	employer	or	contractor	shall	ensure	that:
(a) the tree is felled immediately by a skidder operator;
(b) the tree is not climbed by a worker;
(c) a worker does not lower the tree by felling another tree onto the lodged 
tree; and
(d) a worker does not remove the lodged tree by cutting the supporting tree.
(2) An employer or contractor shall ensure that no worker, other than the worker 
who is felling a lodged tree, enters the felling area until it is safe to do so.
31 Dec 2020 c S-15.1 Reg 10 s28-8.
Mechanized fellers and limbers
28‑9(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 a	mechanized	feller	or	limber	is	provided	with:
(i)	 adequate	 protection	 for	 the	 operator,	 including	 protection	 against	
any falling tree or part of a tree; and
(ii) a cab for the operator with 2 exits through which the operator can 
readily escape; and
(b)	 a	mechanized	feller	is	designed	and	equipped	to	direct	the	fall	of	the	tree	
away from the mechanized feller.

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(2)	 An	employer	or	contractor	shall	ensure	that:
(a) no worker operates a mechanized feller or limber in a location where the 
stability of the machine cannot be assured; and
(b) no worker operates a mechanized feller within 60 metres of a worker who 
may be endangered by a falling tree or part of a tree.
(3)	 A	worker	shall	not:
(a) operate a mechanized feller or limber in a location where the stability of 
the machine cannot be assured; or
(b) operate a mechanized feller within 60 metres of a worker who may be 
endangered by a falling tree or part of a tree.
31 Dec 2020 c S-15.1 Reg 10 s28-9.
Bucking and limbing
28‑10(1)	 If	a	worker	is	bucking	or	limbing,	an	employer	or	contractor	shall	ensure	
that	the	worker:
(a) clears away any brush or object that may create a hazard to the worker;
(b) does not move forward while limbing a tree or log unless the worker is 
limbing on the side of the tree or log that is opposite to the side of the tree or 
log on which the worker is located;
(c) remains at least 60 metres from any tree being felled;
(d) remains in a location safe from any tree or log being skidded or otherwise 
moved; and
(e) works only on the uphill side of any log that is lying on an incline.
(2)	 While	bucking	or	limbing,	a	worker:
(a) shall clear away any brush or object that may create a hazard to the 
worker;
(b) shall not move forward while limbing a tree or log unless the worker is 
limbing on the side of the tree or log that is opposite to the side of the tree or 
log on which the worker is located;
(c) shall remain at least 60 metres from any tree being felled;
(d) shall remain in a location safe from any tree or log being skidded or 
otherwise moved; and
(e) shall work only on the uphill side of any log that is lying on an incline.
31 Dec 2020 c S-15.1 Reg 10 s28-10.

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Skidding
28‑11(1)	 During	skidding	operations,	an	employer	or	contractor	shall	ensure	that:
(a) every snag, chicot, lodged tree or windfall that may be hazardous and that 
is located along or adjacent to a skid trail, haul road or landing is removed; and
(b) a skidder operator pulls down any tree that is lodged or is dangerous for 
any other reason immediately when the lodged or dangerous tree is reported 
to the skidder operator.
(2)	 An	employer	or	contractor	shall	ensure	that	a	winching	machine	is	equipped	
with	suitable	safeguards	to	protect	the	operator	from	flying	objects.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a)	 no	worker	other	than	a	skidder	operator	is	required	or	permitted	to	ride	
on any skidder except if the skidder is provided with a second seat that is 
adequately	protected;
(b)	 a	skidder	operator	is	required	to	discontinue	operating	when	the	operation	
of the skidder may endanger another worker until it is possible for the operation 
to proceed without danger to the other worker;
(c) a skidder operator does not operate a skidder within 60 metres of a worker 
who is felling a tree until the worker has signalled that it is safe to operate 
the skidder; and
(d) a skidder operator does not operate a skidder near the edge of a bank, 
fill,	excavation,	incline	or	any	other	place	where	the	skidder	cannot	safely	be	
controlled.
(4) An employer or contractor shall ensure that the skidder operator applies the 
brakes and, if the terrain is uneven, lowers the blade to the ground when the skidder 
operator temporarily gets off the skidder.
(5) When a skidder operator parks a skidder, an employer or contractor shall 
ensure that the skidder operator parks the skidder on even ground and lowers the 
blade to the ground.
31 Dec 2020 c S-15.1 Reg 10 s28-11.
Skidder operators’ responsibilities
28‑12(1)	 A	skidder	operator	shall:
(a) remove every snag, chicot, lodged tree or windfall that may be hazardous 
or that is located along or adjacent to any skid trail, haul road or landing; and
(b) if advised that a tree is lodged or otherwise dangerous, immediately 
remove the tree.
(2) A skidder operator shall not operate the winch at an angle that may cause the 
skidder to overturn.

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(3)	 A	skidder	operator	shall:
(a) keep any loose winch cable wound up on the winch drum and any choker 
clear of the ground during travel;
(b) ensure that no worker is located under or near the winch cable or choker 
cables or in a position to be struck by a winch cable or choker cable if the cable 
breaks or comes loose; and
(c) attach any choker cable applied to a log no farther from the end of the 
log than 1 metre.
(4) Before moving a log, a skidder operator shall ensure that no other worker may 
be endangered by moving the log.
(5)	 A	skidder	operator:
(a) shall not operate the skidder winch except from the seat provided unless a 
remote control device is provided and used from a safe winching position; and
(b) shall operate the skidder at a speed and in a manner that will prevent 
the skidder overturning.
(6) When skidding logs to a landing, a skidder operator shall winch the drag up 
tight to the rear of the skidder to prevent uncontrolled movement of the logs.
(7)	 If	a	worker	is	attaching	a	choker	to	a	log	on	sloping	ground,	a	skidder	operator	
shall lower the blade of the skidder to the ground.
(8) When temporarily getting off a skidder, a skidder operator shall apply the 
brakes and, if the terrain is uneven, lower the blade to the ground.
(9) When parking a skidder, a skidder operator shall park the skidder on even 
ground and lower the blade to the ground.
31 Dec 2020 c S-15.1 Reg 10 s28-12.
Loading, unloading and hauling logs
28‑13(1)	 If	a	worker	is	loading	or	unloading	logs,	an	employer	or	contractor	shall	
ensure that the loading and unloading areas are suitably graded and maintained 
appropriately	for	the	equipment	that	is	being	used.
(2)	 If	a	worker	is	loading	or	unloading	logs	with	a	crane	or	other	type	of	mechanical	
loader,	an	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted	
to stand or work under the path of the bucket, grapple or load.
(3)	 If	a	worker	is	or	may	be	at	risk	from	logs	suspended	over	or	near	the	cab	of	a	
vehicle,	an	employer	or	contractor	shall	ensure	that	the	worker	is	not	required	or	
permitted to remain in the cab.
(4) An employer or contractor shall ensure that a worker who is not actively engaged 
in	a	loading	or	unloading	operation:
(a) remains at a safe distance from the operation in clear view of the operator; 
or
(b) if the hazard mentioned in subsection (3) does not exist, remains in the 
cab of the vehicle.

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(5)	 If	a	worker	is	operating	a	loader	equipped	with	a	clam,	an	employer	or	contractor	
shall ensure that the jaws of the clam secure the entire load.
(6)	 If	a	loader	is	equipped	with	a	fork,	an	employer	or	contractor	shall	ensure	that	
rear	stoppers	are	provided	that	are	designed	and	sufficiently	strong	to	prevent	any	
log from falling back on the operator.
(7)	 An	employer	or	contractor	shall	ensure	that:
(a) a log yard is constructed, arranged, maintained and operated so that 
a worker may work without exposure to danger from any moving log or 
equipment;	and
(b) a worker does not build a log pile to a height greater than a height that 
can	be	safely	handled	by	the	equipment	used	in	the	stacking	and	breaking	
down of the log deck.
(8)	 An	employer	or	contractor	shall	ensure	that	no	worker	is	required	or	permitted	
to work on, under or beside the haul unit during loading or unloading.
(9)	 If	an	operator	does	not	have	a	clear	view	of	the	entire	loading	or	unloading	
operation, an employer or contractor shall ensure that a signaller with a clear view of 
the operation and visible to the operator is designated pursuant to subsection 9-21(1) 
to give all signals necessary to ensure the safety of a worker involved in the loading 
or unloading operation.
(10)	 An	employer	or	contractor	shall	ensure	that	a	worker:
(a) restrains the top log on the outside edge of a vehicle by at least 2 stakes; 
and
(b)	 secures	the	log	load	on	a	vehicle:
(i)	 to	the	vehicle	body	with	tie-downs	of	sufficient	size	and	strength	to	
restrain the logs;
(ii) between each set of stakes; and
(iii) by at least 2 tie-downs at the rear of the load.
(11)	 A	worker	who	is	engaged	in	loading	or	unloading	logs	shall:
(a) before shutting down and leaving the loader, lower the clam or forks, put 
the loader in neutral and apply the brakes;
(b) while manually loading, unloading, decking or breaking piles, work only 
at the end of the logs; and
(c) while loading or unloading logs, work in a safe position in clear view of 
the operator or signaller.
31 Dec 2020 c S-15.1 Reg 10 s28-13.

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Vehicles used to haul logs
28‑14	 An	owner	of	a	vehicle	used	to	haul	logs	shall	ensure	that:
(a)	 the	vehicle	is	equipped	with	a	bulkhead	installed	between	the	cab	and	
the	load	that	is	of	sufficient	size	and	strength	to	resist	any	impact	caused	by	
a shifting load;
(b) stakes used to restrain logs on the vehicle are designed, constructed and 
installed to safely support any load placed against the stakes; and
(c)	 stake	extensions	are	of	a	strength	equivalent	to	the	strength	of	the	stake	
and positively secured to the stake to prevent inadvertent detachment.
31 Dec 2020 c S-15.1 Reg 10 s28-14.
Log carriages
28‑15(1)	 If	sawmill	log	carriages	are	used,	an	employer	or	contractor	shall	ensure	
that	no	worker	is	required	or	permitted	to	ride	on	a	log	carriage.
(2)	 If	the	area	immediately	behind	a	log	carriage	is	used	as	a	walkway,	an	employer	
or contractor shall ensure that a guardrail is installed between the walkway and 
the carriage for the full extent of the carriage travel.
(3)	 An	employer	or	contractor	shall	ensure	that:
(a) suitable devices are installed to stop a log carriage at the end of the 
carriage’s travel in each direction;
(b)	 a	log	carriage	is	equipped	with	a	suitable	headblock	that	is	equipped	with	
suitable dogs that are used to secure the log during the sawing operation;
(c) a log carriage is provided with a safety device that will ensure that the 
headblock cannot be moved to a position within 30 millimetres of the saw blade;
(d) sweepers are provided in front and at the back of a log carriage to remove 
all obstructions from the track;
(e)	 a	power-driven	log	carriage	is	propelled	by	a	wire	rope	that	is:
(i)	 of	sufficient	strength	to	propel	the	log	carriage	safely;	and
(ii) maintained in safe operating condition;
(f) the sawyer’s lever operating the carriage drive mechanism is designed and 
installed so that the movement of the lever is in the opposite direction to the 
carriage travel, except when the sawyer’s position and controls are enclosed 
or isolated from the hazards of the carriage; and
(g) means are provided to securely lock the sawyer’s log turning and carriage 
control levers.
(4) An employer or contractor shall ensure that the sawyer engages the carriage 
control lever lock before leaving the sawyer’s position.
31 Dec 2020 c S-15.1 Reg 10 s28-15.

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Sawmill head rigs
28‑16(1)	 If	a	sawmill	head	rig	is	operated,	an	employer	or	contractor	shall	ensure	
that:
(a)	 a	circular	blade	sawmill	is	equipped	with	suitable	saw	guides	that	can	
only be adjusted from outside the husk;
(b) husks are completely enclosed and are provided with a substantial, 
securely hinged cover;
(c)	 a	solid	splitter	is	provided	that:
(i) has a leading edge that is adjacent to and conforms to the curvature 
of the saw blade; and
(ii)	 extends	above	the	carriage	deck	a	distance	of	not	less	than	1	quarter	
of the diameter of the saw blade in use;
(d) a substantial safeguard is provided over the lower portion of the head saw 
blade under the carriage tracks and extends at least 15 centimetres below the 
bottom of the largest size saw blade in use;
(e) a substantial heavy-mesh screen or other suitable material is securely 
placed between the saw blade and the sawyer’s position to protect the sawyer 
from any throw-backs from the saw;
(f)	 mesh	screens	required	by	clause	(e)	are	backed	by	a	small-mesh	screen	
or other effective safeguard located on the sawyer’s side of the heavy screen 
to	protect	the	sawyer	from	small	flying	particles;
(g)	 a	power	unit	driving	a	sawmill	is	equipped	with	an	emergency	stopping	
device located within immediate reach of the sawyer; and
(h)	 the	yard	end	of	an	elevated	log	deck	rollway	is	equipped	with	a	device	
that will prevent logs from rolling back into the mill yard.
(2) An employer or contractor shall ensure that the support structure for a top 
saw	is	of	sufficient	size	and	strength	to	withstand	any	forces	imposed	on	the	saw.
31 Dec 2020 c S-15.1 Reg 10 s28-16.
Trimmer saws
28‑17	 An	employer	or	contractor	shall	ensure	that	a	trimmer	saw	blade	is	equipped	
with a safeguard that allows the passage of material being cut, exposes a minimum 
amount	of	the	saw	blade	and	protects	workers	from	flying	debris.
31 Dec 2020 c S-15.1 Reg 10 s28-17.
Edgers
28‑18(1)	 An	employer	or	contractor	shall	ensure	that:
(a)	 the	top	of	an	edger	is	covered	effectively	to	control	flying	debris;
(b) the roll of an edger is kept in contact with the material being cut; and
(c)	 an	edger	is	equipped	with	an	effective	kickback	device	to	protect	workers	
from material thrown from either end of the edger.

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(2) An employer or contractor shall ensure that an overhead or double arbour saw 
edger is provided with a safeguard to protect workers from material thrown from 
the infeed rolls or the outfeed rolls.
31 Dec 2020 c S-15.1 Reg 10 s28-18.
Bandsaws
28‑19	 An	employer	or	contractor	shall	ensure	that:
(a) the saw blades of a bandsaw are enclosed or guarded between the top 
guideroll and the table, except on the working side of the blade;
(b) bandsaw wheels are fully enclosed; and
(c) bandsaw machines are provided with an effective automatic tension 
control device.
31 Dec 2020 c S-15.1 Reg 10 s28-19.
Feedrolls of resaws
28‑20 An employer or contactor shall ensure that the feedrolls of a resaw are 
protected with semi-cylindrical metal guards to prevent the hands of a worker from 
coming in contact with the roll.
31 Dec 2020 c S-15.1 Reg 10 s28-20.
Dry kilns
28‑21	 An	employer	or	contractor	shall	ensure	that:
(a) before the heating process is begun, no worker remains in a dry kiln; and
(b)	 a	dry	kiln	is	equipped	with	a	readily	identifiable	escape	door	or	kick	out	
panel that measures not less than 600 millimetres by 600 millimetres.
31 Dec 2020 c S-15.1 Reg 10 s28-21.
PART 29
Oil and Gas
Definitions for Part
29‑1	 In	this	Part:
“derrick” means a stationary or portable structure that is used to support 
the hoisting and lowering mechanism on a rig;
“drilling rig”	means	the	derrick	and	all	equipment	that	is	directly	involved	
with drilling a well or producing oil or gas from a well;
“flush‑by” means a pumping unit that is used to loosen formation deposits 
in a well;
“rig” includes a drilling rig and a well servicing rig;

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“swabbing unit”	means	equipment	that	uses	wire	rope	to	lift	fluids	from	a	
well;
“well servicing rig”	means	all	equipment	directly	involved	with	servicing	
a well;
“well testing”	means	evaluating	the	productivity	of	a	well	and	the	quality	
of the product.
31 Dec 2020 c S-15.1 Reg 10 s29-1.
Application of Part
29‑2 This Part applies to all drilling procedures for the exploration of oil and gas 
and to the drilling, operation and servicing of a gas well or an oil well, the production 
of oil or gas from a well and the ancillary processes associated with these activities.
31 Dec 2020 c S-15.1 Reg 10 s29-2.
Supervisors
29‑3(1) An employer, contractor or owner shall appoint a competent person 
to supervise any oil or gas exploration, drilling, servicing, testing or production 
operation.
(2) An employer, contractor or owner shall ensure that the supervisor appointed 
pursuant to subsection (1) is knowledgeable about, and experienced in the following 
matters	that	are	within	the	area	of	the	supervisor’s	responsibility:
(a) safe work practices, including the safe operation of any plant at the place 
of employment;
(b) the safe handling, use and storage of hazardous substances;
(c) well control and blowout prevention;
(d) the detection and control of worker exposure to hydrogen sulphide;
(e) the handling, use, maintenance and storage of personal protective 
equipment;
(f) the appropriate response to any emergency situation at the place of 
employment;
(g) the duties and responsibilities of all workers being supervised by the 
supervisor;
(h) the training of workers being supervised by the supervisor in safe work 
practices and procedures.
(3) An employer, contractor or owner who has appointed a supervisor pursuant 
to	subsection	(1)	shall:
(a) give written notice to all employers and self-employed persons who 
are involved in the operation of the name, method of contact, duties and 
responsibilities of the supervisor; and
(b) obtain written acknowledgement from each employer or self-employed 
person involved in the operation that the employer or self-employed person 
has	received	the	notice	required	by	clause	(a)	and	has	agreed	to	accept	the	
direction of the supervisor.
31 Dec 2020 c S-15.1 Reg 10 s29-3.

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Daily tour book
29‑4	 An	employer,	contractor	or	owner	shall:
(a) provide for each rig a daily tour book and ensure that the book is kept at 
the site of the rig;
(b)	 ensure	that	all	details	of	any	inspection	required	by	this	Part,	any	repair	
made and all work activities undertaken at the site of the rig are recorded in 
the daily tour book;
(c)	 ensure	that	the	record	required	by	clause	(b)	is	signed	by	the	worker	who	
performs the inspection; and
(d) ensure that the supervisor reviews the entries for the day in the tour book 
and signs the tour book daily.
31 Dec 2020 c S-15.1 Reg 10 s29-4.
Routine inspections
29‑5(1) An employer, contractor or owner shall ensure that a rig is inspected by 
a competent person before commencing operations and at least every 30 working 
days after that.
(2)	 If	a	defect	or	unsafe	condition	is	identified	during	an	inspection,	an	employer,	
contractor,	owner	or	supplier	shall	ensure	that:
(a) steps are taken immediately to protect the health and safety of any 
worker who may be at risk until the defect is repaired or the unsafe condition 
is corrected; and
(b) as soon as is reasonably practicable, any defect is repaired and any unsafe 
condition is corrected.
31 Dec 2020 c S-15.1 Reg 10 s29-5.
General requirements re design, etc., of rig
29‑6(1) An employer, contractor or owner shall ensure that a rig and all of its 
auxiliary	equipment	are	designed,	constructed,	installed,	maintained	and	operated	
so	as	to	fulfil	their	intended	purposes	safely.
(2)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) the maximum safe operating depth of a rig, based on the design of the 
equipment,	 for	 each	 specified	 condition	 and	 operation	 is	 determined	 and	
certified	by	the	manufacturer	or	a	professional	engineer;
(b)	 the	maximum	safe	operating	load	of	a	derrick	is	determined	and	certified	
by the manufacturer or a professional engineer;
(c) the maximum safe operating depth and maximum safe operating load 
determined in accordance with clauses (a) and (b) are prominently displayed 
on the rig and are not exceeded;

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(d)	 any	 structural	 change	 or	 repair	 to	 a	 derrick	 is	 certified	 as	 safe	 by	 a	
professional engineer before the derrick is used; and
(e) if a structural change or repair is made to a rig, the maximum safe 
operating depth of the rig and maximum safe operating load of the derrick 
are	redetermined	and	recertified	by	a	professional	engineer	and	displayed	on	
the rig.
(3)	 If	the	substructure	of	a	rig	is	enclosed,	an	employer,	contractor	or	owner	shall	
ensure	that	the	substructure	is	ventilated	in	accordance	with	the	requirements	of	
sections 6-2 to 6-4.
31 Dec 2020 c S-15.1 Reg 10 s29-6.
Flush‑by and swabbing units
29‑7(1)	 An	employer,	contractor	or	owner	shall	ensure	that	a	flush-by	or	a	swabbing	
unit	is	designed,	constructed,	installed,	maintained	and	operated	so	as	to	fulfil	the	
unit’s intended purpose safely.
(2)	 An	employer,	contractor	or	owner	shall	ensure	that	a	flush-by	or	swabbing	unit	
is	not	used	to	flow	fluids	back	into	an	attached	tank.
31 Dec 2020 c S-15.1 Reg 10 s29-7.
Securing parts of rig
29‑8(1) An employer, contractor or owner shall ensure that any part of a rig, and 
any	equipment	attached	to	a	rig,	that	may	endanger	a	worker	if	it	fails,	moves	or	
falls is secured to eliminate the danger.
(2) An employer, contractor or owner shall ensure that the driller’s position on a 
rig is protected from any hazard created by the cathead or tong lines.
(3) An employer, contractor or owner shall ensure that the workers on a drilling 
rig	floor	are	protected	from	any	hazard	created	by	the	cathead	or	tong	lines.
31 Dec 2020 c S-15.1 Reg 10 s29-8.
Raising and lowering derricks
29‑9(1) Before a derrick is raised or lowered, an employer, contractor or owner 
shall ensure that a complete inspection of all of the derrick’s parts is made by a 
competent person.
(2)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) a competent person is in charge of, and present during, the raising and 
lowering of a derrick; and
(b) a derrick is raised or lowered in accordance with the manufacturer’s 
specifications.
31 Dec 2020 c S-15.1 Reg 10 s29-9.

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Rig sites and foundations
29‑10	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) the site of a rig is constructed and maintained so that oil, water, drilling 
fluid	and	other	fluids	will	drain	away	from	the	wellbore;	and
(b) the foundation of a rig is capable of safely supporting the gross weight of 
the derrick under the maximum anticipated hook load and any load imposed 
during raising and lowering of the derrick.
31 Dec 2020 c S-15.1 Reg 10 s29-10.
Guy lines
29‑11	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 guy	lines,	if	required	by	the	manufacturer,	are	installed	on	a	derrick	so	
that	the	number,	spacing	and	specifications	of	the	guy	lines	and	the	spacing,	
capacity	and	specifications	of	guy	line	ground	anchors:
(i)	 meet	the	requirements	of	an	approved	standard;	or
(ii)	 are	designed	and	certified	as	safe	by	a	professional	engineer;	and
(b)	 instructions	for	the	number,	spacing	and	specifications	of	guy	lines	and	the	
spacing,	capacity	and	specifications	of	guy	line	ground	anchors	are	displayed	by	
means	of	a	plate	fixed	to	the	derrick	or	by	a	specification	sheet	that	is	readily	
available to workers at the rig.
31 Dec 2020 c S-15.1 Reg 10 s29-11.
Platforms, ladders and stairways
29‑12(1)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 a	derrick	is	equipped	with	a	fixed	ladder	or	ladders	providing	access	from	
the	derrick	floor	to	the	crown	platform	and	to	each	intermediate	platform;	and
(b)	 platforms	are	provided:
(i) on a drilling rig, at the fourble board, stabbing board and crown; and
(ii) on a service rig, at the tubing board and rod basket.
(2)	 An	 employer,	 contractor	 or	 owner	 shall	 ensure	 that	 a	 derrick	 floor	 and	 all	
stairways, ladders, ramps, catwalks and platforms are kept free of obstructions 
that may hinder or prevent the exit of workers.
31 Dec 2020 c S-15.1 Reg 10 s29-12.
Means of escape
29‑13(1)	 An	employer,	contractor	or	owner	shall	ensure	that	a	derrick	is	equipped	
with a specially rigged and securely anchored auxiliary escape line that provides a 
ready, safe and convenient means of escape from the fourble board and the crown 
in the derrick.
(2)	 An	escape	line	required	by	subsection	(1)	must	be	a	wire	rope	with	a	minimum	
diameter of 11.5 millimetres and must be installed with a safety buggy that is 
equipped	with	a	braking	device.

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(3)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	 tension	 on	 an	 escape	 line	 is	 sufficient	 to	 ensure	 that	 a	 worker	
descending the escape line can stop 6 metres from the ground anchor point;
(b) an escape line is clearly marked and protected from physical damage;
(c) an escape line is visually inspected by a competent person at least once 
a week; and
(d) a path of escape is kept free of obstruction.
(4)	 An	employer,	contractor	or	owner	shall	ensure	that	no	worker	is	required	or	
permitted to slide down a pipe, tube, rod, kelly, cable or rope line on a derrick except 
in an emergency.
31 Dec 2020 c S-15.1 Reg 10 s29-13.
Full‑body harness
29‑14 An employer, contractor or owner shall ensure that a worker who is working 
on	a	rig	at	a	height	of	3	metres	or	more	above	the	derrick	floor	or	other	working	
surface	uses	an	approved	full-body	harness	that	meets	the	requirements	of	Part	7.
31 Dec 2020 c S-15.1 Reg 10 s29-14.
Fuel storage
29‑15	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 no	gasoline	or	liquid	fuel,	other	than	diesel	fuel	or	fuel	in	the	tank	of	an	
operating machine, is stored within 20 metres of a well; and
(b) any drainage from a fuel storage container on a worksite runs in a direction 
away from the well.
31 Dec 2020 c S-15.1 Reg 10 s29-15.
Pressure relief devices
29‑16(1) An employer, contractor, owner or supplier shall ensure that every drilling 
fluid	pump	and	servicing	fluid	pump	is	equipped	with	a	pressure	relief	device	in	
accordance with this section.
(2) A pressure relief device must be installed on the discharge side of a positive 
displacement	drilling	fluid	pump	or	servicing	fluid	pump.
(3)	 There	must	not	be	a	valve	between	a	drilling	service	pump	or	servicing	fluid	
pump and a pressure relief device.
(4) A pressure relief device must be set to discharge at a pressure not in excess of 
the	maximum	working	pressure	for	which	the	drilling	fluid	pump	or	servicing	fluid	
pump	and	the	connecting	pipes	and	fittings	have	been	designed.
(5) A pressure relief device and its components must be of a design and strength 
specified	in	the	manufacturer’s	design	specifications	for	the	pressure	relief	device.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(6)	 An	 employer,	 contractor	 or	 owner	 shall	 ensure	 that	 fluids	 or	 materials	
discharged through a pressure relief device are piped to a place where they will 
not endanger workers.
(7) The diameter of piping connected to the pressure side and discharge side of 
a pressure relief device must not be smaller than the diameter of the openings to 
the device.
(8)	 The	piping	on	the	discharge	side	of	a	pressure	relief	device	must	be:
(a) secured to prevent movement; and
(b)	 sloped	to	drain	fluids	away	from	the	discharge	outlet.
(9) A mud gun used for jetting must be securely anchored.
(10)	 Valves	of	the	quick	closing	type	must	not	be	used	on	the	discharge	line	from	
a	drilling	fluid	pump	or	servicing	fluid	pump.
(11)	 An	employer,	contractor	or	owner	shall	ensure	that	a	drilling	fluid	pump	or	
servicing	fluid	pump	is	protected	against	freezing.
(12)	 An	 employer,	 contractor	 or	 owner	 shall	 ensure	 that	 a	 fluid	pump	 using	 a	
pressure relief device is routinely inspected by a competent person to ensure the 
pressure relief device is in good operating condition.
31 Dec 2020 c S-15.1 Reg 10 s29-16.
Catheads
29‑17(1)	 An	employer,	contractor	or	owner	shall	ensure	that	no	worker	is	required	
or permitted to use rope-operated friction catheads for hoisting on a rig.
(2) An employer, contractor or owner shall ensure that every automatic cathead 
is	equipped	with	a	separate	control	unless:
(a)	 the	cathead	is	equipped	with	dual	purpose	controls;	and
(b) a locking device is installed to prevent one cathead from being engaged 
accidentally while the other cathead is in operation.
31 Dec 2020 c S-15.1 Reg 10 s29-17.
Spudding in
29‑18 An employer, contractor or owner shall ensure that spudding in is not begun 
until:
(a)	 all	safeguards	required	by	these	regulations	are	in	place;
(b) all platforms, stairways, handrails and guardrails are installed and 
securely fastened in position; and
(c)	 the	 auxiliary	 escape	 line	 required	 by	 section	 29-13	 is	 installed	 and	
inspected.
31 Dec 2020 c S-15.1 Reg 10 s29-18.

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Operating controls
29‑19(1)	 An	employer,	contractor,	owner	or	supplier	shall	ensure	that:
(a) all operating controls of a rig are installed at the operator control panel 
and clearly labelled as to the function of the control;
(b) if there is a danger of any operating control being engaged by accidental 
contact, the controls are protected by a safeguard;
(c) an engine shut-down device is installed at the operator control panel; and
(d) all hoist controls are designed to return to the neutral position when 
released.
(2) A worker who is in charge of the operating controls of the drawworks shall 
ensure	that	all	other	workers	are	clear	of	the	equipment	and	lines	before	putting	
the drawworks in motion.
31 Dec 2020 c S-15.1 Reg 10 s29-19.
Travelling blocks
29‑20 An employer, contractor, owner or supplier shall ensure, with respect to a 
travelling	block,	that:
(a)	 every	 hook	 to	 which	 equipment	 is	 directly	 or	 indirectly	 attached	 is	
equipped	with	a	positive	locking	device	to	prevent	accidental	release	of	the	
load being hoisted or lowered;
(b) the travelling block and every hook, elevator, elevator link and unit of 
travelling	equipment	is	free	of	any	projecting	bolt,	nut,	pin	or	part;
(c) an upward travel limiting device is installed on every rig and tested once 
during each shift; and
(d) the upward travel limiting device mentioned in clause (c) disengages the 
power to the hoisting drum and applies the brakes to prevent the travelling 
block from contacting the crown structure.
31 Dec 2020 c S-15.1 Reg 10 s29-20.
Counterweights
29‑21 An employer, contractor or owner shall ensure that no counterweight comes 
within	2.3	metres	of	the	derrick	floor	unless	the	counterweight	is	fully	encased	and	
running in permanent guides.
31 Dec 2020 c S-15.1 Reg 10 s29-21.
Weight indicators
29‑22	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	hoist	mechanism	of	a	rig	is	equipped	with	a	reliable	weight	indicator;	
and
(b) a weight indicator mentioned in clause (a) that is hung above the derrick 
floor	is	secured	against	falling	by	means	of	a	secondary	cable	or	chain.
31 Dec 2020 c S-15.1 Reg 10 s29-22.

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Drawworks
29‑23(1) An employer, contractor or owner shall ensure that the drawworks on 
every	drilling	rig	is	equipped	with	an	automatic	feed	control.
(2) An employer, contractor or owner shall ensure, with respect to the drawworks 
on	a	rig,	that:
(a) the mechanism installed or used to hold down the brakes in the engaged 
position is designed to prevent accidental disengagement;
(b) a competent person tests the brakes at the beginning of each shift and 
inspects the brakes at least weekly to ensure that they are in good working 
order; and
(c) controls are not left unattended while the hoist drum is in motion except 
during drilling.
31 Dec 2020 c S-15.1 Reg 10 s29-23.
Drill pipes, tubing, etc.
29‑24(1)	 If	a	drill	pipe,	drill	collar	or	tubing	is	racked	in	a	derrick,	an	employer,	
contractor or owner shall ensure that provision is made for the complete drainage 
of	fluids	or	gases	from	the	drill	pipe,	drill	collar	or	tubing.
(2) An employer, contractor or owner shall ensure that a drill pipe, drill collar, 
tubing, casing or rod that is racked in a derrick is secured to prevent it from falling.
(3) Before running a drill pipe, drill collar, tubing or casing in a wellbore, an 
employer, contractor or owner shall ensure that the drill pipe, drill collar, tubing 
or casing is free from ice plugs or other obstructions.
31 Dec 2020 c S-15.1 Reg 10 s29-24.
Material racks
29‑25(1) An employer, contractor, owner or supplier shall ensure that material 
racks are designed and constructed to prevent material from rolling off the rack.
(2)	 An	employer,	contractor,	owner	or	supplier	shall	ensure	that	workers:
(a) transfer to and from storage, move and handle material in a controlled 
and safe manner; and
(b) hoist material into and out of a derrick in a controlled and safe manner.
31 Dec 2020 c S-15.1 Reg 10 s29-25.
Rotary tongs
29‑26 An employer, contractor, owner or supplier shall ensure that a rotary tong 
is	provided	with:
(a) a primary safety device to prevent uncontrolled movement of the tong; and
(b) a secondary safety device that will prevent uncontrolled movement of the 
tong if the primary device fails.
31 Dec 2020 c S-15.1 Reg 10 s29-26.

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Rotary tables
29‑27(1)	 If	visibility	on	the	derrick	floor	is	obscured,	an	employer,	contractor	or	
owner	shall	ensure	that	no	worker	works	on	a	derrick	floor	while	the	rotary	table	
is in motion.
(2) An employer, contractor or owner shall ensure that rotary table motion is not 
used	for	the	final	make	up	or	initial	breaking	out	of	a	pipe	connection.
(3)	 An	employer,	contractor	or	owner	shall	not	require	or	permit	a	worker:
(a) to handle or use hoses, lines or chains near a rotary table while the rotary 
table is in motion; or
(b) to engage a rotary table drive until all workers and materials are clear 
of the rotary table.
(4)	 No	worker	shall:
(a) handle or use hoses, lines or chains near a rotary table while the rotary 
table is in motion; or
(b) engage a rotary table drive until all workers and materials are clear of 
the rotary table.
31 Dec 2020 c S-15.1 Reg 10 s29-27.
Exits from enclosures
29‑28	 On	a	drilling	rig,	an	employer,	contractor	or	owner	shall	ensure	that:
(a)	 safe	exits	from	a	derrick	floor	enclosure	to	ground	level	are	provided	on	
at	least	3	sides	of	the	derrick	floor;
(b)	 all	doors	of	a	derrick	floor	enclosure	open	away	from	the	wellbore	and,	if	
reasonably practicable, onto a platform that leads to a stairway;
(c)	 1	 stairway	 is	 installed	 from	 the	 ground	 to	 the	 derrick	 floor	beside	 the	
ramp; and
(d) pump house and boiler house enclosures have at least 2 exits that lead 
in different directions to the outside.
31 Dec 2020 c S-15.1 Reg 10 s29-28.
Rig tanks or pits
29‑29 An employer, contractor or owner shall ensure that a rig tank or pit used 
to	circulate	drilling	fluids	contaminated	with	flammable	material	is	protected	from	
all sources of ignition.
31 Dec 2020 c S-15.1 Reg 10 s29-29.
Drill stem testing
29‑30	 During	drill	stem	testing,	an	employer,	contractor	or	owner	shall	ensure	that:
(a)	 if	fluids	are	encountered,	the	mud	can	and	test	plug	are	used	on	every	joint	
of pipe that is disconnected unless the drill stem contents have been pumped 
out	and	replaced	with	drilling	fluid;

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(b)	 motors	 and	 engines	 that	 are	 not	 required	 in	 the	 testing	 operation	 are	
shut off;
(c) no motor vehicle is operated within 25 metres of the wellbore;
(d) if swivel joints are used in the piping system, the source and discharge ends 
of the piping system are secured in a manner that will prevent whipping and 
flailing	of	the	pipe	if	the	pipe	separates	from	the	source	or	discharge	connection;
(e) if hydrocarbons or hydrogen sulphide may accumulate, hydrogen sulphide 
and hydrocarbon monitors are installed, with the readouts clearly visible to 
the	driller	on	the	derrick	floor;
(f) the hydrogen sulphide monitor is capable of detecting hydrogen sulphide 
at a concentration of 14 milligrams per cubic metre of air, is calibrated and 
tested before use and is properly maintained;
(g) if hydrogen sulphide or hydrocarbons are found to be present at levels that 
may	place	a	worker	at	risk,	the	formation	fluids	in	the	drill	stem	are	replaced	
with	drilling	fluid	and	circulated	to	a	flare	pit	or	holding	tank	that	is	not	less	
than 45 metres from the well;
(h)	 a	tank	level	alarm	that	is	clearly	audible	to	the	driller	on	the	derrick	floor	
or a tank level indicator is installed on the trip tank and is properly maintained;
(i) a tank level indicator mentioned in clause (h) has a read-out that is clearly 
visible	to	the	driller	on	the	derrick	floor;	and
(j) before tripping the drill pipe out of the hole, reverse circulation procedures 
are implemented.
31 Dec 2020 c S-15.1 Reg 10 s29-30.
Swabbing
29‑31 During swabbing operations using a well servicing rig, an employer, 
contractor	or	owner	shall	ensure	that:
(a)	 fluids	containing	hydrocarbons	that	are	used	in	or	result	from	the	swabbing	
operation are piped directly through a suitable degasser to a battery, skid 
tank, mobile trailer tank or tank truck located not less than 45 metres from 
the wellbore; and
(b)	 while	fluids	that	are	used	in	or	result	from	the	swabbing	operation	are	
being piped into a tank truck, the engine of the tank truck is shut down and 
the driver does not remain in the truck cab.
31 Dec 2020 c S-15.1 Reg 10 s29-31.
Well operation and servicing
29‑32(1) During the servicing of a well, an employer, contractor or owner shall 
ensure	that:
(a)	 if	a	pump	may	be	circulating	gaseous	hydrocarbons,	the	fluids	entering	
the	rig	tank	first	pass	through	a	degasser;
(b) if a pump may be circulating gaseous hydrocarbons, the air intake and 
exhaust of the pump motor are located not less than 6 metres from the rig tank;

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(c) the tank truck is located on the far side of the rig tank from the wellbore 
and at a distance of not less than 6 metres from the rig tank during loading 
and unloading;
(d) carbon dioxide suction lines are secured to the supply vehicle and pumping 
unit; and
(e)	 adequate	warning	signs	prohibiting	the	presence	of	workers	are	positioned	
along the discharge pipelines before pressurization begins.
(2)	 Before	fluids	are	unloaded	into	a	wellhead,	an	employer,	contractor	or	owner	
shall	ensure	that	the	lines	between	the	pump	and	the	wellhead	are:
(a) designed and constructed to sustain the maximum anticipated pressure 
during service; and
(b) hydraulically pressure tested at a pressure that is not less than 10% above 
the maximum pressure anticipated during service.
(3)	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) swivel joints used with a hammer union are properly secured and of 
sufficient	 strength	 to	 withstand	 the	 stresses	 to	 which	 the	 joints	 may	 be	
subjected;
(b)	 oil	savers	are	equipped	with	controls	that	can	be	readily	operated	from	
the	rig	floor;	and
(c) a bleed-off valve is installed between a check valve and the wellhead.
31 Dec 2020 c S-15.1 Reg 10 s29-32.
Well stimulation
29‑33(1) During well stimulation or any similar operation, an employer, contractor 
or	owner	shall	ensure	that:
(a) if a working pressure of 2 000 kilopascals or more is applied to the piping 
system,	 equipment	 located	 between	 a	 pump	 or	 sand	 concentrator	 and	 the	
wellhead is controlled remotely from a location outside the potential danger 
area;
(b)	 subject	to	subsection	(2),	no	worker	is	required	or	permitted	to	enter	the	
potential danger area while the system is pressurized;
(c)	 if	liquid	carbon	dioxide	or	liquid	nitrogen	is	being	used,	the	pumping	unit	
is designed and positioned so that the valve controls can be operated from the 
low pressure side of the system;
(d) a check valve is installed as close as is practicable to the wellhead except 
while cementing or selective acidizing is being done;
(e)	 if	 flammable	 fluids	 are	 being	 pumped	 during	 fracturing	 and	 acidizing	
treatment,	approved	and	properly	maintained	fire	suppression	equipment	is	
provided;

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(f) the rubber mud line used on a cement pumper is not used in place of the 
kelly hose to break circulation; and
(g) all pumping units, blenders and endless tubing units are continuously 
bonded to ground.
(2) An employer, contractor or owner may permit a worker to enter the area between 
the check valve and the wellhead for the purpose of operating the bleed-off valve if 
the pumping motor is shut off before the worker enters the area.
31 Dec 2020 c S-15.1 Reg 10 s29-33.
Shot holes
29‑34 With respect to a shot hole drilling operation, an employer, contractor or 
owner	shall	ensure	that	a	pipe	wrench	used	as	a	break	out	tong	is	equipped	with	a	
suitable hand guard on the pipe wrench handle.
31 Dec 2020 c S-15.1 Reg 10 s29-34.
Gas sample containers
29‑35 An employer, contractor or owner shall ensure that containers and any 
piping	and	fittings	used	in	the	collection	of	gas	samples	are	of	sufficient	strength	
to	 withstand	 all	 the	 pressure	 to	 which	 the	 containers,	 piping	 or	 fittings	may	 be	
subjected and are designed, used and transported so as to prevent the accidental 
release of the contents.
31 Dec 2020 c S-15.1 Reg 10 s29-35.
Piping systems at well sites
29‑36	 An	employer,	contractor	or	owner	shall	ensure	that:
(a) a piping system at a well site is designed, constructed, installed, operated 
and maintained to contain safely any material at the maximum operating 
pressures anticipated; and
(b)	 all	pipe	and	components	used	in	the	piping	system	meet	the	requirements	
of an approved standard.
31 Dec 2020 c S-15.1 Reg 10 s29-36.
Breathing apparatus
29‑37 At a rig, an employer, contractor or owner shall ensure that at least 2 
atmosphere-supplying	 respirators	 that	 meet	 the	 requirements	 of	 section	 7-5	 are	
readily available for use in a rescue.
31 Dec 2020 c S-15.1 Reg 10 s29-37.
First aid attendants
29‑38 Notwithstanding section 5-5, an employer, contractor or owner shall ensure 
that	at	least	1	first	aid	attendant	with	a	class	A	qualification	is	readily	available	
on each shift at each rig.
31 Dec 2020 c S-15.1 Reg 10 s29-38.

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Procedures for flare tips, etc.
29‑39	 An	employer,	contractor	or	owner	shall:
(a) prepare and implement written procedures to ensure the safety of workers 
in	the	lighting	or	operation	of	a	flare	tip,	flare	stack	or	flare	line	used	at	a	
worksite; and
(b) instruct all workers in the application of those procedures.
31 Dec 2020 c S-15.1 Reg 10 s29-39.
Plan for well testing
29‑40(1) An employer, contractor or owner shall develop and implement a written 
plan that establishes the procedures to be followed by workers who conduct well 
testing.
(2)	 A	plan	required	by	subsection	(1)	must	include:
(a)	 the	 responsibilities,	 qualifications	 and	 minimum	 number	 of	 testing	
personnel;
(b)	 the	requirements	for	personal	protective	equipment;	and
(c)	 start-up	and	operating	procedures	that	are	adequate	to	protect	the	health	
and safety of the workers.
(3)	 An	employer,	contractor	or	owner	shall	have	a	copy	of	the	plan	required	by	
subsection (1) readily available for reference by workers.
31 Dec 2020 c S-15.1 Reg 10 s29-40.
PART 30
Additional Protection for Electrical Workers
Definitions for Part and Interpretation
30‑1(1)	 In	this	Part:
“approved”	means	approved	as	defined	in	The Electrical Inspection Act, 1993;
“electrical equipment”	 means	 electrical	 equipment	 as	 defined	 in	 The 
Electrical Inspection Act, 1993;
“electrical worker”:
(a)	 in	the	case	of	work	of	electrical	installation	as	defined	in	The Electrical 
Inspection Act, 1993 that is regulated by that Act, means a person who is 
authorized pursuant to The Electrical Licensing Act to perform that work;
(b)	 in	the	case	of	any	work	with	electrical	equipment	that	is	not	regulated	
by The Electrical Inspection Act, 1993 ,	means	a	person	who	is	qualified	
to perform that work;
“guarded” means covered, shielded, fenced, enclosed or otherwise protected 
by suitable covers, casings, barriers, rails, screens, mats, platforms or other 
equally	effective	means;

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“high voltage” means any voltage over 750 volts;
“lamp”	means	an	artificial	source	of	electric	light;
“luminaire” means a complete lighting unit that is designed to accommodate 
a lamp and to connect the lamp to an electrical power supply;
“readily accessible”	means	capable	of	being	reached	quickly	for	operation,	
renewal,	or	inspection,	without	requiring	a	worker	to	climb	over	or	remove	
obstacles or to resort to portable means of access.
(2)	 Nothing	in	this	Part	shall	be	construed	as	authorizing:
(a) the performance of work by a person if it is unlawful for the person to 
perform that work because of The Electrical Licensing Act, The Apprenticeship 
and Trade Certification Act, 1999 the regulations made pursuant to those Acts 
or any other Act or regulation;
(b)	 the	use	of	electrical	equipment	if	it	is	unlawful	to	use	that	equipment	
because of The Electrical Inspection Act, 1993, the regulations made pursuant 
to that Act or any other Act or regulation; or
(c) the performance of work in a particular manner if it is unlawful to perform 
the work in that manner because of The Electrical Inspection Act, 1993 , the 
regulations made pursuant to that Act or any other Act or regulation.
31 Dec 2020 c S-15.1 Reg 10 s30-1.
Electrical workers
30‑2(1) Subject to subsection (2), an employer or contractor shall permit only 
electrical	workers	to	construct,	install,	alter,	repair	or	maintain	electrical	equipment.
(2) An employer or contractor may permit a competent worker who is not an 
electrical	worker:
(a)	 to	operate	powered	mobile	equipment	and	perform	non-electrical	work	on	
or	near	de-energized	electrical	equipment;
(b) to extend a portable power cable for routine advancement by interconnection 
of approved cord connectors, cord caps or similar devices;
(c) to change light bulbs or tubes;
(d) to insert or replace an approved fuse, to a maximum of 750 volts, that 
controls	circuits	or	equipment;	or
(e)	 to	 connect	 small	 portable	 electrical	 equipment	 that	 operates	 at	 less	
than 750 volts to supply circuits by means of attachment plugs, if the connection 
does not overload the circuit conductors, or to use or operate small portable 
electrical	equipment	that	is	connected	in	that	way.
31 Dec 2020 c S-15.1 Reg 10 s30-2.

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Electrical equipment
30‑3(1) An employer or contractor shall ensure that only approved electrical 
equipment	is	used	by	workers	and	that	the	electrical	equipment	is:
(a)	 approved	for	the	intended	use	and	location	of	the	electrical	equipment;
(b) maintained in proper working condition and capable of safe operation; and
(c) tested in accordance with the manufacturer’s recommendations.
(2)	 If	defects	or	unsafe	conditions	have	been	identified	in	electrical	equipment,	an	
employer	or	contractor:
(a)	 shall	ensure	that:
(i) steps are taken immediately to protect the health and safety of any 
worker who may be at risk until the defects are repaired or the unsafe 
conditions are corrected; and
(ii) the defects are repaired or the unsafe conditions are corrected as 
soon as is reasonably practicable; or
(b)	 shall	ensure	that	the	electrical	equipment	is	disconnected	and	removed	
from use.
31 Dec 2020 c S-15.1 Reg 10 s30-3.
Covers for switches, receptacles, connections, etc.
30‑4	 An	employer	or	contractor	shall	ensure	that:
(a)	 all	switches,	receptacles,	luminaires	and	junction	boxes	are	fitted	with	a	
cover that is approved for the intended use and location of the cover;
(b)	 all	wire	joints	or	connections	are:
(i)	 fitted	with	an	approved	cap	or	other	approved	cover;
(ii) enclosed in an approved box; or
(iii) if the wire joints or connections are not permanently installed, 
protected from damage by another approved means; and
(c)	 all	 dead,	 abandoned	 or	 disused	 electrical	 conductors	 or	 equipment	 are	
removed from the place of employment or disconnected and secured to prevent 
inadvertent energization.
31 Dec 2020 c S-15.1 Reg 10 s30-4.
Electrical equipment in tunnel or manhole
30‑5	 If	electrical	equipment	is	installed	in	a	tunnel	or	manhole,	an	employer	or	
contractor	shall	ensure,	if	reasonably	practicable,	that:
(a) the tunnel or manhole is kept clear of water; and
(b)	 the	electrical	equipment	is	protected	from	physical	or	mechanical	damage.
31 Dec 2020 c S-15.1 Reg 10 s30-5.

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Luminaires
30‑6 An employer or contractor shall ensure that a luminaire that is located at 
a height of less than 2.1 metres above a working or walking surface is protected 
against physical or mechanical damage by installation of a safeguard or the location 
of the luminaire.
31 Dec 2020 c S-15.1 Reg 10 s30-6.
Extension and power supply cords
30‑7 An employer or contractor shall ensure that an electrical extension or power 
supply	cord	used	for	supplying	energy	to	any	electrical	equipment:
(a) is approved for the intended use and location of the electrical extension 
or power supply cord;
(b)	 is	fitted	with	approved	cord	end	attachment	devices	that	are	installed	in	
an approved manner;
(c) is provided with a grounding conductor; and
(d) is maintained and protected from physical or mechanical damage.
31 Dec 2020 c S-15.1 Reg 10 s30-7.
Portable power cables and cable couplers
30‑8(1) An employer or contractor shall ensure that every portable power cable 
and	cable	coupler	is:
(a) protected from physical or mechanical damage; and
(b)	 inspected	by	a	competent	person	at	intervals	that	are	sufficient	to	protect	
the health and safety of workers.
(2)	 An	employer	or	contractor	shall	ensure	that:
(a)	 if	any	unsafe	condition	is	identified	in	a	portable	 power	cable	or	cable	
coupler, the portable power cable or the cable coupler is repaired or taken out 
of service; and
(b)	 every	splice	in	a	portable	power	cable	is	sufficiently	strong	and	adequately	
insulated to retain the mechanical and dielectric strength of the original cable.
(3)	 A	worker	shall	take	all	reasonably	practicable	steps	not	to	drive	equipment	
over, or otherwise damage, a portable power cable or cable coupler.
31 Dec 2020 c S-15.1 Reg 10 s30-8.
Portable luminaires
30‑9(1)	 If	a	portable	luminaire	is	used,	an	employer	or	contractor	shall	ensure	that:
(a)	 the	electrical	extension	cord	and	fittings	are	approved	for	the	intended	use	
and	location	of	the	extension	cord	and	fittings	and	are	properly	maintained;	and
(b)	 the	electrical	extension	cord	is	not	used	to	supply	power	to	any	equipment	
other	than	the	portable	luminaire	unless	the	cord	meets	the	requirements	of	
section 30-7.

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(2) An employer or contractor shall ensure that a portable luminaire used in a 
damp	location	or	in	a	metallic	enclosure,	including	a	drum,	tank,	vessel	or	boiler:
(a) is operated at a potential of not more than 12 volts; or
(b) is supplied by a circuit that is protected by a class A ground fault circuit 
interrupter.
31 Dec 2020 c S-15.1 Reg 10 s30-9.
Exposed metal parts
30‑10 An employer or contractor shall ensure that every exposed metal part of 
portable	 electrical	 equipment	 that	 is	 not	 designed	 to	 carry	 electrical	 current	 is	
connected	to	ground	unless:
(a)	 the	electrical	equipment	is	of	an	approved,	double-insulated	type	and	is	
clearly marked as such;
(b)	 power	 is	 supplied	 to	 the	 equipment	 through	 an	 isolating	 transformer	
having a non-grounded secondary of not more than 50 volts potential;
(c)	 power	is	supplied	to	the	equipment	through	a	class	A	ground	fault	circuit	
interrupter; or
(d)	 power	is	supplied	to	the	equipment	from	a	battery	of	not	over	50	volts	
potential.
31 Dec 2020 c S-15.1 Reg 10 s30-10.
Portable electric power plants
30‑11(1)	 An	employer,	contractor	or	supplier	shall	ensure	that:
(a) a portable electric power plant that is operated at voltages exceeding 240 
volts to ground or is rated in excess of 12.0 kilovolt-amperes is connected to 
ground in a manner approved pursuant to The Electrical Inspection Act, 1993; 
and
(b)	 all	 electrical	 equipment	 connected	 to	 an	 ungrounded	 portable	 electric	
power	plant:
(i) is of the double insulated type; and
(ii) is clearly marked as being of the double insulated type or is supplied 
from a class A ground fault interrupting device.
(2) Subsection (1) does not apply if the electrical energy is used for electric arc 
welding.
31 Dec 2020 c S-15.1 Reg 10 s30-11.

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Electrical panels
30‑12	 An	employer	or	contractor	shall	ensure	that	every	electrical	panel	is:
(a) approved for the intended use and location of the electrical panel;
(b) protected from physical or mechanical damage;
(c) readily accessible; and
(d)	 fitted	with	an	approved	cover	that	has	an	approved	filler	in	any	unused	
opening.
31 Dec 2020 c S-15.1 Reg 10 s30-12.
High voltage switchgear and transformers
30‑13(1) An employer or contractor shall ensure that a place where electrical 
switchgear	or	transformers	operating	at	high	voltage	are	housed	is:
(a) guarded;
(b) kept free of extraneous material; and
(c)	 adequately	ventilated.
(2)	 If	high	voltage	switchgear	or	transformers	are	housed,	an	employer	or	contractor	
shall	post	a	warning	sign	that:
(a) indicates the highest voltage in use; and
(b) states that access is restricted to authorized persons only.
31 Dec 2020 c S-15.1 Reg 10 s30-13.
Fire extinguishers
30‑14	 An	employer	or	contractor	shall	ensure	that	a	fire	extinguisher	approved	
for	Class	C	fires	is	readily	available	to	workers	working	on	or	near	energized	high	
voltage	electrical	equipment.
31 Dec 2020 c S-15.1 Reg 10 s30-14.
Grounding of equipment before work begins
30‑15 Before any work, other than work to which subsection 30-16(4) applies, 
begins	on	an	electrical	conductor	or	electrical	equipment	and	during	the	progress	
of	that	work,	an	employer	or	contractor	shall	ensure	that:
(a)	 the	electrical	conductor	or	electrical	equipment	is	isolated,	locked	out	and	
connected to ground; or
(b) other effective procedures are taken to ensure the safety of the workers.
31 Dec 2020 c S-15.1 Reg 10 s30-15.
Proximity to exposed energized high voltage electrical conductors
30‑16(1)	 In	this	section:
“applied science technologist” means an applied science technologist who 
is registered pursuant to The Saskatchewan Applied Science Technologists and 
Technicians Act and whose registration has not been suspended or cancelled;

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“certified technician”	means	a	certified	technician	who	is	registered	pursuant	
to The Saskatchewan Applied Science Technologists and Technicians Act and 
whose registration has not been suspended or cancelled;
“qualified electrical worker”	means:
(a)	 the	 holder	 of	 a	 journeyperson’s	 certificate	in	 the	 electrician	 trade	
issued pursuant to The Apprenticeship and Trade Certification Act, 1999, 
and includes an apprentice in the trade while under the supervision of 
a journeyperson;
(b)	 the	holder	of	a	journeyperson’s	certificate	in	the	power	lineperson	
trade issued pursuant to The Apprenticeship and Trade Certification 
Act, 1999 , and includes an apprentice in the trade while under the 
supervision of a journeyperson; or
(c)	 for	 the	 purpose	 of	 design,	 calibrating	 of	 equipment,	 inspection,	
monitoring,	 testing,	 and	 commissioning	 of	 equipment	 in	 high	 voltage	
installations, electrical engineers, applied science technologists or 
certified	technicians	who	have	achieved	professional	certification	within	
an electrical, electronics, industrial or instrumentation discipline;
“utility tree trimmer” means a person who has successfully completed a 
course that has been approved for the purposes of this section.
(2)	 An	employer	or	contractor	shall	ensure	that	a	qualified	electrical	worker	has	
had approved training in high voltage safety.
(3)	 No	 qualified	 electrical	 worker	 shall	 undertake	 high	 voltage	 electrical	 work	
unless	the	worker:
(a) has written proof of approved training in high voltage electrical safety; and
(b) has that written proof of approved training readily accessible at all times 
while working near energized high voltage electrical conductors.
(4) Except as otherwise provided in this section, an employer or contractor shall 
ensure that no worker works, no material is piled, stored or handled, no scaffold 
is	erected	or	dismantled	and	no	equipment	or	powered	mobile	equipment	is	used	
or operated within the minimum distance from any exposed energized electrical 
conductor set out in column 1 of Table 19 of the Appendix.
(5)	 Subsection	(2)	does	not	apply	to	a	worker	who	is	undertaking	a	specific	one-time	
activity	under	the	direct	supervision	of	a	qualified	electrical	worker.
(6) An employer or contractor shall ensure that no worker who is at ground potential 
approaches an exposed energized electrical conductor closer than the minimum 
distance set out in column 2 of Table 19 of the Appendix.
(7)	 An	employer	or	contractor	shall	ensure	that	only	a	qualified	electrical	worker	
works closer to an exposed energized electrical conductor than the minimum distance 
set out in column 2 of Table 19 of the Appendix.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(8)	 If	a	qualified	electrical	worker	works	closer	to	an	exposed	energized	electrical	
conductor than the minimum distance set out in column 2 of Table 19 of the Appendix, 
an	employer	or	contractor	shall	ensure	that:
(a)	 the	qualified	electrical	worker:
(i) performs the work in accordance with written instructions for a safe 
work procedure that have been developed and signed by a competent 
person who has been appointed by the employer or contractor for that 
purpose;
(ii)	 uses	 equipment	 that	 is	 approved	 for	 the	 intended	 use	 of	 the	
equipment;	and
(iii)	 uses	personal	protective	equipment	that	meets	the	requirements	
of Part 7; or
(b)	 the	conductor	is	operating	at	25	kilovolts	or	less	and	is	fitted	with	rubber	
and	rubber-like	insulating	barriers	that	meet	the	requirements	of	an	approved	
standard.
(9) An employer or contractor shall ensure that no part of a vehicle is operated 
on a public road, highway, street, lane or alley within the minimum distance from 
an exposed energized electrical conductor set out in column 3 of Table 19 of the 
Appendix and that no part of a vehicle’s load comes within the minimum distance.
(10) An employer or contractor shall ensure that no utility tree trimmer works 
within the minimum distance from an exposed energized electrical conductor set 
out	in:
(a) column 4 of Table 19 of the Appendix for utility tree trimmers using 
conducting objects exposed to energized parts;
(b) column 5 of Table 19 of the Appendix for utility tree trimmers using rated 
tools exposed to energized parts;
(c) column 6 of Table 19 of the Appendix for utility tree trimmers using rated 
insulating booms.
31 Dec 2020 c S-15.1 Reg 10 s30-16.
Exposed energized electrical conductors operating at certain voltages
30‑17	 If	 work	 is	 being	 carried	 out	 in	 proximity	 to	 exposed	 energized	 electrical	
conductors operating at 31 to 750 volts, an employer or contractor shall ensure 
that the work is carried out so that accidental contact with the energized electrical 
conductor by any worker is prevented.
31 Dec 2020 c S-15.1 Reg 10 s30-17.
Emergency program
30‑18(1)	 If	an	electrical	worker	may	come	in	contact	with	an	exposed	energized	
electrical conductor and that contact may affect the health or safety of the worker, 
an employer or contractor shall develop and implement an emergency program that 
sets out the procedures to be followed in the event of that contact.

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(2) An emergency program developed pursuant to subsection (1) must include 
procedures:
(a) to rescue a worker who has come into contact with a live conductor;
(b)	 to	administer	first	aid	to	a	worker	who	has	sustained	an	electric	shock;	and
(c) to obtain medical assistance.
(3)	 An	employer	or	contractor	shall	ensure	that	the	workers	are	adequately	trained	
to implement the emergency program.
31 Dec 2020 c S-15.1 Reg 10 s30-18.
PART 31
Additional Protection for Health Care Workers
Definitions for Part
31‑1	 In	this	Part:
“contaminated laundry” means laundry that has been contaminated by 
waste;
“health care facility”	means:
(a)	 a	health	facility	as	defined	in	The Health Facilities Licensing Act;
(b)	 a	 facility	 for	 which	 a	 licence	 or	 certificate	of	 approval	 is	 required	
pursuant to The Residential Services Act;
(c)	 a	facility	for	which	a	licence	is	required	pursuant	to	The Personal 
Care Homes Act;
(d) a facility within the meaning of The Mental Health Services Act;
(e) a hospital, nursing home or institution designated pursuant to The 
Provincial Health Authority Act as	a	facility	as	defined	in	that	Act;
(f)	 a	health	care	organization	as	defined	in	The Cancer Agency Act;
(g) a medical laboratory within the meaning of The Medical Laboratory 
Licensing Act or The Medical Laboratory Licensing Act, 1994;
(h) with respect to the delivery of health services within the meaning of 
The Provincial Health Authority Act or the operation of a facility within 
the	meaning	of	that	Act:
(i) a provincial health authority;
(ii) a health care organization; or
(iii) any other provider of services within the meaning of that Act;
(i) a laundry facility that is located in, or that provides services to, a 
facility listed in clauses (a) to (g) or that is operated by a body listed in 
clause (h);
(j) an ambulance service within the meaning of The Ambulance Act;

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(k) an air ambulance service within the meaning of The Ambulance Act;
(l) a home care service pursuant to clause 2(4) (n) of The Provincial 
Health Authority Administration Regulations;
(m)	 a	medical	office	or	medical	clinic;
(n)	 a	dental	office	or	dental	clinic;
(o)	 a	veterinary	office	or	veterinary	clinic;
(p) a blood collection agency; or
(q)	 any	 other	 place	 of	 employment	 that	 provides	 testing,	 diagnosis,	
treatment or care to a patient, resident or client for the purpose of 
improving or maintaining the physical or mental health of the patient, 
resident or client;
“waste” means any biomedical or pharmaceutical material or substance that 
may	be	hazardous	to	the	health	or	safety	of	a	worker	and	that	requires	special	
handling	precautions,	decontamination	procedures	or	disposal,	and	includes:
(a) human anatomical waste;
(b) animal anatomical waste;
(c) microbiological laboratory waste;
(d)	 blood	and	body	fluid	waste;	and
(e) used or contaminated needles, syringes, blades, clinical glass and 
other clinical items that are capable of causing a cut or puncture.
31 Dec 2020 c S-15.1 Reg 10 s31-1.
Application of Part
31‑2 This Part applies to health care facilities.
31 Dec 2020 c S-15.1 Reg 10 s31-2.
Additional requirements re supervisors in health care facilities
31‑3(1)	 In	addition	to	the	requirements	of	section	3-6,	an	employer,	contractor	or	
owner shall appoint competent persons to supervise at the place of employment.
(2) An employer, contractor or owner shall ensure that every supervisor appointed 
pursuant to subsection (1) is knowledgeable about, and experienced in the following 
matters	that	are	within	the	area	of	the	supervisor’s	responsibility:
(a) safe work practices and procedures, including the use of engineering 
controls in use at the place of employment;
(b) the safe handling, use and storage of hazardous substances;
(c)	 techniques	for	safely	mobilizing,	lifting,	holding,	turning,	positioning	and	
transferring patients, residents and clients;
(d) the handling, use, maintenance and storage of personal protective 
equipment;
(e) the appropriate response to any emergency situation at the place of 
employment.

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(3) An employer, contractor or owner shall ensure that every supervisor appointed 
pursuant to subsection (1) is knowledgeable in the following matters that are within 
the	area	of	the	supervisor’s	responsibility:
(a) the duties and responsibilities of all workers being supervised by the 
supervisor;
(b) the training of workers under the supervision of the supervisor in safe 
work practices and procedures.
(4) An employer, contractor or owner who has appointed a supervisor pursuant to 
subsection (1) shall ensure that all workers and self-employed persons who work 
at the place of employment and who are to be supervised by that supervisor are 
informed of the name of the supervisor.
31 Dec 2020 c S-15.1 Reg 10 s31-3.
Patient moving and handling
31‑4(1)	 If	workers	are	required	or	permitted	to	mobilize,	lift,	hold,	turn,	position	
or	transfer	patients,	residents	or	clients,	an	employer:
(a) in consultation with the committee, shall develop a written program 
specifying:
(i) the procedures to be used by a competent person to assess whether 
a	patient,	resident	or	client	requires	assistance	to	move;	and
(ii)	 subject	to	subsection	(2),	the	procedures	and	techniques	that	workers	
must use when mobilizing, lifting, holding, turning, positioning or 
transferring a patient, resident or client under all reasonably foreseeable 
circumstances;
(b) shall implement the program developed pursuant to clause (a);
(c) shall make readily available for reference by workers a copy of the program 
developed pursuant to clause (a);
(d) if the program developed pursuant to clause (a) and implemented pursuant 
to	clause	(b)	requires	the	use	of	equipment,	shall	provide	equipment,	sufficient	
in	quantity,	capacity	and	quality	to	protect	the	health	and	safety	of	workers,	
to assist with mobilizing, lifting, holding, turning, positioning or transferring 
patients, residents or clients;
(e) in consultation with the committee, shall develop a written plan respecting 
the	ongoing	evaluation	and	selection	of	the	equipment	mentioned	in	clause	(d);
(f)	 shall	consult	with	workers	who	use	the	equipment	mentioned	in	clause	(d)	
on	the	ongoing	evaluation	and	selection	of	that	equipment;
(g) shall ensure that workers use, and that competent persons maintain, 
the	 equipment	 mentioned	 in	 clause	 (d)	 according	 to	 the	 manufacturer’s	
recommendations;
(h)	 shall	ensure	that	a	preventative	maintenance	program	for	the	equipment	
mentioned in clause (d) is implemented that meets the manufacturer’s 
recommendations; and

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(i)	 shall	ensure	that	workers:
(i) are instructed in the causes of injuries resulting from mobilizing, 
lifting, holding, turning, positioning or transferring patients, residents 
or clients and the means to prevent those injuries;
(ii)	 subject	 to	 subsection	 (2)	 and	 in	 addition	 to	 the	 requirements	 of	
section	 3-8,	 are	 trained	 in,	 and	 use,	 the	 procedures	 and	 techniques	 of	
mobilizing, lifting, holding, turning, positioning and transferring patients, 
residents or clients as described in subclause (a) (ii); and
(iii)	 are	trained	in	the	use	of	the	equipment	mentioned	in	clause	(d)	that	
the workers will be expected to use at the worksite.
(2)	 The	procedures	and	techniques	mentioned	in	subclauses	(1)	(a)	(ii)	and	(i)	(ii)	
must	be	consistent	with	the	requirements	set	out	in	section	6-18.
(3)	 If	 a	 patient,	 resident	 or	 client	 has	 been	 assessed	 as	 requiring	 assistance	 to	
move,	an	employer	shall:
(a) ensure that the status of the patient, resident or client and the appropriate 
techniques	to	mobilize,	lift,	hold,	turn,	position	or	transfer	the	patient,	resident	
or	client	are	clearly	identified	in	writing	or	by	other	visual	means	at	or	near	
the location of the patient, resident or client; and
(b)	 if	the	technique	specified	in	clause	(a)	requires	more	than	1	worker	or	the	
use	of	equipment,	ensure	that	the	number	of	workers	needed	and	the	equipment	
to	be	used	are	also	clearly	specified	in	writing	or	by	other	visual	means	at	or	
near the location of the patient, resident or client.
(4) An employer, in consultation with the committee, shall review all injuries 
resulting from mobilizing, lifting, holding, turning, positioning or transferring 
patients, residents or clients to determine the causes of the injuries.
(5) An employer shall take appropriate action to prevent the occurrence of injuries 
similar to an injury reviewed pursuant to subsection (4).
(6)	 If	a	program	developed	pursuant	to	clause	(1)	(a)	and	implemented	pursuant	to	
clause	(1)	(b),	or	a	technique	identified	in	subsection	(3),	specifies	the	use	of	equipment	
or	the	assistance	of	another	worker,	no	employer	shall	require	or	permit	a	worker	
to mobilize, lift, hold, turn, position or transfer a patient, resident or client without 
the use of the device or the assistance of the other worker.
(7)	 Except	in	a	life-threatening	emergency,	the	employer	shall	not	require	or	permit	
a worker to mobilize, lift, hold, turn, position or transfer a patient, resident or client 
until the patient, resident or client has been assessed pursuant to the program 
developed pursuant to clause (1) (a) and implemented pursuant to clause (1) (b).
31 Dec 2020 c S-15.1 Reg 10 s31-4.
Cytotoxic drugs
31‑5(1)	 In	this	section,	“cytotoxic drugs” means drugs that inhibit or prevent 
the functions of cells and are manufactured, sold or represented for use in treating 
neoplastic or other conditions.

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(2) An employer shall take all practicable steps to minimize the exposure of workers 
to	cytotoxic	drugs	or	to	materials	or	equipment	contaminated	with	cytotoxic	drugs.
(3)	 If	workers	prepare	parenteral	cytotoxic	drugs	on	a	frequent	and	continuing	
basis, an employer shall provide and maintain an approved biological safety cabinet 
in accordance with subsection (4) and ensure that workers use the cabinet safely.
(4)	 A	biological	safety	cabinet	must	be:
(a)	 inspected	and	certified	by	a	competent	person	at	least	annually	and	when	
the biological safety cabinet is moved; and
(b) used and maintained according to an approved procedure or the 
manufacturer’s recommendations.
(5)	 If	workers	are	required	to	prepare,	administer,	handle	or	use	cytotoxic	drugs	
or are likely to be exposed to cytotoxic drugs, an employer, in consultation with 
the committee, shall develop a written program to protect the health and safety 
of	 workers	 who	 may	 be	 exposed	 to	 cytotoxic	 drugs	 or	 to	 materials	 or	 equipment	
contaminated with cytotoxic drugs.
(6)	 A	program	developed	pursuant	to	subsection	(5)	must	include:
(a) the measures to be taken to identify, store, prepare, administer, handle, 
use, transport and dispose of cytotoxic drugs and materials contaminated with 
cytotoxic drugs;
(b)	 the	emergency	steps	to	be	followed	in	the	event	of:
(i) a spill or leak of a cytotoxic drug; or
(ii) worker exposure to cytotoxic drugs by a puncture of the skin, 
absorption through the skin, contact with an eye, inhalation of drug dust 
or ingestion of a contaminated substance;
(c)	 the	methods	to	be	followed	in	maintaining	and	disposing	of	equipment	
contaminated with cytotoxic drugs;
(d) the use to be made of engineering controls, work practices, hygiene 
practices and facilities, approved respiratory protective devices, approved eye or 
face	protectors	and	other	personal	protective	equipment	and	decontamination	
materials	and	equipment	that	are	appropriate	in	the	circumstances;	and
(e) the use to be made of an approved biological safety cabinet for the 
preparation of cytotoxic drugs and the methods to be followed in maintaining 
the cabinet.
(7)	 An	employer	shall:
(a) implement the program developed pursuant to subsection (5);
(b) ensure that all workers who may be exposed to cytotoxic drugs or to 
materials	or	equipment	contaminated	with	cytotoxic	drugs	are	trained	in	the	
program; and
(c) make a copy of the program readily available for reference by workers.
31 Dec 2020 c S-15.1 Reg 10 s31-5.

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Waste
31‑6(1)	 If	exposure	to	waste	is	likely	to	endanger	the	health	or	safety	of	a	worker,	
an	employer	shall	develop	and	implement	a	process	that	ensures	that	the	waste:
(a) is segregated at the place where the waste is located or produced;
(b) is contained in a secure, clearly labelled package or container that holds 
the contents safely until it is cleaned, decontaminated or disposed of; and
(c) is cleaned, decontaminated or disposed of in a manner that will not 
endanger the health or safety of any worker.
(2)	 An	employer	shall	ensure	that:
(a) a worker or self-employed person who generates, collects, transports, 
cleans, decontaminates or disposes of waste or launders contaminated laundry 
is trained in safe work practices and procedures, and is provided with personal 
protective	equipment,	that	are	appropriate	to	the	risks	associated	with	the	
worker’s work; and
(b) a worker or self-employed person described in clause (a) uses the safe work 
practices	and	procedures	and	the	personal	protective	equipment	mentioned	
in that clause.
31 Dec 2020 c S-15.1 Reg 10 s31-6.
Equipment contaminated with waste
31‑7	 An	 employer	 shall	 ensure	 that,	 if	 reasonably	 practicable,	 any	 equipment	
that has been contaminated with waste is inspected and decontaminated before it 
is repaired or shipped for repair.
31 Dec 2020 c S-15.1 Reg 10 s31-7.
Waste needles, etc.
31‑8(1) An employer shall provide readily accessible containers for waste needles, 
syringes, blades, clinical glass and any other clinical items that are capable of 
causing a cut or puncture and shall ensure that workers and self-employed persons 
use those containers.
(2)	 The	containers	required	by	subsection	(1)	must:
(a)	 have	a	fill	line;
(b)	 be	clearly	identified	as	containing	hazardous	waste;	and
(c) be sturdy enough to resist puncture under normal conditions of use and 
handling until the containers are disposed of.
(3) An employer shall ensure that workers do not manually clip, bend, break or 
recap waste needles.
31 Dec 2020 c S-15.1 Reg 10 s31-8.
Selecting needle‑safe devices
31‑9(1)	 In	this	section	and	in	section	31-10:
“contaminated”	means	contaminated	with:
(a) human blood;
(b)	 fluids	containing	visible	amounts	of	human	blood;

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(c)	 any	of	the	following	potentially	infectious	human	bodily	fluids:
(i) semen;
(ii) vaginal secretions;
(iii)	 cerebrospinal	fluid;
(iv)	 synovial	fluid;
(v)	 pleural	fluid;
(vi)	 pericardial	fluid;
(vii)	 peritoneal	fluid;
(viii)	 amniotic	fluid;
(ix) saliva;
(x) breast milk;
(d)	 fluids	from	any	unfixed	tissue	or	organ,	other	than	intact	skin,	from	
a human, living or dead;
(e) cell, tissue or organ cultures, or other solutions, that may contain a 
human blood-borne infectious organism; or
(f)	 fluids	from	tissues	of	experimental	animals	infected	with	a	blood-borne	
infectious organism from a human source;
“needles with engineered sharps injury protections” means hollow bore 
needles	or	devices	with	hollow	bore	needles	that:
(a) are commercially available;
(b) are approved as medical devices by Health Canada;
(c) have a built-in safety feature or mechanism that eliminates or 
minimizes the risk of a percutaneous injury; and
(d)	 are	used	for	purposes	that	include:
(i)	 withdrawing	bodily	fluids;
(ii) accessing a vein or artery; and
(iii)	 administering	medications	or	other	fluids;
“needleless system” means a commercially available device approved as a 
medical	device	by	Health	Canada	that	replaces	a	hollow	bore	needle	for	use	in:
(a)	 the	collection	of	bodily	fluids;
(b)	 the	withdrawal	of	bodily	fluids	after	initial	venous	or	arterial	access	
is established;
(c)	 the	administration	of	medication	or	fluids;	or
(d) any other procedure in which it is reasonably anticipated that a 
worker could incur a percutaneous injury with a contaminated hollow 
bore needle;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
“public health emergency” means an occurrence or imminent threat of a 
significant	risk	to	public	health	caused	by:
(a) an epidemic or pandemic disease; or
(b) a novel, highly fatal infectious agent or associated biological toxin.
(2)	 This	section	and	section	31-10	apply:
(a) to all health care facilities except those mentioned in clauses (h) and (n) 
of	the	definition	of	health	care	facility;
(b)	 to	a	correctional	facility	as	defined	in	The Correctional Services Act, 2012; 
and
(c)	 to	a	youth	custody	facility	as	defined	in	the	Youth Criminal Justice Act 
(Canada).
(3) Subject to subsection (4), for tasks and procedures in which it is reasonably 
anticipated that a worker or self-employed person may incur a percutaneous injury 
from	a	contaminated	hollow	bore	needle,	the	employer	or	contractor	must:
(a) identify, evaluate and select needles with engineered sharps injury 
protections or needleless systems, in consultation with representatives of 
those workers or self-employed persons who will use the selected device; and
(b) ensure that the needles with engineered sharps injury protections and 
needleless systems selected pursuant to clause (a) are used.
(4)	 Subsection	(3)	does	not	apply:
(a) if the employer or contractor can demonstrate that needles with engineered 
sharps injury protections or needleless systems pose an additional risk to the 
patient, worker or self-employed person;
(b) to any biological or antibiotic product in an injection-ready needle device 
that is present in Saskatchewan on the day on which this section comes into 
force;
(c) to any needles or needle devices that are obtained during a public health 
emergency for use in that emergency;
(d) to needles or needle devices for use in a public health emergency that 
are stockpiled for use in a public health emergency and are present in 
Saskatchewan on the day on which this section comes into force.
31 Dec 2020 c S-15.1 Reg 10 s31-9.
Injury log
31‑10(1) An employer or contractor must maintain an injury log for all exposures 
involving a percutaneous injury with a sharp that may be contaminated.
(2)	 Entries	in	the	injury	log	maintained	pursuant	to	subsection	(1)	must:
(a)	 protect	the	confidentiality	of	the	exposed	worker	or	self-employed	person;	
and

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(b)	 contain	at	least	the	following	information:
(i) the type and brand of the device involved in the exposure incident;
(ii) the department or work area in which the exposure occurred;
(iii) an explanation of how the exposure occurred.
31 Dec 2020 c S-15.1 Reg 10 s31-10.
Contaminated laundry
31‑11(1) An employer shall ensure that workers handle contaminated laundry 
as little as possible and with minimum agitation to prevent gross microbial 
contamination of the air and of any worker handling the laundry.
(2) At a laundry facility that is established or extensively renovated after the 
coming into force of these regulations, an employer shall ensure that the area where 
contaminated laundry is sorted is separated from the clean laundry area by one or 
more	of	the	following:
(a) a physical barrier;
(b) a negative air pressure system in the contaminated laundry area;
(c)	 a	positive	air	flow	from	the	clean	laundry	area	through	the	contaminated	
laundry area.
31 Dec 2020 c S-15.1 Reg 10 s31-11.
Anaesthetic gases
31‑12	 If	workers	are	required	to	handle	or	use	anaesthetic	gases	and	vapours	or	
are	likely	to	be	exposed	to	anaesthetic	gases	and	vapours,	an	employer	shall:
(a) develop safe work practices and procedures to eliminate or reduce the 
concentration of anaesthetic gases and vapours in the air of the room during 
the administration of the anaesthetic gases;
(b) train workers in the safe work practices and procedures developed 
pursuant to clause (a) and ensure that the workers and self-employed persons 
use those safe work practices and procedures;
(c) ensure that all anaesthetic gas hoses, connections, tubing, bags and 
associated	equipment	are	inspected	for	leakage	before	each	use	and	at	least	
weekly;
(d) ensure that any room where anaesthetic gases are administered is, if 
reasonably practicable, ventilated at a rate of 15 air changes per hour;
(e) install an effective waste anaesthetic gas scavenging system to collect, 
remove and dispose of waste anaesthetic gases and vapours;
(f) except in birthing rooms where anaesthetic gas is self-administered, 
ensure that leakage from a waste anaesthetic gas scavenging system installed 
pursuant to clause (e) is less than 100 millilitres per minute when tested 
according to an approved standard; and
(g) ensure that the waste anaesthetic gas scavenging system and the 
equipment	used	to	administer	anaesthetic	gases	are	maintained.
31 Dec 2020 c S-15.1 Reg 10 s31-12.

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Ethylene oxide sterilizers
31‑13(1)	 In	 this	 section,	 “CSA installation standard”  means the Canadian 
Standards Association standard CAN/CSA-Z314.9-M89  Installation, Ventilation 
and Safe Use of Ethylene Oxide Sterilizers in Health Care Facilities.
(2) An employer shall ensure, to the extent that is practicable, that all ethylene 
oxide sterilizers at a place of employment are operated and maintained in accordance 
with the CSA installation standard.
(3)	 An	employer,	in	consultation	with	the	committee,	shall	develop:
(a)	 safe	work	practices	and	policies	that	meet	the	requirements	of	the	CSA	
installation standard; and
(b) an emergency response program to detect, control and respond to any leak 
or	spill	of	ethylene	oxide	that	meets	the	requirements	of	the	CSA	installation	
standard.
(4)	 An	employer	shall:
(a) implement the safe work practices and policies and the emergency 
response program developed pursuant to subsection (3); and
(b) ensure that workers who operate ethylene oxide sterilizers and workers 
who	may	come	into	contact	with	ethylene	oxide:
(i) are trained in accordance with the CSA installation standard; and
(ii) follow the safe work practices and policies and the emergency 
response program developed pursuant to subsection (3).
(5) An employer shall ensure that all areas where ethylene oxide is used or stored 
are	 posted	 with	 clearly	 legible	 signs	 that	 state	 “Ethylene	 Oxide	 Area,	 Potential	
Cancer	and	Reproductive	Hazard,	Authorized	Personnel	Only”.
(6)	 An	 employer	 shall	 ensure	 that	 all	 records	 of	 equipment	 maintenance	 and	
accidental ethylene oxide leakages are kept for 5 years in a log book located in the 
ethylene oxide sterilization area.
(7) An employer shall ensure that an ethylene oxide sterilizer purchased after the 
coming	into	force	of	these	regulations:
(a) is constructed in accordance with the Canadian Standards Association 
standard CAN/CSA-Z314.1-M91 Ethylene Oxide Sterilizers for Hospitals;
(b)	 is	installed	in	accordance	with	and	meets	the	ventilation	requirements	
of the CSA installation standard; and
(c) if reasonably practicable, is a sterilizer with in-chamber aeration that 
allows sterilization and aeration to take place without manually transferring 
the	items	that	are	being	sterilized	and	aerated	from	one	piece	of	equipment	
to another.
(8) An employer shall ensure that portable ethylene oxide sterilizers are operated 
in a fume cabinet or placed in a self-contained room that is unoccupied during the 
sterilization process and is ventilated clear of the place of employment at a minimum 
rate of 10 air changes per hour to prevent the accumulation of the gas in the room.
31 Dec 2020 c S-15.1 Reg 10 s31-13.

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Review of programs, etc.
31‑14 An employer, in consultation with the committee, shall ensure that all 
programs, training, work practices, procedures and policies developed pursuant to 
this Part are reviewed and, if necessary, revised at least every 3 years and whenever 
there is a change of circumstances that may affect the health or safety of workers.
31 Dec 2020 c S-15.1 Reg 10 s31-14.
PART 32
Additional Protection for Firefighters
Definitions for Part
32‑1	 In	this	Part:
“emergency incident”	 means	 the	 circumstances	 giving	 rise	 to	 a	 specific	
emergency operation;
“emergency medical care” means the provision of treatment to patients, 
including	first	aid,	cardiopulmonary	resuscitation,	basic	life	support,	advanced	
life support and other medical procedures that occur before arriving at a 
hospital or other health care facility;
“emergency operation”	 means	 the	 activities	 relating	 to	 rescue,	 fire	
suppression, emergency medical care and special operations, and includes the 
response to the scene of an incident and all functions performed at the scene;
“evolution” means a set of standard operating procedures that results in an 
effective response to an emergency incident;
“firefighter”	means	a	worker	whose	duties	include:
(a)	 emergency	operations,	fire	inspection	and	fire	investigation;	and
(b) training for the activities mentioned in clause (a); 
and includes a worker whose duties include directing any or all of the activities 
mentioned in clauses (a) and (b);
“firefighting vehicle” means a specialized vehicle that carries an assortment 
of	tools	and	equipment	for	use	by	firefighters	in	emergency	operations;
“fire suppression” means the activities involved in controlling and 
extinguishing	 fires,	including	 all	 activities	 performed	 at	 the	 scene	 of	 a	 fire	
incident	or	training	exercise	that	expose	firefighters	to	the	dangers	of	heat,	
flame,	 smoke	 and	 other	 products	 of	 combustion,	 explosion,	 or	 structural	
collapse;
“rescue” means activities directed at locating endangered persons at an 
emergency incident and removing those persons from danger, and includes 
treating the injured;
“special operations”	 means	 emergency	 incidents	 to	 which	 firefighters	
respond	that	require	specific	and	advanced	training	and	specialized	tools	and	
equipment,	and	includes	water	rescue,	confined	space	entry,	high-angle	rescue	
and incidents involving hazardous materials;

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“standard operating procedure” means an operational directive prepared 
by an employer that establishes a standard course of action for the emergency 
incidents	to	which	a	firefighter	is	required	to	respond;
“structural firefighting”	 means	 the	 activities	 of	 rescue,	 fire	 suppression	
and property conservation involving buildings, enclosed structures, vehicles, 
vessels,	aircraft	or	other	large	objects	that	are	involved	in	a	fire	or	emergency	
incident.
31 Dec 2020 c S-15.1 Reg 10 s32-1.
Application of Part
32‑2	 This	Part	applies	to	firefighters	who	are	engaged	in	emergency	operations	on	
a	full-time	or	part-time	basis	and	their	employers,	but	does	not	apply	to:
(a)	 firefighters	fighting	wildfires	that	the	ministry,	as	defined	in	The Wildlfire 
Act:
(i) is responsible for, pursuant to section 10 of that Act; or
(ii) takes action to control and extinguish, pursuant to section 12 of 
that Act; or
(b)	 firefighters	fighting	fires	underground	at	mines.
31 Dec 2020 c S-15.1 Reg 10 s32-2.
Plan for response to emergency incident
32‑3(1) An employer, in consultation with the committee, shall develop a written 
plan	that	establishes	the	procedures	to	be	followed	by	firefighters	in	response	to	an	
emergency incident.
(2)	 A	plan	required	by	subsection	(1)	must	include:
(a)	 identification	of	standard	firefighting	functions	or	evolutions,	including	
functions or evolutions that must be performed simultaneously;
(b)	 the	 minimum	 number	 of	 firefighters	 required	 to	 perform	 safely	 each	
identified	 firefighting	 function	 or	 evolution,	 based	 on	 written	 standard	
operating procedures;
(c)	 the	number	and	types	of	firefighting	vehicles	and	firefighters	required	for	
the	initial	response	to	each	type	of	emergency	incident	to	which	the	firefighters	
will be expected to respond;
(d)	 the	 total	 complement	 of	 firefighting	 vehicles	 and	 firefighters	 to	 be	
dispatched for each type of emergency incident;
(e) a description of a typical emergency operation, including alarm time, 
response	time,	arrival	sequence,	responsibility	for	initiating	standard	operating	
procedures	necessary	to	protect	the	health	and	safety	of	firefighters;
(f) an incident management system; and
(g) a personnel accountability system.

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(3)	 An	employer	shall:
(a) ensure that the plan developed pursuant to subsection (1) is implemented; 
and
(b)	 make	a	copy	of	the	plan	readily	available	for	reference	by	firefighters.
31 Dec 2020 c S-15.1 Reg 10 s32-3.
Training of firefighters
32‑4(1)	 An	employer	shall	ensure	that:
(a)	 every	 firefighter	 receives	 the	 training	 necessary	 to	 ensure	 that	 the	
firefighter	 is	 able	 to	 carry	 out	 safely	 any	 emergency	 operation	 that	 the	
firefighter	will	be	expected	to	carry	out;
(b)	 the	training	required	by	clause	(a)	is	provided	by	competent	persons;	and
(c)	 a	written	record	is	kept	of	all	training	delivered	to	firefighters	pursuant	
to this Part.
(2)	 An	 employer	 shall	 ensure	 that	 every	 firefighting	 vehicle	 is	 operated	 by	 a	
competent operator.
31 Dec 2020 c S-15.1 Reg 10 s32-4.
General standards for vehicles and equipment
32‑5	 An	employer,	contractor	or	owner	shall	ensure	that	all	firefighting	vehicles	
and	 all	 equipment	 for	 use	 in	 emergency	 operations	 are	 designed,	 constructed,	
operated,	maintained,	inspected	and	repaired	so	as	to	protect	adequately	the	health	
and	safety	of	firefighters.
31 Dec 2020 c S-15.1 Reg 10 s32-5.
Securing of equipment, etc., in vehicles
32‑6	 If	equipment	or	personal	protective	equipment	is	carried	within	a	seating	
area	of	a	firefighting	vehicle,	an	employer,	contractor	or	owner	shall	ensure	that:
(a)	 the	items	of	equipment	are	secured:
(i) by a positive mechanical means of holding the item in a stowed 
position; or
(ii) in a compartment with a positive latching door; and
(b) the compartment mentioned in subclause (a) (ii) is designed to minimize 
injury	to	firefighters	in	the	seating	area	of	the	vehicle.
31 Dec 2020 c S-15.1 Reg 10 s32-6.
Inspection of firefighting vehicles and equipment
32‑7	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 all	 firefighting	vehicles	 and	 firefighting	equipment	 are	 inspected	 by	 a	
competent person for defects and unsafe conditions as often as is necessary to 
ensure	that	the	vehicles	and	equipment	are	capable	of	safe	operation;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(b)	 if	a	defect	or	unsafe	condition	that	may	create	a	hazard	to	a	firefighter	is	
identified	in	a	firefighting	vehicle	or	firefighting	equipment:
(i) steps are taken immediately to protect the health and safety of any 
firefighter	who	may	be	at	risk	until	the	defect	is	repaired	or	the	unsafe	
condition is corrected; and
(ii) as soon as is reasonably practicable, the defect is repaired or the 
unsafe condition is corrected; and
(c)	 a	written	record:
(i) is kept of all inspections carried out pursuant to clause (a);
(ii) is signed by the competent person who performs the inspection; and
(iii) is kept at the place of employment and is made readily available to 
the	committee,	the	representative	and	the	firefighters.
31 Dec 2020 c S-15.1 Reg 10 s32-7.
Repair of firefighting vehicles
32‑8	 An	employer,	contractor	or	owner	shall	ensure	that:
(a)	 all	repairs	to	firefighting	vehicles	of	defects	or	unsafe	conditions	that	may	
put	at	risk	the	health	or	safety	of	firefighters	are	made	in	accordance	with	the	
vehicle	manufacturer’s	instructions	and	by	qualified	persons	experienced	with	
the type of vehicle or the type of work to be performed; and
(b)	 a	written	record:
(i)	 is	kept	of	all	repairs	made	to	a	firefighting	vehicle;	and
(ii) is kept at the place of employment and is made readily available to 
the	committee,	the	representative	and	the	firefighters.
31 Dec 2020 c S-15.1 Reg 10 s32-8.
Transportation of firefighters
32‑9(1) Subject to subsection (3), an employer, contractor or owner shall ensure 
that:
(a)	 all	 firefighting	 vehicles	 are	 provided	 with	 safe	 crew	 accommodations	
within	the	body	of	the	vehicle	and	are	equipped	with	properly	secured	seats	
and seat-belts;
(b)	 while	a	firefighting	vehicle	is	transporting	firefighters,	every	firefighter	
is seated and uses a seat-belt when the vehicle is in motion; and
(c)	 no	firefighter	rides	on	the	tailstep,	side	steps,	running	boards	or	in	any	
other	exposed	position	on	a	firefighting	vehicle.
(2)	 If	 there	 are	 an	 insufficient	 number	 of	 seats	 available	 for	 the	 number	 of	
firefighters	who	 are	 assigned	 to	 or	 expected	 to	 ride	 on	 a	 firefighting	vehicle,	 an	
employer, contractor or owner shall ensure that there is a safe alternate means of 
transportation	for	those	firefighters.

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(3)	 Clauses	 (1)	(b)	 and	 (c)	 do	 not	 apply	 where	 a	 firefighter	is	 fighting	a	 prairie,	
grassland	or	crop	fire,	and	the	employer,	contractor	or	owner	ensures	that:
(a)	 a	restraining	device	is	used	to	prevent	the	firefighter	from	falling	from	
the	firefighting	vehicle;
(b)	 an	 effective	 means	 of	 communication	 between	 the	 firefighter	and	 the	
operator	of	the	firefighting	vehicle	is	provided;	and
(c)	 a	 firefighter	 does	 not	 operate	 the	 firefighting	 vehicle	 at	 a	 speed	 that	
exceeds 20 kilometres per hour.
31 Dec 2020 c S-15.1 Reg 10 s32-9.
Personal protective equipment
32‑10	 An	employer,	contractor	or	owner	shall	provide	to	a	firefighter	who	engages	in	
or	is	exposed	to	the	hazards	of	emergency	operations,	and	ensure	that	the	firefighter	
uses,	approved	personal	protective	equipment	that	is	appropriate	to	the	nature	of	
the	risk	to	which	the	firefighter	will	be	exposed	and	that	is	adequate	to	protect	the	
health	and	safety	of	the	firefighter.
31 Dec 2020 c S-15.1 Reg 10 s32-10.
Interior structural firefighting
32‑11	 If	 firefighters	are	 required	 or	 permitted	 to	 engage	 in	 interior	 structural	
firefighting,	an	employer	shall	ensure	that:
(a)	 the	firefighters	work	in	teams;	and
(b)	 a	suitably	equipped	rescue	team	is	readily	available	outside	the	structure	
to	 rescue	 an	 endangered	 firefighter	 if	 the	 firefighter’s	 SCBA	 fails	 or	 the	
firefighter	becomes	incapacitated	for	any	other	reason.
31 Dec 2020 c S-15.1 Reg 10 s32-11.
Personal alert safety system
32‑12(1)	 An	employer,	contractor	or	owner	shall	provide	each	firefighter	who	enters	
a	 structure	 during	 firefighting	with	 an	 approved	 personal	 alarm	 safety	 system	
(PASS)	device	and	ensure	that	the	firefighter	uses	the	device.
(2) An employer, contractor or owner shall ensure that each PASS device is tested 
at least monthly and before each use, and maintained in accordance with the 
manufacturer’s instructions.
31 Dec 2020 c S-15.1 Reg 10 s32-12.
Safety ropes, harnesses and hardware
32‑13	 An	 employer,	 contractor	 or	 owner	 shall	 provide	 for	 use	 by	 a	 firefighter	
approved safety ropes, harnesses and hardware that are appropriate to the nature 
of	the	risk	to	which	the	firefighter	will	be	exposed	and	adequate	to	protect	the	health	
and	safety	of	the	firefighter,	and	ensure	that	the	firefighter	uses	them.
31 Dec 2020 c S-15.1 Reg 10 s32-13.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
PART 33
Prime Contractor
Definitions for Part
33‑1	 In	this	Part:
“construction industry” does not include activities or operations undertaken 
by a person in connection with constructing or renovating if the worksite 
comprises dwellings that are less than 4 units;
“forestry industry” includes activities or operations of a mill operation as 
defined	in	section	28-1;
“oil and gas industry” means the drilling, operation and servicing of a gas 
well or oil well as regulated by Part 29;
“required worksite”	means	a	worksite	that	is	required	by	section	3-13	of	the	
Act and by these regulations to have a prime contractor.
31 Dec 2020 c S-15.1 Reg 10 s33-1.
Prime contractor required
33‑2(1)	 A	worksite	is	a	required	worksite	if	10	or	more	self-employed	persons	or	
workers under the direction of 2 or more employers are engaged at the worksite in 
one	or	more	of	the	following	industries:
(a) the construction industry;
(b) the forestry industry;
(c) the oil and gas industry.
(2)	 If	a	worksite	is	a	required	worksite,	the	prime	contractor	is:
(a) the contractor, employer or other person who enters into a written 
agreement with the owner of the worksite to be the prime contractor; or
(b) if no agreement mentioned in clause (a) has been made or is in force, the 
owner of the worksite.
31 Dec 2020 c S-15.1 Reg 10 s33-2.
Duties of owners, employers and self‑employed persons in relation to prime contractors
33‑3(1)	 An	owner	at	a	required	worksite	shall:
(a) designate the owner or another person as the prime contractor for the 
required	worksite;	and
(b) if the owner is not the prime contractor, provide, in writing, the prime 
contractor with the following information as soon as possible after designating 
the	prime	contractor:
(i) the policies, procedures and safe work practices mentioned in 
clause 33-4(c) of each employer or self-employed person;

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
(ii)	 any	 required	 information,	 as	 defined	in	 subsection	 3-16(1)	 of	 the	
Act, that is known or reasonably expected to be known by the employer 
or self-employed person; and
(iii)	 any	other	information	reasonably	required	by	the	prime	contractor	
to coordinate the activities at the worksite that may affect the health and 
safety of workers and self-employed persons engaged at the worksite.
(2)	 If	 the	 information	 mentioned	 in	 subclause	 (1)	(b)	(ii)	 changes,	 the	 employer	
or self-employed person who provided the information shall provide the prime 
contractor with notice of any change as soon as is reasonably practicable after the 
change.
(3)	 An	 owner,	 employer	 and	 self-employed	 person	 at	 a	 required	 worksite	 shall	
comply with any reasonable direction issued by the prime contractor or the person 
identified	pursuant	to	clause	33-4(d)	for	the	purpose	of	performing	duties	of	the	
owner,	employer	or	self-employed	person	pursuant	to	Part	III	of	the	Act	and	these	
regulations.
(4)	 Every	employer	at	a	required	worksite	shall:
(a) designate a competent person as the designated supervisor for the 
employer’s	workers	at	the	required	worksite;	and
(b) give the prime contractor the name of the person designated as the 
designated supervisor pursuant to clause (a).
(5) Every designated supervisor shall perform the duties imposed on supervisors 
by	Part	III	of	the	Act	and	these	regulations	and	shall	carry	out	any	other	duties	
required	to	be	performed	pursuant	to	any	another	Act	or	regulation.
(6) Nothing in this section is to be interpreted as limiting or replacing the duties or 
requirements	imposed	by	Part	III	of	the	Act	and	these	regulations	on	an	employer	
or any other person.
31 Dec 2020 c S-15.1 Reg 10 s33-3.
Prescribed activities of prime contractor
33‑4	 For	the	purposes	of	section	3-13	of	the	Act,	the	prime	contractor	shall:
(a) ensure that the names of and the method of contacting the prime contractor 
and	the	individual	identified	pursuant	to	clause	(d)	are	posted	at	a	conspicuous	
location	at	the	required	worksite;
(b)	 ensure	 that	 all	 activities	 at	 the	 required	 worksite	 that	 may	 affect	 the	
health and safety of workers or self-employed persons are coordinated;
(c) ensure, insofar as is reasonably practicable, that all employers and 
self-employed	persons	have	adequate	and	appropriate	policies,	procedures,	safe	
work	practices,	equipment,	competent	workers	and	information	to	ensure	that:
(i) the employers, the workers and the self-employed persons comply 
with	Part	III	of	the	Act	and	these	regulations;

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
(ii) the activities of the employers, the workers or the self-employed 
persons do not jeopardize the health and safety of a worker or self-employed 
person	at	the	required	worksite;	and
(iii) the employers, the workers and the self-employed persons comply 
with any health and safety related policies and procedures implemented 
by the prime contractor;
(d) identify a competent person to oversee and direct, on behalf of the prime 
contractor, the activities of owners, employers, workers and self-employed 
persons	at	the	required	worksite;
(e)	 prepare	a	written	plan	that:
(i)	 addresses	how	the	requirements	imposed	by	clauses	(b)	and	(c)	are	
being met;
(ii) sets out the name and the method of contacting the individual 
identified	pursuant	to	clause	(d);
(iii)	 identifies	the	supervisors	for	the	required	worksite	designated	by	
employers pursuant to clause 33-3(4) (a); and
(iv)	addresses	other	matters	that	the	minister	may	require	to	be	addressed;
(f) deliver a copy of the written plan mentioned in clause (e) to all employers 
and	 self-employed	 persons	 before	 they	 commence	 working	 at	 the	 required	
worksite;
(g)	 cooperate	with	any	other	person	performing	a	duty	imposed	by	Part	III	
of the Act or these regulations;
(h) identify and inform employers, workers and self-employed persons about 
the	hazards	in	or	at	the	required	worksite	for	which	the	prime	contractor	is	
responsible;
(i) ensure, insofar as is reasonably practicable, that the employers or 
self-employed	persons	at	the	required	worksite	eliminate:
(i)	 hazards	 identified	 by	 the	 prime	 contractor	 before	 activities	 or	
operations	begin	at	the	required	worksite;	and
(ii)	 while	 activities	 or	 operations	 continue	 at	 the	 required	 worksite,	
hazards	identified	by	the	prime	contractor	after	activities	or	operations	
have commenced;
(j) ensure, insofar as is reasonably practicable, that the employers or 
self-employed	persons	at	the	required	worksite	reduce	or	control	hazards	that	
it is not reasonably practicable to eliminate; and
(k)	 comply	with	Part	III	of	the	Act	and	these	regulations.
31 Dec 2020 c S-15.1 Reg 10 s33-4.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
PART 34
Repeal, Transitional and Coming into Force
RRS c S‑15.1 Reg 2 repealed
34‑1 The Occupational Health and Safety (Prime Contractor) Regulations are 
repealed.
31 Dec 2020 c S-15.1 Reg 10 s34-1.
RRS c O‑1.1 Reg 1 repealed
34‑2 The Occupational Health and Safety Regulations, 1996 are repealed.
31 Dec 2020 c S-15.1 Reg 10 s34-2.
RRS c S‑15.1 Reg 6 repealed
34‑3 The Occupational Health and Safety (Workplace Hazardous Materials 
Information System) Regulations are repealed.
31 Dec 2020 c S-15.1 Reg 10 s34-3.
Transitional – approvals
34‑4 Notwithstanding the repeal of The Occupational Health and Safety 
Regulations, 1996 an approval granted by the director pursuant to The Occupational 
Health and Safety Regulations, 1996  is continued pursuant to these regulations 
until it is revoked or amended by the director.
31 Dec 2020 c S-15.1 Reg 10 s34-4.
Coming into force
34‑5(1) Subject to subsections (2) to (4), these regulations come into force on 
April 1, 2021.
(2)	 In	accordance	with	subsection	3-83(3)	of	the	Act,	if	these	regulations	are	not	
published in The Saskatchewan Gazette at least 60 days before April 1, 2021, these 
regulations	come	into	force	on	the	sixty-first	day	after	the	day	on	which	they	are	
published in The Saskatchewan Gazette.
(3) Section 6-22.1, as being added by The Occupational Health and Safety 
Amendment Regulations, 2021, comes into force on March 18, 2021.
(4)	 If	The Occupational Health and Safety Amendment Regulations, 2021	are	filed	
with the Registrar of Regulations after March 18, 2021, section 6-22.1, as being 
added by those regulations, comes into force on the day on which those regulations 
are	filed	with	the	Registrar	of	Regulations.
31 Dec 2020 c S-15.1 Reg 10 s34-5; 26 Mar 2021 
SR 31/2021 s4.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Appendix 
TABLE 1
[Clause (a) of the definition of “class A qualification” 
in section 1‑2 and subsection 5‑5(2)]
Minimum Requirements for Class A Qualification
A	 First	 aid	 training	 course:
I	 Course	 duration:14-16	 hours
II	 Course	 Content:
The	role	of	the	first	aid	attendant
Interaction	with	higher-level	trained	personnel	and	with	medical	care	agencies
Medico-legal	aspects	of	first	aid
Responsibilities	of	the	first	aid	attendant
Knowledge of the ambulance system
Basic	anatomy	and	physiology:	how	the	body	systems	work
Patient	assessment:	primary	and	secondary	surveys
Assessment and monitoring of basic vital signs
Respiratory	emergencies:	respiratory	system	review,	management	of	airways
Chest	injuries:	pneumothorax,	flail	chest,	sucking	chest	wound
Circulatory system review, heart attack, stroke
Bleeding:	wounds,	control	of	bleeding	and	bandaging
Barrier devices to prevent the transmission of pathogens
Shock:	signs	and	symptoms
Abdominal	injuries:	system	review	by	quadrant
Stabilization:	head,	spine	and	pelvis	injuries
Upper and lower extremity injuries
Medical	emergencies:	epilepsy,	diabetes
Assessment and treatment of burns
Assessment and treatment of poisonings and acute effects of abused drugs
Problems of heat and cold
Emotional problems
Movement of a casualty
Situation simulations, reporting on the patient to higher-level trained personnel
Understanding of and familiarity with relevant provisions of The Occupational 
Health and Safety Regulations, 2020.
B	 Cardiopulmonary	 resuscitation	 training	 course:
I	 Course	 duration:	 4-6	 hours
II	 Course	 Content:
Risk factors
Signals and actions of heart attack and stroke
Airway	obstruction:	prevention,	causes,	recognition
Entrance into the emergency medical services system
1 rescuer cardiopulmonary resuscitation (adult)
Treatment of an adult with an obstructed airway
Turning of the casualty into the recovery position.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
TABLE 2
[Clause (b) of the definition of “class A qualification” in section 1‑2]
First Aid Services Authorized by Class A Qualification
Primary and secondary assessment
Cardiopulmonary resuscitation
Bandaging and splinting
Monitoring vital signs
Basic management of medical emergencies
Spine stabilization
Any	other	services	for	which	the	holder	of	the	class	A	qualification	has	acquired	
additional training from an approved authority.
TABLE 3
[Clause (a) of the definition of “class B qualification”  
in section 1‑2 and subsection 5‑5(2)]
Minimum Requirements for Class B Qualification
A	 First	aid	training	course:
I	 Course	duration:	60-80	hours
It	is	recommended	that	the	review	and	practice	time	should	be	at	least	20	hours.
II	 Course	content:
Roles	and	responsibility:	knowledge	of	emergency	medical	system,	the	place	of	the	
first	aid	attendant	in	the	system,	other	skill	levels	in	the	system
The different phases of emergency medical care
Adequate	training	in	the	use	of	first	aid	equipment
The	medico-legal	aspects	of	first	aid
Anatomy and physiology appropriate to the course
Primary and secondary survey of the casualty
Monitoring and assessment of vital signs
Bleeding:	 wounds,	control	of	bleeding	and	bandaging
Barrier devices to prevent the transmission of pathogens
Airway	management	and	use	of	relevant	equipment	(eg.	bag	valve,	mask	resuscitator,	
oxygen	equipment)
Assessment and treatment of common medical emergencies
Assessment and treatment of shock
Trauma to head, spine, chest, abdomen and pelvis
Injuries	to	extremities
Environmental emergencies
Crisis	intervention:	provision	of	psychological	support
First on the scene management skills, triage
Assessment and treatment of burns
Obstetrics:	emergency	delivery	and	post-partum	haemorrhage

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Recognition of the acute signs and symptoms of drug abuse and treatment of the 
casualty
Assessment and treatment of the acute (eg. distended or tender) abdomen
Basic extrication of the casualty from immediate danger
Record	keeping:	preservation	of	information	necessary	for	subsequent	action
Understanding of and familiarity with relevant provisions of The Occupational 
Health and Safety Regulations, 2020.
B	 Cardiopulmonary	 resuscitation	 training	 course:
I	 Course	 duration:	 8-10	 hours
II	 Course	 content:
Risk factors
Signals and actions of heart attack and stroke
Airway	obstruction:	prevention,	causes,	recognition
Entrance into the emergency medical services system
1 rescuer cardiopulmonary resuscitation
2 rescuer cardiopulmonary resuscitation
Treatment of an adult with an obstructed airway
Mouth-to-mask resuscitation
Spinal injuries
Turning of the casualty into the recovery position.
TABLE 4
[Clause (b) of the definition of “class B qualification” in section 1‑2]
First Aid Services Authorized by Class B Qualification
Primary and secondary assessment
Cardiopulmonary resuscitation while moving a patient
Bandaging and splinting
Monitoring vital signs
Basic management of medical emergencies
Airway management, the use of suction devices and bag-valve mask
Proper procedures and conditions for the administration of oxygen
Use of spinal immobilization devices
Psychological support measures
Any	other	services	for	which	the	holder	of	the	Class	B	qualification	has	acquired	
additional training from an approved authority.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
TABLE 5
[Subsections 2‑1(2) and 23‑14(1) and section 23‑15]
Asbestos Processes
Part A – High Risk Asbestos Processes
1 The removal, encapsulation, enclosure or disturbance of anything but minor amounts 
of friable asbestos-containing material during the repair, alteration, maintenance, 
demolition, or dismantling of any part of a plant
2	 The	 cleaning,	maintenance	or	removal	of	air-handling	equipment	in	buildings	where	
sprayed	fireproofing	asbestos-containing	materials	have	been	applied	to	the	airways	
or ventilation ducts
3 The dismantling or the major alteration or repair of a boiler, furnace, kiln or 
similar device, or part of a boiler, furnace, kiln or similar device, that is made of 
asbestos-containing materials
4	 The	 use	of	power	tools	not	equipped	with	HEPA	filtration	to	grind,	cut	or	abrade	
any asbestos-containing surface or product.
Part B – Moderate Risk Asbestos Processes
1	 The	 use	of	a	power	tool	equipped	with	HEPA	filtration	to	cut,	shape	or	grind	any	
asbestos-containing surface or product
2 The removal of a false ceiling or part of a false ceiling where friable asbestos-containing 
material is, or is likely to be, lying on the surface of the false ceiling
3 The removal, the encapsulation or enclosure or the disturbance of minor amounts 
of friable asbestos-containing material during the repair, alteration, maintenance, 
demolition,	 or	 dismantling	 of	 a	 structure,	 machine	 or	 equipment	 or	 part	 of	 a	
structure,	machine	or	equipment.
Part C – Low Risk Asbestos Processes
1 The installation or removal of manufactured asbestos-containing products where 
sanding,	cutting	or	similar	disturbance	is	not	required
2 The use of hand tools to cut, shape, drill or remove a manufactured asbestos-containing 
product
3	 The	 removal	of	drywall	material	where	asbestos	joint	filling	compounds	have	been	
used
4	 The	use	of	personal	protective	equipment	made	of	asbestos-containing	textiles
5 The transporting or handling of asbestos-containing materials in sealed containers
6 The cleaning or disposing of minor amounts of asbestos debris that has come loose 
or fallen from a friable surface
7 The removal of small samples of asbestos-containing material for the purpose of 
identification.

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TABLE 6
[Subsection 2‑4(2)]
Notifiable Medical Conditions Resulting from Occupational Exposure
 1 Acute, sub-acute or chronic disease of an organ resulting from exposure to lead, 
arsenic, beryllium, phosphorus, manganese, cadmium or mercury or their compounds 
or alloys
 2 Neoplasia of the skin or mucous membrane resulting from exposure to tar, pitch, 
bitumen, mineral or cutting oils or arsenic or their compounds, products or residue
 3 Neoplasia of the renal tract in a worker employed in rubber compounding, in dyestuff 
manufacture or mixing or in a laboratory
 4 Pneumoconiosis resulting from exposure to silica or silicate, including asbestos, 
talc, mica or coal
 5 Toxic jaundice resulting from exposure to tetrachloroethane or nitro- or 
amido-derivatives of benzene or other hepato-toxic or haemato-toxic substances
 6 Neoplasia or any form of sickness resulting from internal or external exposure to 
ionizing radiation or electro-magnetic radiation
 7 Poisoning by the anti-cholinesterase action of an organophosphorous or carbamate 
compound
 8 Any form of decompression illness
 9 Toxic anaemia resulting from exposure to trinitrotoluene, or any other haematogenic 
poison, including chronic poisoning by benzene
10 Mesothelioma of the pleura or peritoneum
11 Angiosarcoma of the liver
12 Malignant neoplasm of the nasal cavities resulting from exposure to chromium or 
its compounds, wood dust or formaldehyde
13 Malignant neoplasm of the scrotum resulting from exposure to petroleum products
14 Malignant neoplasm of lymphatic or haematopoietic tissue resulting from exposure 
to benzene
15 Cataract resulting from exposure to ionizing radiation, electro-magnetic radiation 
or nitrophenols
16 Male infertility resulting from exposure to glycol ethers, lead or pesticides
17 Spontaneous abortion resulting from exposure to ethylene oxide or antineoplastic 
drugs
18	 Inflammatory	and	toxic	neuropathy	resulting	from	exposure	to	organic	solvents
19 Asthma resulting from exposure to isocyanates, red cedar, amines, acid anhydride, 
epoxy resin systems, reactive dyes, metal fumes or salts, enzymes or bisulphites
20 Extrinsic allergic alveolitis resulting from exposure to mould or organic dust.

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
TABLE 7
[Subsections 3‑11(2) and 4‑8(1)]
Prescribed Places of Employment
1.	 Types	of	places	of	employment:
(a) hospitals, nursing homes and home care;
(b) metal foundries and mills; and
(c) mines.
2.	 Places	of	employment	at	which	the	following	types	of	work	are	performed:
(a) aerial crop spraying, operation of helicopters, water bombing;
(b) autobody and automotive paint repairing, bumper electroplating, auto rust 
proofing,	auto	glass	installation,	auto	vinyl	roofing,	fibreglassing	boats	and	autos;
(c) building construction;
(d) camp catering;
(e) farming and ranching;
(f) forestry work other than pulp and paper production;
(g) forwarding and warehousing as a business;
(h) metal manufacturing and machining, marble works, concrete block and ready 
mix manufacturing;
(i) oilwell servicing;
(j) oil and gas drilling, well servicing with a rig, water well drilling;
(k)	 processing	meat,	poultry	and	fish;
(l) road construction and earthwork, urban sewer and water construction, 
tunnelling;
(m) trucking;
(n) wholesale baking, dairy products, soft drinks and food preparation and 
packaging.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
TABLE 8
[Definition of “high‑hazard work” in section 5‑1]
Activities That Constitute High Hazard Work
Building construction
Drilling for gas, oil and minerals
Service for gas and oil wells and power tong service
Logging
Sawmilling
Iron	 and	 steel	 processing	 and	 fabrication
Road construction, earthwork, tunnelling and trenching
Local and provincial hauling and trucking
Mining and smelting
Exploration	 drilling,	 shaft	 sinking,	 quarrying	 and	 crushing	 of	rocks
Manufacturing of concrete block, brick, artificial stone and other clay and cement 
products
Power line construction and maintenance.
TABLE 9
[Clause 5‑5(1) (a) and subsection 5‑5(5)]
Summary of First Aid Personnel Requirements1
Every	 place	 of	 employment	 requires	 a	 first	 aid	 kit	 containing	 standard	 supplies	
as identified through a workplace first aid risk assessment, a manual, a register 
and	emergency	 information.	 First	 aid	personnel	 requirements	 are	listed	 below	 and	
are based on the level of risk associated with the work carried out at the place of 
employment	 as	determined	 by	a	workplace	 first	 aid	 risk	 assessment:
No. of 
Workers Low Risk Moderate Risk High Risk
2 - 25 • Class A attendant • Class A attendant • Class A attendant
26 - 50 • Class A attendant • Class B attendant • Class A attendant
• Class B attendant
51 - 100 • Class A attendant • Class A attendant
• Class B attendant
• Class A attendant
• Class B attendant
• 1 person with a license 
• to practice
100 + • 2 Class A attendants • 2 Class A attendants
• 2 Class B attendants
• 2 Class A attendants
• 2 Class B attendants
• 1 person with a license 
• to practise

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TABLE 10
[Section 6‑8]
Minimum Numbers of Toilet Facilities
Number of Toilet Facilities
Number of Workers Toilets
1 to 10 1
11 to 25 2
26 to 50 3
51 to 75 4
76 to 100 5
Add 1 toilet for each additional 30 workers or less.
TABLE 11
[Section 11‑2]
Minimum Training Requirements for Trained 
Operator of Powered Mobile Equipment
In	this	 Table,	 “PME”	means	 Power	 Mobile	 Equipment
I	Course	Content:
A. Occupational Health and Safety Regulations, 2020  Related to Power Mobile 
Equipment	(PME):
1. Duties of employers and operators
2. Protection of workers, risk assessment and visual inspection
3. Operation of PME
B.	 Types	of	PME:
1. Terminology
2. Types of PME
3.	 Specific	design	of	PME	to	be	operated
4.	 Manufactures	requirements,	recommendations	and	specifications	regarding	
load ratings and safety factors
C.	 Site	Evaluation:	
1. Check route of travel, clearances and ground conditions, including the 
presence of workers, structures, power lines, underground services or other 
equipment	that	may	constitute	a	hazard
2. Check site of operation, including the nature of ground, gradients and 
potentially dangerous situations and the appropriate response
D.	 PME	Controls:	
1.	 Identification	and	use	of	controls
2. Pre-start check/ Post-operating check
3. Start-up
4. Perform operating adjustments
5. Shut-down
E.	 Operation	of	PME:
1. Movement to location
2. Set-up of PME
3. Check for safety of other persons before movement
4. Safety precautions while PME is unattended, in storage or in transit

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
F.	 Rigging	if	applicable:
1.	 Inspection	of	ropes	and	rigging	equipment
2.	 Reeving:	sheaves;	spools;	drums;	wire	ropes
3.	 Rigging	loads:	hooks;	safety	catches;	shackles;	end	fittings	and	connections
4.	 Rigging	slings:	configurations;	angles;	safe	working	loads
5. Safety factors for loads and workers, wire rope inspection and maintenance
G	 Signalling	if	applicable:
1.	 Designated	signaler:	position;	visibility;	number	of
2.	 Methods	of	signaling:	hand;	radio
H	 Maintenance	of	PME	if	applicable:
1. Maintenance schedule; planned preventative maintenance
2.	 Inspection	and	repair	procedures
3. Blocking and the safe position of parts during maintenance and servicing
I	 Maintenance/repair	records	if	applicable:
1. Record inspections, repair, maintenance, calibrations and work activities
2. Hours of service
3. Signed by the authorized person performing inspection, maintenance and 
calibration
II	Course	 Duration:
A minimum of 16 hours, classroom and practical training combined.
An employer or contractor shall conduct an examination of practical skills for 
each	operator	required	or	permitted	to	operate	a	specific	type	of	powered	mobile	
equipment.
If	 an	 operator	 has	 previous	 experience	 in	 operating	 a	 specific	 type	 of	 powered	
mobile	equipment	and	can	demonstrate	the	operator’s	ability	to	the	satisfaction	of	
the person directing the training program, that person, may accept the operator’s 
previous	training	and	experience	as	meeting	all	or	any	part	of	the	requirements	of	
the training program.
If	an	operator	has	not	operated	a	specific	type	of	powered	mobile	equipment	for	a	
period	of	3	or	more	years	or	if	the	powered	mobile	equipment	design	has	changed	
significantly,	the	employer	or	contractor	shall	evaluate,	re-train	and	re-examine	
the operator to ensure the operator’s competency.

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TABLE 12
[Section 12-8]
Minimum Dimensions of Members of Light Duty Wooden1 Scaffolds
(Height Less Than 6 Metres)
Dimensions of Members of Half-horse Scaffolds
1 Ledgers 38 x 140 millimetres
2 Legs 38 x 89 millimetres
3 Braces 19 x 140 millimetres
4 Bearers 19 x 140 millimetres
Dimensions of Members of Single-pole Scaffolds
1 Uprights 38 x 89 millimetres
2 Bearers 2 - 19 x 140 millimetres
3 Ledgers 19 x 140 millimetres
4 Braces 19 x 140 millimetres
Dimensions of Members of Double-pole Scaffolds
1 Uprights 38 x 89 millimetres
2 Bearers 2 - 19 x 140 millimetres
3 Ledgers 19 x 140 millimetres
4 Braces 19 x 140 millimetres
Dimensions of Members of Bracket Scaffolds
1 Uprights 38 x 89 millimetres
2 Bearers 38 x 89 millimetres
3 Braces 38 x 89 millimetres
4 Gusset2 19 millimetre plywood
1	 Number	 1	 structural	 grade	 spruce	 lumber	 or	 material	 of	 equivalent	 or	 greater	
strength.
2 “Gusset” means a brace or angle bracket that is used to stiffen a corner or angular 
piece of work.

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TABLE 13
[Subsection 13‑6(1), definition of “competent worker”]
Minimum Training Requirements for Competent Operator of a Crane 
I	 Course	 Content:
A Occupational Health and Safety Regulations, 2020	Related	to	Cranes:
Duties of employers and operators
Protection of workers
Approved standards for cranes
Operation of cranes 
Maintenance of cranes
Signalling
B	 Types	of	Cranes:
Terminology
Types of cranes
Specific	design	of	crane	to	be	operated
Basic	 geometry	 of	 cranes,	 including	 effect	 of	 configuration	 changes	 and	
operating	in	different	quadrants
C	 Site	Evaluation:
Check route of travel, clearances and ground conditions, including the presence 
of	structures,	power	lines	or	other	equipment	that	may	constitute	a	hazard
Check site of operation, including the nature of ground, gradients, stabilizers, 
tire pressure and blocking under outriggers
Identify	potentially	dangerous	situations	and	the	appropriate	response
D	 Crane	Controls:
Identify	and	use	controls
Pre-start check
Start-up
Shut-down
Post-operating check
Perform operating adjustments
E	 Operation	of	Crane:
Movement to location
Set-up; extend stabilizers and outriggers
Change	configuration;	insert	boom	sections;	extensions;	jibs;	counterweights
Check for safety of other persons before movement
Safety precautions while crane is unattended, in storage or in transit
F Load Estimation
Load gauge incorporated in the crane
Calculation of load from material density and volume
Incorporate	weight	of	attachments,	hook,	block	and	headache	ball

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
G	 Establish	Capability	of	Crane:
Implications	of	moments,	leverage	and	mechanical	advantage	on	capability
Use of load charts to determine capability
Effect of boom length, angle and load radius
Effect	of	configuration	changes,	boom	extension	and	jib
Centre of gravity
Abnormal loading; wind velocity
Multi-crane hoists
H	 Rigging:
Inspection	of	ropes	and	rigging	equipment
Reeving:	sheaves;	spools;	drums;	wire	ropes
Rigging	loads:	hooks;	safety	catches;	shackles;	end	fittings	and	connections
Rigging	slings:	configurations;	angles;	safe	working	loads
Safety factors for loads and workers
I	 Signalling:
Designated	signaller:	position;	visibility;	number
Methods	of	signalling:	hand;	radio
Standard hand signals
J	 Maintenance	of	Crane:
Maintenance schedule; planned preventative maintenance
Inspection	and	repair	procedures
Blocking and the safe position of parts during maintenance
Wire rope inspection and maintenance
K	 Log	Books:
Record inspections, maintenance, calibrations and work activities
Hours of service
Signed by employer and person performing inspection, maintenance and 
calibration
II	 Course	 Duration:
A	 Overhead	travelling	crane	or	hoist:	40	hours,	classroom	and	practical.
B	 Tower	or	mobile	crane:	100	hours,	classroom	and	practical.
C Crane used to raise or lower a worker in a personnel-lifting unit on a hoist 
line:	20	hours	of	classroom	and	200	hours	of	practical	experience	operating	the	
crane	in	addition	to	the	requirements	set	out	in	items	A	and	B.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
TABLE 14
[Sections 17‑6 and 17‑7]
Excavation and Trench Shoring
Trench or 
Excavation 
Depth
Soil 
Type Uprights
Braces
Width of Excavation or  
Trench at Brace Location Brace Spacing Wales
1.8 m to 3.6 m Up to 1.8 m Vertical Horizontal
3.0 m or less 1
2
3
4
50 mm × 200 mm at 1.2 m o/c
50 mm × 200 mm at 1.2 m o/c
50 mm × 200 mm at 10 mm gap
75 mm × 200 mm at 10 mm gap
200 mm × 200 mm
200 mm × 200 mm
200 mm × 200 mm
250 mm × 250 mm
150 mm × 150 mm
150 mm × 150 mm
200 mm × 200 mm
200 mm × 200 mm
1.2 m
1.2 m
1.2 m
1.2 m
*2.4 m
*2.4 m
 2.4 m
 2.4 m
*200 mm × 200 mm
*200 mm × 200 mm
 250 mm × 250 mm
 300 mm × 300 mm
Over 3.0 m to 
4.5 m
1
2
3
50 mm × 200 mm with 10 mm gap
50 mm × 200 mm with 10 mm gap
50 mm × 200 mm with 10 mm gap
200 mm × 200 mm
200 mm × 200 mm
250 mm × 250 mm
150 mm × 150 mm
200 mm × 200 mm
250 mm × 250 mm
1.2 m
1.2 m
1.2 m
 2.4 m
 2.4 m
 2.4 m
 200 mm × 200 mm
 250 mm × 250 mm
 250 mm × 250 mm
Over 3.0 m to 
4.0 m
4 75 mm × 200 mm with 10 mm gap 300 mm × 300 mm 300 mm × 300 mm 1.2 m  2.4 m  300 mm × 300 mm
Over 4.5 m to 
6.0 m
1
2
3
50 mm × 200 mm with 10 mm gap
50 mm × 200 mm with 10 mm gap
50 mm × 200 mm with 10 mm gap
200 mm × 200 mm
250 mm × 250 mm
300 mm × 300 mm
200 mm × 200 mm
250 mm × 250 mm
300 mm × 300 mm
1.2 m
1.2 m
1.2 m
 2.4 m
 2.4 m
 2.4 m
 200 mm × 200 mm
 250 mm × 250 mm
 300 mm × 300 mm
*	 Note:	 for	 excavations	 and	 trenches	 to	 3	m	deep	 in	 soil	 types	 1	and	 2,	 the	 wales	 can	 be	 omitted	 if	 the	
braces are used at 1.2 m horizontal spacings.
TABLE 15
[Subsection 19‑7(1), definition of “column” ]
Hours of Work and Rest Periods for Work in Compressed Air
Column 1
Air pressure for 1  
working period
Column 2 
max. hours of 
work per  
24 hours
Column 3 
max. hours 
of work, 
1st period
Column 4 
min. hours 
of rest, 
1st period
Column 5 
max. hours 
of work, 2nd 
period
Column 6 
min. hours 
of rest, 
2nd period
Less than 96 kilopascals 7.5 3.75 1.25 3.25 0.25
96 kilopascals or more but
less than 138 kilopascals 6 3 2.25 3 0.75
138 kilopascals or more but
less than 180 kilopascals 4 2 3.5 2 1.5
180 kilopascals or more but
less than 220 kilopascals 3 1.5 4.5 1.5 1.5
220 kilopascals or more but
less than 262 kilopascals 2 1 5 1 2
262 kilopascals or more but
less than 303 kilopascals 1.5 0.75 5.5 0.75 2
303 kilopascals or more but
less than 345 kilopascals 1 0.5 6 0.5 2

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
TABLE 16
[Sections 21‑4 and 21‑10]
Notifiable Chemical and Biological Substances
A. Any of the following chemical substances or any mixture containing more than 1% 
of	any	of	them:
CAS NUMBER CHEMICAL SUBSTANCE
92-67-1 4-Aminobiphenyl
492-80-8 Auramine
92-87-5 Benzidine
542-88-1 bis(Chloromethyl) ether
119-90-4 o-Dianisidine
91-94-1 3,3'-Dichlorobenzidine
107-30-2 Methyl chloromethyl ether
50-60-2 Mustard gas
91-59-8 2-Naphthylamine
92-93-3 4-Nitrobiphenyl
75-01-4 Vinyl chloride
B.	 Any	of	the	following	biological	substances:
Genetically	modified¹	microorganisms²
¹	“genetically	 modified”	 means	 genetic	 combinations	 not	 known	 to	occur	 naturally.
²	“microorganisms”	 means	 any	 organism	 or	consortium	 of	organisms	 of	microscopic 	
size, including bacteria, protozoa, fungi, algae and viruses.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
TABLE 17
[Sections 21‑5 and 21‑10]
Designated Chemical Substances
1. Any mixture containing less than 1% of any chemical substance listed in Table 16.
2.	 Any	of	the	following	chemical	substances:
CAS* NUMBER CHEMICAL SUBSTANCE
75-07-0 Acetaldehyde
60-35-5 Acetamide
79-06-1 Acrylamide
107-13-1 Acrylonitrile
1402-68-2 Aflatoxins
60-09-3 para-Aminoazobenzene
97-56-3 ortho-Aminoazotoluene
712-68-5 2-Amino-5(5-nitro-2-furyl)-1,3,4-thiadiazole
61-82-5 Amitrole
90-04-0 ortho-Anisidine
1309-64-4 Antimony trioxide
7440-38-2 Arsenic and arsenic mixtures
1332-21-4 Asbestos
1912-24-9 Atrazine
151-56-4 Aziridine
98-87-3 Benzal chloride
71-43-2 Benzene
Benzidine-based dyes
271-89-6 Benzofuran
98-07-7 Benzotrichloride
98-88-4 Benzoyl chloride
100-44-7 Benzyl chloride
1694-09-3 Benzyl violet 4B
Beryllium and beryllium compounds
75-27-4 Bromodichloromethane
3296-90-0 2,2-bis(bromomethyl)propane-1,3,-diol
106-99-0 1,3-Butadiene
3068-88-0 beta-Butyrolactone
25013-16-5 Butylated hydroxyanisole
Cadmium and cadmium compounds
2425-06-1 Captafol
56-23-5 Carbon tetrachloride
9000-07-01 Carrageenan, degraded
Chlordane isomers
115-28-6 Chlorendic acid
Chlorinated	paraffins

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS* NUMBER CHEMICAL SUBSTANCE
106-47-8 para-chloroaniline
67-66-3 Chloroform
95-57-8 2-Chlorophenol
108-43-0 3-Chlorophenol
106-48-9 4-Chlorophenol
95-83-0 4-Chloro-ortho-phenylenediamine
95-69-2 para-Chloro-ortho-toluidine
1897-45-6 Chlorothalonil
Chromium compounds, hexavalent
6459-94-5 CI	Red	114
569-61-9 CI	Basic	Red	9
2429-74-5 CI	Direct	Blue	15
6358-53-8 Citrus Red 2
8007-45-2 Coal-tar pitches
8007-45-2 Coal-tars
Cobalt and cobalt compounds
8001-58-9 Creosotes
120-71-8 para-Cresidine
14901-08-7 Cycasin
DDT and isomers
613-35-4 N,N'-Diacetylbenzidine
615-05-4 2,4-Diaminoanisole
101-80-4 4,4'-Diaminodiphenyl ether
95-80-7 2,4-Diaminotoluene
334-88-3 Diazomethane
226-36-8; 
224-42-0
Dibenzacridine
96-12-8 1,2-Dibromo-3-chloropropane
79-43-6 Dichloroacetic acid
106-46-7 para-Dichlorobenzene
764-41-0 1,4-Dichloro-2-butene
107-06-2 1,2-Dichloroethane
75-09-2 Dichloromethane
542-75-6 1,3-Dichloropropene (technical grade)
62-73-7 Dichlorovos
1464-53-5 Diepoxybutane
117-81-7 Di(2-ethylhexyl)phthalate
Diesel engine exhaust
1615-80-1 1,2-Diethylhydrazine
64-67-5 Diethyl sulphate
101-90-6 Diglycidyl resorcinol ether
2973-10-6 Diisopropyl sulphate

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CAS* NUMBER CHEMICAL SUBSTANCE
79-44-7 Dimethylcarbamoyl chloride
68-12-2 Dimethylformamide
57-14-7 1,1-Dimethylhydrazine
540-73-8 1,2-Dimethylhydrazine
77-78-1 Dimethyl sulphate
Dinitropyrenes
25321-14-6 Dinitrotoluene
123-91-1 1,4-Dioxane
2475-48-8 Disperse blue
106-89-8 Epichlorohydrin
106-88-7 1,2-Epoxybutane
66733-21-9 Erionite
140-88-5 Ethyl acrylate
100-41-4 Ethyl Benzene
74-96-4 Ethyl bromide
106-93-4 Ethylene dibromide
75-21-8 Ethylene oxide
96-45-7 Ethylene thiourea
62-50-0 Ethyl methanesulphonate
759-73-9 N-Ethyl-N-nitrosourea
50-00-0 Formaldehyde
3570-75-0 2-(2-Formylhydrazino)-4-(5-nitro-2-furyl)
thiazole
Gasoline
765-34-4 Glycidaldehyde
2784-94-3 HC Blue 1
76-44-8 Heptachlor
118-74-1 Hexachlorobenzene
87-68-3 Hexachlorobutadiene
608-73-1 Hexachlorocyclohexanes
67-72-1 Hexachloroethane
680-31-9 Hexamethylphosphoramide
302-01-2 Hydrazine
22398-80-7 Indium	phosphide
193-39-5 Indone[1,2,3-cd]pyrene
78-79-5 Isoprene
143-50-0 Kepone
Lead (+ compounds), inorganics
632-99-5 Magenta	(contains	CI	Basic	Red	9)
Marine diesel fuels
484-20-8 5-Methoxypsoralen
75-55-8 2-Methylaziridine

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CAS* NUMBER CHEMICAL SUBSTANCE
101-14-4 4,4'-Methylene bis(2-chloroaniline)
838-88-0 4,4'-Methylene bis(2-methylaniline)
101-77-9 4,4'-Methylene dianiline
60-34-4 Methyl hydrazine
74-88-4 Methyl iodide
Methylmercury Compounds
66-27-3 Methyl methanesulphonate
129-15-7 2-Methyl-1-nitroanthraquinone
684-93-5 N-Methyl-N-nitrosourea
615-53-2 N-Methyl-N-nitrosourethane
8012-95-1 Mineral oils, untreated and mildly treated
2385-85-5 Mirex
50-60-2 Mustard gas
Nickel (+ compounds)
12035-72-2 Nickel subsulphide
Nitrilotriacetic acid and its salts
1836-75-5 Nitrofen (technical grade)
607-57-8 2-Nitrofluorene
555-84-0 1-[(5-Nitrofurfurylidene)
amino]-2-imidazolidinone
51-75-2 Nitrogen mustard
79-46-9 2-Nitropropane
5522-43-0; 
57835-92-4
Nitropyrene isomers
924-16-3 N-Nitrosodi-n-butylamine
1116-54-7 N-Nitrosodiethanolamine
55-18-5 N-Nitrosodiethylamine
62-75-9 N-Nitrosodimethylamine
621-64-7 N-Nitrosodi-N-propylamine
4549-40-0 N-Nitrosomethylvinylamine
59-89-2 N-Nitrosomorpholine
16543-55-8 N-Nitrosonornicotine
100-75-4 N-Nitrosopiperidine
930-55-2 N-Nitrosopyrrolidine
13256-22-9 N-Nitrososarcosine
2646-17-5 Oil orange SS
12174-11-7 Palygorskite	(attapulgite)	(long	fibres,	>	5	
micron
Penta/hexa cyclic unsubstituted aromatic 
hydrocarbons
135-88-6 N-Phenyl-beta-naphthylamine
95-54-5 o-Phenylenediamine
122-60-1 Phenylglycidyl ether
100-63-0 Phenylhydrazine
36355-01-8 Polybrominated biphenyls

--- Page 272 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS* NUMBER CHEMICAL SUBSTANCE
1336-36-3 Polychlorinated biphenyls
3564-0908; 
3761-53-3
Ponceau 3R
7758-01-2 Potassium bromate
1120-71-4 1,3-Propane sultone
57-57-8 ß-Propiolactone
75-55-8 Propylene imine
75-56-9 Propylene oxide
Refractory	ceramic	fibres
Residual fuel oils (heavy fuel oils)
94-59-7 Safrole
68308-34-9 Shale-oils
Silica crystalline (respirable size)
409-21-2 Silicon	carbide,	fibrous	(including	whiskers)
132-27-4 Sodium ortho-phenylphenate
Soots from pyrolysis of heating fuels
100-42-5 Styrene
96-09-3 Styrene-7,8-oxide
95-06-7 Sulphallate
Sulphuric acid (strong acid mist exposure, 
only)
1746-01-6 2,3,7,8-Tetrachlorodibenzo-para-dioxin
127-18-4 Tetrachloroethylene
116-14-3 Tetrafluoroethylene
509-14-8 Tetranitromethane
62-55-5 Thioacetamide
139-65-1 Thiodianiline
141-90-2 Thiouracil
62-56-6 Thiourea
119-93-7 ortho-Tolidine
584-84-9 Toluene diisocyanates
95-53-4 ortho-Toluidine
106-49-0 para-Toluidine
8001-35-2 Chlorinated camphene
52-24-4 Tris(1-aziridinyl)phosphine sulphide
126-72-7 Tris(2,3-dibromopropyl)phosphate
72-57-1 Trypan Blue
Uranium, (natural) soluble and insoluble 
compounds
51-79-6 Urethane
108-05-4 Vinyl acetate
593-60-2 Vinyl bromide
100-40-3 4-Vinyl cyclohexene

--- Page 273 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS* NUMBER CHEMICAL SUBSTANCE
106-87-6 Vinyl cyclohexene dioxide
75-02-5 Vinyl	fluoride
Wood dusts (Oak, Beech, Birch, Mahogany, 
Teak and Walnut)
13530-65-9; 
11103-86-9; 
37300-23-5
Zinc chromates
1300-73-8 Xylidine isomers
* CAS means the Chemical Abstracts Service Division of the American Chemical Society.

--- Page 274 ---
274
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
TABLE 18
[Sections 21‑6 and 21‑8, definition of “silica process” in section 24‑1]
Contamination Limits
Also check Tables 16 and 17 for substances (such as asbestos and benzene) with 
additional	 requirements
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
75-07-0 Acetaldehyde **C25 ppm T20
64-19-7 Acetic acid 10 ppm 15 ppm
108-24-7 Acetic anhydride 5 ppm 10 ppm
67-64-1 Acetone 500 ppm 750 ppm
75-86-5 Acetone cyanohydrin, as 
CN **C5 mg/m3 Skin
75-05-8 Acetonitrile 20 ppm 30 ppm Skin
98-86-2 Acetophenone 10 ppm 15 ppm
79-27-6 Acetylene tetrabromide 1 ppm 3 ppm
50-78-2 Acetylsalicylic acid 5 mg/m3 10 mg/m3
107-02-8 Acrolein **C0.1 ppm Skin
79-06-1 Acrylamide (inhalable 
fraction++ and vapour)
0.03 mg/m3 0.09 mg/m3 T20, Skin
79-10-7 Acrylic acid 2 ppm 4 ppm Skin
107-13-1 Acrylonitrile 2 ppm 4 ppm Skin, T20
124-04-9 Adipic acid 5 mg/m3 10 mg/m3
111-69-3 Adiponitrile 2 ppm 4 ppm Skin
309-00-2 Aldrin 0.25 mg/m3 0.75 mg/m3 Skin
Aliphatic hydrocarbon 
gases, Alkane [C1-C4]
1000 ppm 1250 ppm
107-18-6 Allyl alcohol 0.5 ppm 1.5 ppm Skin
107-05-1 Allyl chloride 1 ppm 2 ppm
106-92-3 Allyl glycidyl ether (AGE) 1 ppm 3 ppm  
2179-59-1 Allyl propyl disulphide 0.5 ppm 1.5 ppm SEN
7429-90-5 Aluminum	and	compounds	(as	Al):
Metal dust 10 mg/m3 20 mg/m3
Pyro powders 5 mg/m3 10 mg/m3
Soluble salts 2 mg/m3 4 mg/m3
Alkyls, not otherwise 
specified
2 mg/m3 4 mg/m3
1344-28-1 Aluminum oxide 10 mg/m3 20 mg/m3  
504-29-0 2-Aminopyridine 0.5 ppm 1.0 ppm  
61-82-5 Amitrole 0.2 mg/m3 0.6 mg/m3 T20
7664-41-7 Ammonia 25 ppm 35 ppm  
12125-02-9 Ammonium chloride fume 10 mg/m3 20 mg/m3

--- Page 275 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
3825-26-1 Ammonium 
perfluorooctanoate
0.01 mg/m3 0.03 mg/m3 Skin
7773-06-0 Ammonium sulphamate 
(Ammate)
10 mg/m3 20 mg/m3
994-05-8 tert-Amyl methyl ether 
(TAME)
20 ppm 30 ppm  
62-53-3 Aniline 2 ppm 4 ppm Skin
90-04-0 o-Anisidine 0.5 mg/m3 1.5 mg/m3 Skin, T20
104-94-9 p-Anisidine 0.5 mg/m3 1.5 mg/m3 Skin
7440-36-0 Antimony and compounds, 
(as Sb)
0.5 mg/m3 1.5 mg/m3
86-88-4 ANTU (alpha-Naphthyl 
thiourea)
0.3 mg/m3 0.9 mg/m3
7440-38-2 Arsenic, and inorganic 
compounds, (as As)
0.01 mg/m3 0.03 mg/m3 T20
7784-42-1 Arsine 0.05 ppm 0.15 ppm
8052-42-4 Asphalt (bitumen) fume, 
as benzene soluble aerosol 
(inhalable fraction++)
0.5 mg/m3 1.5 mg/m3
1912-24-9 Atrazine 5 mg/m3 10 mg/m3 T20
86-50-0 Azinphos-methyl 
(inhalable fraction++ and 
vapour)
0.2 mg/m3 0.6 mg/m3 Skin; SEN
7440-39-3 Barium and soluble 
compounds, (as Ba)
0.5 mg/m3 1.5 mg/m3
7727-43-7 Barium sulphate 10 mg/m3 20 mg/m3
17804-35-2 Benomyl 10 mg/m3 20 mg/m3
98-07-7 Benzotrichloride **C0.1 ppm Skin, T20
98-88-4 Benzoyl chloride **C0.5 ppm T20
94-36-0 Benzoyl peroxide 5 mg/m3 10 mg/m3
140-11-4 Benzyl acetate 10 ppm 20 ppm
100-44-7 Benzyl chloride 1 ppm 2 ppm T20
7440-41-7 Beryllium and compounds, 
(as Be)
0.002 mg/m3 0.01 mg/m3 T20
92-52-4 Biphenyl (diphenyl) 0.2 ppm 0.6 ppm
3033-62-3 Bis  
(2-dimethylaminoethyl) 
ether (DMAEE)
0.05 ppm 0.15 ppm Skin
1304-82-1 Bismuth telluride
Undoped 10 mg/m3 20 mg/m3
Se-doped, as Bi2Te3 5 mg/m3 10 mg/m3

--- Page 276 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
1330-43-4; 
1303-96-4; 
10043-35-3; 
12179-04-3
Borate compounds, 
inorganic (inhalable 
fraction++)
2 mg/m3 6 mg/m3
1303-86-2 Boron oxide 10 mg/m3 20 mg/m3
10294-33-4 Boron tribromide **C1 ppm
7637-07-2 Boron	trifluoride **C1 ppm
314-40-9 Bromacil 10 mg/m3 20 mg/m3
7726-95-6 Bromine 0.1 ppm 0.2 ppm
7789-30-2 Bromine	pentafluoride 0.1 ppm 0.3 ppm
74-97-5 Bromochloromethane 
(Chlorobromomethane)
200 ppm 250 ppm
75-25-2 Bromoform 0.5 ppm 1.5 ppm Skin
106-94-5 1-Bromopropane 10 ppm 20 ppm
106-99-0 1,3-Butadiene 2 ppm 4 ppm T20
106-97-8; 
75-28-5
Butane, All isomers See Aliphatic hydrocarbon gases 
[C1-C4]
111-76-2 2-Butoxyethanol 
(Butyl Cellosolve or EGBE)
20 ppm 30 ppm
112-07-2 2-Butoxyethyl acetate 
(EGBEA)
20 ppm 30 ppm
123-86-4 n-Butyl acetate 150 ppm 200 ppm
105-46-4 sec-Butyl acetate 200 ppm 250 ppm
540-88-5 tert-Butyl acetate 200 ppm 250 ppm
141-32-2 n-Butyl acrylate 2 ppm 4 ppm SEN
71-36-3 n-Butyl alcohol (n-butanol) 20 ppm 30 ppm
78-92-2 sec-Butyl alcohol 
(sec-butanol)
100 ppm 125 ppm
75-65-0 tert-Butyl alcohol 
(tert-butanol)
100 ppm 125 ppm
109-73-9 n-Butylamine **C5 ppm Skin
1189-85-1 tert-Butyl chromate, 
(as Cr03) **C0.1 mg/m3 Skin
2426-08-6 n-Butyl glycidyl ether 
(BGE)
3 ppm 6 ppm Skin, SEN
138-22-7 n-Butyl lactate 5 ppm 10 ppm
109-79-5 n-Butyl mercaptan 0.5 ppm 1.5 ppm
89-72-5 o-sec-Butylphenol 5 ppm 7 ppm Skin
98-51-1 p-tert-Butyltoluene 1 ppm 2 ppm
7440-43-9 Cadmium,	and	compounds,	(as	Cd): T20
(total fraction) 0.01 mg/m3 0.03 mg/m3
(respirable fraction++) 0.002 mg/m3 0.006 mg/m3

--- Page 277 ---
277
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
1317-65-3 Calcium carbonate 10 mg/m3 20 mg/m3
13765-19-0 Calcium chromate, (as Cr) 0.001 mg/m3 0.003 mg/m3
156-62-7 Calcium cyanamide 0.5 mg/m3 1.5 mg/m3
1305-62-0 Calcium hydroxide 5 mg/m3 10 mg/m3
1305-78-8 Calcium oxide 2 mg/m3 4 mg/m3
1344-95-2 Calcium silicate, synthetic 
nonfibrous
10 mg/m3 20 mg/m3
76-22-2 Camphor, synthetic 2 ppm 3 ppm
105-60-2 Caprolactam (inhalable 
fraction++ and vapour)
5 mg/m3 10 mg/m3
2425-06-1 Captafol 0.1 mg/m3 0.3 mg/m3 Skin, T20
133-06-2 Captan (inhalable 
fraction++)
5 mg/m3 10 mg/m3 SEN
63-25-2 Carbaryl 5 mg/m3 10 mg/m3
1563-66-2 Carbofuran (inhalable 
fraction++ and vapour)
0.1 mg/m3 0.3 mg/m3
1333-86-4 Carbon black 3.5 mg/m3 7 mg/m3
124-38-9 Carbon dioxide 5000 ppm 30,000 ppm
75-15-0 Carbon disulphide 10 ppm 15 ppm Skin
630-08-0 Carbon monoxide 25 ppm 190 ppm
558-13-4 Carbon tetrabromide 0.1 ppm 0.3 ppm
75-44-5 Carbonyl chloride 
(Phosgene)
0.1 ppm 0.3 ppm
353-50-4 Carbonyl	fluoride 2 ppm 5 ppm
120-80-9 Catechol (Pyrocatechol) 5 ppm 7.8 ppm Skin
9004-34-6 Cellulose	(paper	fibre) 10 mg/m3 20 mg/m3
21351-79-1 Cesium hydroxide 2 mg/m3 4 mg/m3
57-74-9 Chlordane 0.5 mg/m3 1.5 mg/m3 Skin
8001-35-2 Chlorinated camphene 0.5 mg/m3 1 mg/m3 Skin, T20
31242-93-0 o-Chlorinated diphenyl 
oxide
0.5 mg/m3 1.5 mg/m3
7782-50-5 Chlorine 0.5 ppm 1 ppm
10049-04-4 Chlorine dioxide 0.1 ppm 0.3 ppm
7790-91-2 Chlorine	trifluoride **C 0.1 ppm
107-20-0 Chloroacetaldehyde **C1 ppm
78-95-5 Chloroacetone **C1 ppm Skin
532-27-4 alpha-Chloroaceto- 
phenone (Phenacyl 
chloride)
0.05 ppm 0.15 ppm
79-04-9 Chloroacetyl chloride 0.05 ppm 0.15 ppm Skin
108-90-7 Chlorobenzene 
(Monochlorobenzene)
10 ppm 15 ppm

--- Page 278 ---
278
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
2698-41-1 o-Chlorobenzylidene 
malononitrile **C0.05 ppm Skin
126-99-8 2-Chloro-1,3-butadiene 
(beta-Chloroprene)
10 ppm 15 ppm Skin
75-45-6 Chlorodifluoromethane 1000 ppm 1250 ppm
53469-21-9 Chlorodiphenyl (42% 
chlorine)
1 mg/m3 3 mg/m3 Skin
11097-69-1 Chlorodiphenyl (54% 
chlorine)
0.5 mg/m3 1.5 mg/m3 Skin
107-07-3 2-Chloroethanol (Ethylene 
chlorohydrin) **C1.0 ppm Skin
600-25-9 1-Chloro-1-nitropropane 2 ppm 4 ppm
76-15-3 Chloropentafluoroethane 1000 ppm 1250 ppm
76-06-2 Chloropicrin 0.1 ppm 0.3 ppm
127-00-4; 
78-89-7
1-Chloro-2-propanol and 
2-Chloro-1-propanol
1 ppm 3 ppm Skin
598-78-7 2-Chloropropionic acid 0.1 ppm 0.3 ppm Skin
2039-87-4 o-Chlorostyrene 50 ppm 75 ppm
95-49-8 o-Chlorotoluene 50 ppm 65 ppm
2921-88-2 Chlorpyrifos, (inhalable 
fraction++ and vapour)
0.1 mg/m3 0.3 mg/m3 Skin
7440-47-3 Chromium	metal	and	inorganic	compounds,	(as	Cr):
Metal	and	Cr	(III)	
compounds
0.5 mg/m3 1.5 mg/m3
Water	soluble	Cr	(VI)	
compounds
0.05 mg/m3 0.15 mg/m3 T20
Insoluble	Cr	(VI)	
compounds
0.01 mg/m3 0.03 mg/m3 T20
14977-61-8 Chromyl chloride 0.025 ppm 0.07 ppm
2971-90-6 Clopidol 10 mg/m3 20 mg/m3
Coal	dust:
Anthracite (respirable 
fraction++)
0.4 mg/m3 1.2 mg/m3
Bituminous (respirable 
fraction++)
0.9 mg/m3 2.7 mg/m3
65996-93-2 Coal tar pitch volatiles, as 
benzene soluble aerosol 
(See Particulate polycyclic 
aromatic hydrocarbons)
0.2 mg/m3 0.6 mg/m3 T20
7440-48-4 Cobalt and inorganic 
compounds, (as Co)
0.02 mg/m3 0.06 mg/m3 T20

--- Page 279 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
10210-68-1 Cobalt carbonyl, (as Co) 0.1 mg/m3 0.3 mg/m3
16842-03-8 Cobalt hydrocarbonyl, 
(as Co)
0.1 mg/m3 0.3 mg/m3
7440-50-8 Copper,	(as	Cu):
fume 0.2 mg/m3 0.6 mg/m3
dusts and mists 1 mg/m3 3 mg/m3
Cotton dust, raw 0.2 mg/m3 0.6 mg/m3
1319-77-3 Cresol, all isomers 5 ppm 10 ppm Skin
4170-30-3 Crotonaldehyde **C 0.3 ppm Skin
299-86-5 Crufomate 5 mg/m3 10 mg/m3
98-82-8 Cumene 50 ppm 74 ppm
420-04-2 Cyanamide 2 mg/m3 4 mg/m3
460-19-5 Cyanogen 10 ppm 15 ppm
506-77-4 Cyanogen chloride **C0.3 ppm
110-82-7 Cyclohexane 100 ppm 150 ppm
108-93-0 Cyclohexanol 50 ppm 62 ppm Skin
108-94-1 Cyclohexanone 20 ppm 50 ppm Skin
110-83-8 Cyclohexene 300 ppm 375 ppm
108-91-8 Cyclohexylamine 10 ppm 15 ppm
121-82-4 Cyclonite (RDX) 0.5 mg/m3 1.5 mg/m3 Skin
542-92-7 Cyclopentadiene 75 ppm 94 ppm
287-92-3 Cyclopentane 600 ppm 900 ppm
13121-70-5 Cyhexatin 5 mg/m3 10 mg/m3
94-75-7 2,4-D
(2,4-Dichlorophenoxyacetic 
acid)
10 mg/m3 20 mg/m3
50-29-3 DDT 
(Dichlorodiphenyltrichloro 
-ethane)
1 mg/m3 3 mg/m3 T20
17702-41-9 Decaborane 0.05 ppm 0.15 ppm Skin
8065-48-3 Demeton (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin
919-86-8 Demeton-S-methyl, 
(inhalable fraction++ and 
vapour)
0.05 mg/m3 0.15 mg/m3 Skin, SEN
123-42-2 Diacetone alcohol  
(4-hydroxy-4-methyl- 
2-pentanone)
50 ppm 60 ppm
333-41-5 Diazinon, (inhalable 
fraction++ and vapour)
0.01 mg/m3 0.03 mg/m3 Skin
334-88-3 Diazomethane 0.2 ppm 0.6 ppm T20

--- Page 280 ---
280
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
19287-45-7 Diborane 0.1 ppm 0.3 ppm
102-81-8 2-N-Dibutylaminoethanol 0.5 ppm 1 ppm Skin
2528-36-1 Dibutyl phenyl phosphate 0.3 ppm 0.6 ppm Skin
107-66-4 Dibutyl phosphate 1 ppm 2 ppm
84-74-2 Dibutyl phthalate 5 mg/m3 10 mg/m3
79-43-6 Dichloroacetic acid 0.5 ppm 1.5 ppm Skin, T20
7572-29-4 Dichloracetylene **C0.1 ppm
95-50-1 o-Dichlorobenzene 25 ppm 50 ppm
106-46-7 p-Dichlorobenzene 10 ppm 15 ppm T20
764-41-0 1,4-Dichloro-2-butene 0.005 ppm 0.015 ppm Skin, T20
75-71-8 Dichlorodifluoromethane 1000 ppm 1250 ppm
118-52-5 1,3-Dichloro-5, 5-dimethyl 
hydantoin
0.2 mg/m3 0.4 mg/m3
75-34-3 1,1-Dichloroethane 100 ppm 125 ppm
540-59-0; 
156-59-2; 
156-60-5
1,2-Dichloroethylene,  
all isomers
200 ppm 250 ppm
111-44-4 Dichloroethyl ether 5 ppm 10 ppm Skin
75-43-4 Dichlorofluoromethane 10 ppm 15 ppm
75-09-2 Dichloromethane 50 ppm 75 ppm T20
594-72-9 1,1-Dichloro-1- 
nitroethane
2 ppm 4 ppm
542-75-6 1,3-Dichloropropene 1 ppm 2 ppm Skin, T20
75-99-0 2,2-Dichloropropionic acid, 
(inhalable fraction++)
5 mg/m3 10 mg/m3
76-14-2 Dichlorotetra- 
fluoroethane
1000 ppm 1250 ppm
62-73-7 Dichlorvos (DDVP), 
(inhalable fraction++ and 
vapour)
0.1 mg/m3 0.3 mg/m3 Skin, SEN, 
T20
141-66-2 Dicrotophos, (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin
77-73-6 Dicyclopentadiene 5 ppm 8 ppm
102-54-5 Dicyclopentadienyl iron 10 mg/m3 20 mg/m3
60-57-1 Dieldrin 0.25 mg/m3 0.75 mg/m3 Skin
683334-30-5; 
68476-30-2; 
68476-31-3; 
68476-34-6; 
77650-28-3
Diesel fuel as total 
hydrocarbons, (vapour)
100 mg/m3 150 mg/m3 Skin
111-42-2 Diethanolamine 2 mg/m3 4 mg/m3 Skin
109-89-7 Diethylamine 5 ppm 15 ppm Skin
100-37-8 2-Diethylaminoethanol 2 ppm 4 ppm Skin

--- Page 281 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
111-40-0 Diethylene triamine 1 ppm 2 ppm Skin
96-22-0 Diethyl ketone 200 ppm 300 ppm
84-66-2 Diethyl phthalate 5 mg/m3 10 mg/m3
75-61-6 Difluorodibromomethane 100 ppm 125 ppm
2238-07-5 Diglycidyl ether (DGE) 0.1 ppm 0.3 ppm
108-83-8 Diisobutyl ketone 25 ppm 30 ppm
108-18-9 Diisopropylamine 5 ppm 7 ppm Skin
127-19-5 N,N-Dimethylacetamide 10 ppm 15 ppm Skin
124-40-3 Dimethylamine 5 ppm 15 ppm
121-69-7 Dimethylaniline 
(N,N-Dimethylaniline)
5 ppm 10 ppm Skin
14857-34-2 Dimethylethoxysilane 0.5 ppm 1.5 ppm
68-12-2 Dimethylformamide 10 ppm 15 ppm Skin, T20
57-14-7 1,1-Dimethylhydrazine 0.01 ppm 0.03 ppm Skin, T20
131-11-3 Dimethylphthalate 5 mg/m3 10 mg/m3
77-78-1 Dimethyl sulphate 0.1 ppm 0.3 ppm Skin, T20
75-18-3 Dimethyl sulphide 10 ppm 20 ppm
148-01-6 Dinitolmide 5 mg/m3 10 mg/m3
528-29-0; 
99-65-0; 
100-25-4; 
25154-54-5
Dinitrobenzene 
(all isomers)
0.15 ppm 0.30 ppm Skin
534-52-1 Dinitro-o-cresol 0.2 mg/m3 0.6 mg/m3 Skin
25321-14-6 Dinitrotoluene 0.2 mg/m3 0.6 mg/m3 Skin, T20
123-91-1 1,4-Dioxane 20 ppm 30 ppm Skin, T20
78-34-2 Dioxathion (inhalable 
fraction++ and vapour)
0.1 mg/m3 0.3 mg/m3 Skin
646-06-0 1,3-Dioxolane 20 ppm 30 ppm
122-39-4 Diphenylamine 10 mg/m3 20 mg/m3
34590-94-8 Dipropylene glycol methyl 
ether (DPGME)
100 ppm 150 ppm Skin
123-19-3 Dipropyl ketone 50 ppm 60 ppm
2764-72-9; Diquat:
85-00-7; (inhalable fraction++) 0.5 mg/m3 1.5 mg/m3 Skin
6385-62-2 (respirable fraction++) 0.1 mg/m3 0.3 mg/m3 Skin
117-81-7 Di-sec, octyl phthalate 
(Di-2-ethylhexyl phthalate 
or DEHP)
5 mg/m3 10 mg/m3 T20
97-77-8 Disulphiram 2 mg/m3 4 mg/m3
298-04-4 Disulphoton, (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin

--- Page 282 ---
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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
128-37-0 2,6-Di-tert-butyl-p-cresol 
(butylated hydroxytoluene 
or BHT) (inhalable 
fraction++ and vapour)
2 mg/m3 4 mg/m3
330-54-1 Diuron 10 mg/m3 20 mg/m3
1321-74-0 Divinyl benzene 10 ppm 15 ppm
112-55-0 Dodecyl mercaptan 0.1 ppm 0.3 ppm SEN
1302-74-5 Emery 10 mg/m3 20 mg/m3
115-29-7 Endosulphan 0.1 mg/m3 0.3 mg/m3 Skin
72-20-8 Endrin 0.1 mg/m3 0.3 mg/m3 Skin
13838-16-9 Enflurane 75 ppm 100 ppm
106-89-8 Epichlorohydrin 0.5 ppm 1.5 ppm Skin, T20
2104-64-5 EPN (inhalable fraction++) 0.1 mg/m3 0.3 mg/m3 Skin
74-84-0 Ethane See Aliphatic hydrocarbon gases 
[C1-C4]
64-17-5 Ethanol 1000 ppm 1250 ppm
141-43-5 Ethanolamine 3 ppm 6 ppm
563-12-2 Ethion, (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin
110-80-5 2-Ethoxyethanol (Glycol 
monoethyl ether)
5 ppm 7 ppm Skin
111-15-9 2-Ethyoxyethyl acetate 
(Cellosolve acetate)
5 ppm 8 ppm Skin
141-78-6 Ethyl acetate 400 ppm 500 ppm
140-88-5 Ethyl acrylate 5 ppm 15 ppm T20
75-04-7 Ethylamine 5 ppm 15 ppm Skin
541-85-5 Ethyl amyl ketone 
(5-Methyl-3-heptanone)
25 ppm 30 ppm
100-41-4 Ethyl benzene 100 ppm 125 ppm T20
74-96-4 Ethyl bromide 5 ppm 7 ppm Skin
637-92-3 Ethyl tert-butyl ether 5 ppm 10 ppm
106-35-4 Ethyl butyl ketone 
(3-Heptanone)
50 ppm 75 ppm
75-00-3 Ethyl chloride 100 ppm 125 ppm Skin
7085-85-0 Ethyl cyanoacrylate 0.2 ppm 0.6 ppm
74-85-1 Ethylene 200 ppm 250 ppm
107-15-3 Ethylenediamine 10 ppm 15 ppm Skin
107-06-2 Ethylene dichloride 10 ppm 20 ppm
107-21-1 Ethylene glycol,  
(as an aerosol) **C 100 mg/m3
628-96-6 Ethylene glycol dinitrate 
(EGDN)
0.05 ppm 0.15 ppm Skin

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
75-21-8 Ethylene oxide 1 ppm 2 ppm T20
151-56-4 Ethylenimine 0.5 ppm 1.5 ppm Skin, T20
60-29-7 Ethyl ether 400 ppm 500 ppm
109-94-4 Ethyl formate 100 ppm 150 ppm
149-57-5 2-Ethylhexanoic acid, 
(inhalable fraction++ and 
vapour)
5 mg/m3 10 mg/m3
16219-75-3 Ethylidene norbornene **C5 ppm
75-08-1 Ethyl mercaptan 0.5 ppm 1.5 ppm
100-74-3 N-Ethylmorpholine 5 ppm 8 ppm Skin
78-10-4 Ethyl silicate 10 ppm 15 ppm
22224-92-6 Fenamiphos 0.1 mg/m3 0.3 mg/m3 Skin
115-90-2 Fensulphothion (inhalable 
fraction++ and vapour)
0.01 mg/m3 0.03 mg/m3 Skin
55-38-9 Fenthion 0.2 mg/m3 0.6 mg/m3 Skin
14484-64-1 Ferbam 10 mg/m3 20 mg/m3
12604-58-9 Ferrovanadium dust 1 mg/m3 3 mg/m3
Flour dust 3 mg/m3 6 mg/m3 SEN
Fluoride, (as F) 2.5 mg/m3 5 mg/m3
7782-41-4 Fluorine 1 ppm 2 ppm
944-22-9 Fonofos 0.1 mg/m3 0.3 mg/m3 Skin
50-00-0 Formaldehyde **C0.3 ppm SEN, T20
75-12-7 Formamide 10 ppm 15 ppm Skin
64-18-6 Formic acid 5 ppm 10 ppm
98-01-1 Furfural 2 ppm 4 ppm Skin
98-00-0 Furfuryl alcohol 10 ppm 15 ppm Skin
1303-00-0 Gallium arsenide 
(respirable fraction++)
0.0003 mg/m3 0.0009 mg/m3
86290-81-5 Gasoline 300 ppm 500 ppm
7782-65-2 Germanium tetrahydride 0.2 ppm 0.6 ppm
111-30-8 Glutaraldehyde, activated 
and inactivated **C0.05 ppm SEN
56-81-5 Glycerin mist 10 mg/m3 20 mg/m3
556-52-5 Glycidol 2 ppm 4 ppm
107-22-2 Glyoxal, (inhalable 
fraction++ and vapour)
0.1 mg/m3 0.3 mg/m3 SEN
Grain dust (oat, wheat, 
barley)
4 mg/m3 8 mg/m3
7782-42-5 Graphite, natural-all forms 
except	graphite	fibres	
(respirable fraction++)
2 mg/m3 4 mg/m3

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
7778-18-9 Gypsum (Calcium 
sulphate)
10 mg/m3 20 mg/m3
7440-58-6 Hafnium and compounds, 
(as Hf)
0.5 mg/m3 1.5 mg/m3
151-67-7 Halothane 50 ppm 60 ppm
76-44-8; 
1024-57-3
Heptachlor and Heptchlor 
epoxide
0.05 mg/m3 0.15 mg/m3 Skin, T20
142-82-5 Heptane (n-Heptane) 400 ppm 500 ppm
118-74-1 Hexachlorobenzene 0.002 mg/m3 0.006 mg/m3 Skin, T20
87-68-3 Hexachlorobutadiene 0.02 ppm 0.06 ppm Skin, T20
77-47-4 Hexachlorocyclo- 
pentadiene
0.01 ppm 0.03 ppm
67-72-1 Hexachloroethane 1 ppm 2 ppm Skin, T20
1335-87-1 Hexachloronaphthalene 0.2 mg/m3 0.6 mg/m3 Skin
684-16-2 Hexafluoroacetone 0.1 ppm 0.3 ppm Skin
85-42-7; 
13149-00-3; 
14166-21-3
Hexahydrophthalic 
anhydride, (inhalable 
fraction++ and vapour), all 
isomers
**C0.005 mg/m3
SEN
822-06-0 Hexamethylene 
diisocyanate
0.005 ppm 0.015 ppm
110-54-3 Hexane (n-Hexane) 50 ppm 62.5 ppm Skin
Hexane (other isomers) 500 ppm 1000 ppm
124-09-4 Hexanediamine 0.5 ppm 1.0 ppm
592-41-6 1-Hexene 50 ppm 75 ppm
108-84-9 sec-Hexyl acetate 50 ppm 60 ppm
107-41-5 Hexylene glycol **C25 ppm
302-01-2 Hydrazine 0.01 ppm 0.03 ppm Skin, T20
61788-32-7 Hydrogenated terphenyls 
(nonirradiated)
0.5 ppm 1.5 ppm
10035-10-6 Hydrogen bromide **C2 ppm
7647-01-0 Hydrogen chloride **C2 ppm
Hydrogen	cyanide	and	cyanide	salts,	(as	CN):
74-90-8 Hydrogen cyanide **C4.7 ppm Skin
592-01-8; 
151-50-8; 
143-33-9
Cyanide salts
**C 5 mg/m3
Skin
7664-39-3 Hydrogen	fluoride,	(as	F) 0.5 ppm **C 2 ppm
7722-84-1 Hydrogen peroxide 1 ppm 2 ppm
7783-07-5 Hydrogen selenide, (as Se) 0.05 ppm 0.15 ppm
7783-06-4 Hydrogen sulphide 10 ppm 15 ppm

--- Page 285 ---
285
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
123-31-9 Hydroquinone 2 mg/m3 4 mg/m3
999-61-1 2-Hydroxypropyl acrylate 0.5 ppm 1 ppm Skin, SEN
95-13-6 Indene 10 ppm 15 ppm
7440-74-6 Indium	and	Compounds,	
(as	In)
0.1 mg/m3 0.3 mg/m3 T20	(Indium	
phosphide)
7553-56-2 Iodine **C0.1 ppm
75-47-8 Iodoform 0.6 ppm 1.2 ppm
1309-37-1 Iron	oxide	fume,	(dust	and	
fume) (Fe2O3, as Fe)
5 mg/m3 10 mg/m3
13463-40-6 Iron	pentacarbonyl,	(as	Fe) 0.1 ppm 0.2 ppm
Iron	salts,	soluble,	(as	Fe) 1 mg/m3 3 mg/m3
123-51-3 Isoamyl	alcohol 100 ppm 125 ppm
110-19-0 Isobutyl	acetate 150 ppm 188 ppm
78-83-1 Isobutyl	alcohol 50 ppm 60 ppm
542-56-3 Isobutyl	nitrite,	(inhalable	
fraction++ and vapour) **C1 ppm
26952-21-6 Isooctyl	alcohol 50 ppm 60 ppm Skin
78-59-1 Isophorone **C5 ppm
4098-71-9 Isophorone	diisocyanate 0.005 ppm 0.015 ppm
109-59-1 2-Isopropoxyethanol 25 ppm 38 ppm Skin
108-21-4 Isopropyl	acetate 100 ppm 200 ppm
67-63-0 Isopropyl	alcohol 200 ppm 400 ppm
75-31-0 Isopropylamine 5 ppm 10 ppm
768-52-5 N-Isopropylaniline 2 ppm 4 ppm Skin
108-20-3 Isopropyl	ether 250 ppm 310 ppm
4016-14-2 Isopropyl	glycidyl	ether	
(IGE)
50 ppm 75 ppm
1332-58-7 Kaolin (respirable 
fraction++)
2 mg/m3 4 mg/m3
8008-20-6; 
64742-81-0
Kerosene /Jet fuels, as 
total hydrocarbon vapour
200 mg/m3 250 mg/m3 Skin
463-51-4 Ketene 0.5 ppm 1.5 ppm
7439-92-1 Lead and inorganic 
compounds, (as Pb)
0.05 mg/m3 0.15 mg/m3 T20
3687-31-8 Lead arsenate, (as 
Pb3(AsO4)2)
0.15 mg/m3 0.45 mg/m3
7758-97-6 Lead chromate, (as Pb) 0.05 mg/m3 0.15 mg/m3 T20
7758-97-6 Lead chromate, (as Cr) 0.012 mg/m3 0.036 mg/m3 T20
1317-65-3; 
471-34-1
Limestone (calcium 
carbonate)
10 mg/m3 20 mg/m3
58-89-9 Lindane 0.5 mg/m3 1.5 mg/m3 Skin

--- Page 286 ---
286
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
7580-67-8 Lithium hydride 0.025 mg/m3 0.075 mg/m3
68476-85-7 L.P.G.	(liquified	petroleum	
gas)
See Aliphatic hydrocarbon gases 
[C1-C4] 
546-93-0 Magnesite 10 mg/m3 20 mg/m3
1309-48-4 Magnesium oxide 
(inhalable fraction++)
10 mg/m3 20 mg/m3
121-75-5 Malathion, (inhalable 
fraction++ and vapour)
1 mg/m3 3 mg/m3 Skin
108-31-6 Maleic anhydride 0.1 ppm 0.3 ppm SEN
7439-96-5 Manganese and inorganic 
compounds, (as Mn)
0.2 mg/m3 0.6 mg/m3
12079-65-1 Manganese 
cyclopentadienyl 
tricarbonyl, (as Mn)
0.1 mg/m3 0.3 mg/m3 Skin
7439-97-6 Mercury,	(as	Hg):
Alkyl compounds 0.01 mg/m3 0.03 mg/m3 Skin
Aryl compounds 0.1 mg/m3 0.3 mg/m3 Skin
Inorganic	forms,	including	
metallic mercury
0.025 mg/m3 0.075 mg/m3 Skin
141-79-7 Mesityl oxide 15 ppm 25 ppm
79-41-4 Methacrylic acid 20 ppm 30 ppm
74-82-8 Methane See Aliphatic hydrocarbon gases 
[C1-C4] 
16752-77-5 Methomyl 2.5 mg/m3 5 mg/m3
72-43-5 Methoxychlor 10 mg/m3 20 mg/m3
109-86-4 2-Methoxyethanol 
(Methylcellosolve-EGME)
5 ppm 8 ppm Skin
110-49-6 2-Methoxyethyl acetate 
(Methyl cellosolve 
acetate-EGMEA)
5 ppm 8 ppm Skin
150-76-5 4-Methoxyphenol 5 mg/m3 10 mg/m3
79-20-9 Methyl acetate 200 ppm 250 ppm
74-99-7 Methyl acetylene 1000 ppm 1250 ppm
59355-75-8 Methyl 
acetylene-propadiene 
mixture (MAPP)
1000 ppm 1250 ppm
96-33-3 Methyl acrylate 2 ppm 4 ppm Skin, SEN
126-98-7 Methylacrylonitrile 1 ppm 2 ppm Skin
109-87-5 Methylal (dimethoxy 
methane)
1000 ppm 1250 ppm
67-56-1 Methyl alcohol (methanol) 200 ppm 250 ppm Skin
74-89-5 Methylamine 5 ppm 15 ppm

--- Page 287 ---
287
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
110-43-0 Methyl n-amyl ketone 
(2-Heptanone)
50 ppm 60 ppm
100-61-8 N-Methylaniline 0.5 ppm 1 ppm Skin
74-83-9 Methyl bromide 1 ppm 3 ppm Skin
1634-04-4 Methyl tert-butyl ether 
(MTBE)
50 ppm 75 ppm
591-78-6 Methyl n-butyl ketone 5 ppm 10 ppm Skin
74-87-3 Methyl chloride 50 ppm 100 ppm Skin
137-05-3 Methyl 2-cyanoacrylate 0.2 ppm 0.6 ppm
108-87-2 Methylcyclohexane 400 ppm 500 ppm
25639-42-3 Methylcyclohexanol 50 ppm 60 ppm
583-60-8 o-Methylcyclohexanone 50 ppm 75 ppm Skin
12108-13-3 2-Methylcyclopentadienyl 
manganese tricarbonyl, 
(as Mn)
0.2 mg/m3 0.6 mg/m3 Skin
8022-00-2 Methyl demeton 0.5 mg/m3 1.5 mg/m3 Skin
101-68-8 Methylene bisphenyl 
isocyanate	(MDI)
0.005 ppm 0.015 ppm
101-14-4 4,4'-Methylene bis 
(2-chloroaniline)  
(MBOCA, MOCA)
0.01 ppm 0.03 ppm Skin, T20
5124-30-1 Methylene bis 
(4-cyclohexylisocyanate)
0.005 ppm 0.015 ppm
75-09-2 Methylene choride 
(dichloromethane)
50 ppm 63 ppm
101-77-9 4,4'-Methylene dianiline 0.1 ppm 0.3 ppm Skin, T20
78-93-3 Methyl ethyl ketone 
(MEK)
200 ppm 300 ppm
1338-23-4 Methyl ethyl ketone 
peroxide **C0.2 ppm
107-31-3 Methyl formate 100 ppm 150 ppm
60-34-4 Methyl hydrazine 0.01 ppm 0.03 ppm Skin, T20
74-88-4 Methyl iodide 2 ppm 4 ppm Skin, T20
110-12-3 Methyl isoamyl ketone 50 ppm 60 ppm
108-11-2 Methyl isobutyl carbinol 25 ppm 40 ppm Skin
108-10-1 Methyl isobutyl ketone 50 ppm 75 ppm
624-83-9 Methyl isocyanate 0.02 ppm 0.06 ppm Skin
563-80-4 Methyl isopropyl ketone 200 ppm 250 ppm
74-93-1 Methyl mercaptan 0.5 ppm 1.5 ppm
80-62-6 Methyl methacrylate 50 ppm 100 ppm SEN
298-00-0 Methyl parathion 0.2 mg/m3 0.6 mg/m3 Skin
107-87-9 Methyl propyl ketone 200 ppm 250 ppm

--- Page 288 ---
288
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
681-84-5 Methyl silicate 1 ppm 2 ppm
98-83-9 alpha-Methyl styrene 50 ppm 100 ppm
78-94-4 Methyl vinyl ketone **C0.2 ppm Skin, SEN
21087-64-9 Metribuzin 5 mg/m3 10 mg/m3
7786-34-7 Mevinphos (inhalable 
fraction++ and vapour)
0.01mg/m3 0.03 mg/m3 Skin
12001-26-2 Mica (respirable fraction++) 3 mg/m3 6 mg/m3
7439-98-7 Molybdenum,	(as	Mo):
Soluble compounds, 
(respirable fraction++)
0.5 mg/m3 1.5 mg/m3
Metal and insoluble 
compounds, (inhalable 
fraction++)
10 mg/m3 20 mg/m3
Metal and insoluble 
compounds,  
(respirable fraction++)
3 mg/m3 6 mg/m3
6923-22-4 Monocrotophos (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin
110-91-8 Morpholine 20 ppm 30 ppm Skin
300-76-5 Naled, (inhalable fraction++ 
and vapour)
0.1 mg/m3 0.3 mg/m3 Skin, SEN
91-20-3 Naphthalene 10 ppm 15 ppm Skin
8006-14-2 Natural gas See	Aliphatic	hydrocarbon	gases:	
Alkane [C1-C4]
9006-04-6 Natural rubber latex  
(as total proteins), 
(inhalable fraction++)
0.001 mg/m3 0.003 mg/m3 Skin, SEN
7440-02-0 Nickel,	(as	Ni):
Elemental (inhalable 
fraction++)
1.5 mg/m3 3 mg/m3 T20
Soluble inorganic 
compounds,  
(not	otherwise	specified)	
(inhalable fraction++)
0.1 mg/m3 0.3 mg/m3
Insoluble	inorganic,	(as	
not	otherwise	specified)	
(inhalable fraction++)
0.2 mg/m3 0.6 mg/m3
12035-72-2 Nickel subsulphide, (as 
Ni), (inhalable fraction++)
0.1 mg/m3 0.3 mg/m3 T20
13463-39-3 Nickel carbonyl, (as Ni) 0.05 ppm 0.15 ppm
54-11-5 Nicotine 0.5 mg/m3 1.5 mg/m3 Skin
1929-82-4 Nitrapyrin 10 mg/m3 20 mg/m3
7697-37-2 Nitric acid 2 ppm 4 ppm

--- Page 289 ---
289
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
10102-43-9 Nitric oxide 25 ppm 38 ppm
100-01-6 p-Nitroaniline 3 mg/m3 6 mg/m3 Skin
98-95-3 Nitrobenzene 1 ppm 2 ppm Skin
100-00-5 p-Nitrochlorobenzene 0.1 ppm 0.3 ppm Skin
79-24-3 Nitroethane 100 ppm 125 ppm
10102-44-0 Nitrogen dioxide 3 ppm 5 ppm
7783-54-2 Nitrogen	trifluoride 10 ppm 20 ppm
55-63-0 Nitroglycerin (NG) 0.05 ppm 0.15 ppm Skin
75-52-5 Nitromethane 20 ppm 30 ppm
108-03-2 1-Nitropropane 25 ppm 40 ppm
79-46-9 2-Nitropropane 10 ppm 20 ppm T20
88-72-2; 
99-08-1; 
99-99-0
Nitrotoluene isomers 2 ppm 3 ppm Skin
10024-97-2 Nitrous oxide 50 ppm 75 ppm
111-84-2 Nonane, all isomers 200 ppm 250 ppm
2234-13-1 Octachloronaphthalene 0.1 mg/m3 0.3 mg/m3 Skin
111-65-9 Octane, all isomers 300 ppm 375 ppm
8012-95-1 Oil mist, mineral 5 mg/m3 10 mg/m3
20816-12-0 Osmium tetroxide, (as Os) 0.0002 ppm 0.0006 ppm
144-62-7 Oxalic acid 1 mg/m3 2 mg/m3
80-51-3 p,p’-Oxybis 
(benzenesulphonyl 
hydrazide),  
(inhalable fraction++)
0.1 mg/m3 0.3 mg/m3
7783-41-7 Oxygen	difluoride **C0.05 ppm
10028-15-6 Ozone 0.05 ppm 0.15 ppm
8002-74-2 Paraffin	wax	fume 2 mg/m3 4 mg/m3
4685-14-7 Paraquat,	total	dust 0.5 mg/m3 1.5 mg/m3
Paraquat,	(respirable	
fraction++)
0.1 mg/m3 0.3 mg/m3
56-38-2 Parathion, (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.15 mg/m3 Skin
Particulate polycyclic 
aromatic hydrocarbons 
(PPAH), as benzene 
solubles, See Coal tar pitch 
volatiles
0.2 mg/m3 0.6 mg/m3 T20
 Particles	(Insoluble	or	Poorly	Soluble)	Not	Otherwise	Specified:
Inhalable	fraction++ 10 mg/m3 20 mg/m3
Respirable fraction++ 3 mg/m3 6 mg/m3
19624-22-7 Pentaborane 0.005 ppm 0.015 ppm

--- Page 290 ---
290
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
1321-64-8 Pentachloronaphthalene 0.5 mg/m3 1.5 mg/m3 Skin
82-68-8 Pentachloronitrobenzene 0.5 mg/m3 1.5 mg/m3
87-86-5 Pentachlorophenol 0.5 mg/m3 1.5 mg/m3 Skin
115-77-5 Pentaerythritol 10 mg/m3 20 mg/m3
78-78-4; 
109-66-0; 
463-82-1
Pentane, all isomers 600 ppm 750 ppm
628-63-7; 
626-38-0; 
123-92-2; 
625-16-1; 
624-41-9; 
620-11-1
Pentyl acetate, all isomers 50 ppm 100 ppm
594-42-3 Perchloromethyl 
mercaptan
0.1 ppm 0.3 ppm
7616-94-6 Perchloryl	fluoride 3 ppm 6 ppm
19430-93-4 Perfluorobutyl	ethylene 100 ppm 150 ppm
382-21-8 Perfluoroisobutylene **C0.01 ppm
93763-70-3 Perlite 10 mg/m3 20 mg/m3
Persulphates, as 
persulphate
0.1 mg/m3 0.3 mg/m3
108-95-2 Phenol 5 ppm 7.5 ppm Skin
92-84-2 Phenothiazine 5 mg/m3 10 mg/m3 Skin
95-54-5; 
108-45-2; 
106-50-3
Phenylene diamine 
isomers
0.1 mg/m3 0.3 mg/m3
101-84-8 Phenyl ether (vapour) 1 ppm 2 ppm
122-60-1 Phenyl glycidyl ether 
(PGE)
0.1 ppm 0.3 ppm Skin, SEN, 
T20
100-63-0 Phenyl hydrazine 0.1 ppm 0.3 ppm Skin, T20
108-98-5 Phenyl mercaptan 0.1 ppm 0.3 ppm Skin
638-21-1 Phenylphosphine **C0.05 ppm
298-02-2 Phorate (inhalable 
fraction++ and vapour)
0.05 mg/m3 0.2 mg/m3 Skin
75-44-5 Phosgene 
(Carbonyl chloride)
0.1 ppm 0.3 ppm
7803-51-2 Phosphine 0.3 ppm 1 ppm
7664-38-2 Phosphoric acid 1 mg/m3 3 mg/m3
12185-10-3 Phosphorus (yellow) 0.1 mg/m3 0.3 mg/m3
10025-87-3 Phosphorous oxychloride 0.1 ppm 0.3 ppm
10026-13-8 Phosphorous pentachloride 0.1 ppm 0.3 ppm

--- Page 291 ---
291
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
1314-80-3 Phosphorous 
pentasulphide
1 mg/m3 3 mg/m3
7719-12-2 Phosphorous trichloride 0.2 ppm 0.5 ppm
85-44-9 Phthalic anhydride 1 ppm 2 ppm SEN
626-17-5 m-Phthalodinitrile 5 mg/m3 10 mg/m3
1918-02-1 Picloram 10 mg/m3 20 mg/m3
88-89-1 Picric acid 0.1 mg/m3 0.3 mg/m3
83-26-1 Pindone 0.1 mg/m3 0.3 mg/m3
142-64-3 Piperazine dihydrochloride 5 mg/m3 10 mg/m3
7778-18-9 Plaster of Paris (Calcium 
sulphate)
10 mg/m3 20 mg/m3
7440-06-4 Platinum:
metal 1 mg/m3 3 mg/m3
soluble salt, (as Pt) 0.002 mg/m3 0.006 mg/m3
65997-15-1 Portland cement 10 mg/m3 20 mg/m3
1310-58-3 Potassium hydroxide **C2 mg/m3
74-98-6 Propane See Aliphatic hydrocarbon gases 
[C1-C4]
107-19-7 Propargyl alcohol 1 ppm 3 ppm Skin
57-57-8 beta-Propriolactone 0.5 ppm 1 ppm T20
123-38-6 Propionaldehyde 20 ppm 30 ppm
79-09-4 Propionic acid 10 ppm 15 ppm
114-26-1 Propoxur 0.5 mg/m3 1.5 mg/m3
109-60-4 n-Propyl acetate 200 ppm 250 ppm
71-23-8 Propyl alcohol (n-propanol) 200 ppm 400 ppm
78-87-5 Propylene dichloride 75 ppm 110 ppm
6423-43-4 Propylene glycol dinitrate 0.05 ppm 0.15 ppm Skin
107-98-2 Propylene glycol 
monomethyl ether (PGME 
or 1-methoxy-2-propanol)
100 ppm 150 ppm
75-56-9 Propylene oxide 2 ppm 4 ppm SEN, T20
75-55-8 Propylenimine 2 ppm 4 ppm Skin, T20
627-13-4 n-Propyl nitrate 25 ppm 40 ppm
8003-34-7 Pyrethrum 5 mg/m3 10 mg/m3
110-86-1 Pyridine 1 ppm 3 ppm
106-51-4 Quinone 0.1 ppm 0.3 ppm
108-46-3 Resorcinol 10 ppm 20 ppm

--- Page 292 ---
292
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
7440-16-6 Rhodium,	(as	Rh):
Metal and insoluble 
compounds
1 mg/m3 3 mg/m3
Soluble compounds 0.01 mg/m3 0.03 mg/m3
299-84-3 Ronnel 10 mg/m3 20 mg/m3
83-79-4 Rotenone (commercial) 5 mg/m3 10 mg/m3
Rouge 10 mg/m3 20 mg/m3
8030-30-6 Rubber solvent (Naphtha) 400 ppm 500 ppm
7782-49-2 Selenium and compounds, 
(as Se)
0.2 mg/m3 0.6 mg/m3
7783-79-1 Selenium	hexafluoride,	
(as Se)
0.05 ppm 0.15 ppm
136-78-7 Sesone 10 mg/m3 20 mg/m3
Silica	Amorphous:
61790-53-2 Diatomaceous earth 
(uncalcined) (inhalable 
fraction ++)
10 mg/m3 20 mg/m3
61790-53-2 Diatomaceous earth 
(uncalcined) (respirable 
fraction ++)
3 mg/m3 6 mg/m3  
112926-00-8 Precipitated silica and 
silica gel
10 mg/m3 20 mg/m3
69012-46-2 Silica, fume (respirable 
fraction++)
2 mg/m3
60676-86-0 Silica, fused (respirable 
fraction++)
0.1 mg/m3
Silica – Crystalline#:
14464-46-1 Cristobalite (respirable 
fraction++)
0.05 mg/m3
14808-60-7 Quartz (respirable 
fraction++)
0.05 mg/m3 T20
1317-95-9 Tripoli,	as	quartz 
(respirable fraction++)
0.1 mg/m3
7440-21-3 Silicon 10 mg/m3 20 mg/m3
409-21-2 Silicon	Carbide:
Nonfibrous,	(inhalable	
fraction++)
10 mg/m3 20 mg/m3
Nonfibrous,	(respirable	
fraction++)
3 mg/m3 6 mg/m3
Fibrous (including 
whiskers), (respirable 
fibres)
0.1 f/cc## T20
7803-62-5 Silicon tetrahydride 
(Silane)
5 ppm 10 ppm

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OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
7440-22-4 Silver, metal 0.1 mg/m3 0.3 mg/m3
Silver soluble compounds, 
(as Ag)
0.01 mg/m3 0.03 mg/m3
Soapstone (total dust) 6 mg/m3
Soapstone 
(respirable fraction++)
3 mg/m3 6 mg/m3
26628-22-8 Sodium	azide:
as Sodium azide **C0.29 mg/m3
as Hydrazoic acid vapour **C0.11 ppm
7631-90-5 Sodium bisulphite 5 mg/m3 10 mg/m3
62-74-8 Sodium	fluoroacetate 0.05 mg/m3 0.15 mg/m3 Skin
1310-73-2 Sodium hydroxide **C2 mg/m3
7681-57-4 Sodium metabisulphite 5 mg/m3 10 mg/m3
9005-25-8 Starch 10 mg/m3 20 mg/m3
Stearates 10 mg/m3 20 mg/m3
7803-52-3 Stibine (Antimony hydride) 0.1 ppm 0.3 ppm
8052-41-3 Stoddard solvent 100 ppm 125 ppm
7789-06-2 Strontium chromate, 
(as Cr)
0.0005 mg/m3 0.0015 mg/m3 T20
57-24-9 Strychnine 0.15 mg/m3 0.45 mg/m3
100-42-5 Styrene, monomer 20 ppm 40 ppm T20
1395-21-7; 
9014-01-1
Subtilisins, (as crystalline 
active enzyme) **C0.00006 mg/m3
57-50-1 Sucrose 10 mg/m3 20 mg/m3
74222-97-2 Sulphometuron methyl 5 mg/m3 10 mg/m3
3689-24-5 Sulphotep (TEDP) 
(inhalable fraction++ and 
vapour)
0.1 mg/m3 0.3 mg/m3 Skin
7446-09-5 Sulphur dioxide 2 ppm 5 ppm
2551-62-4 Sulphur	hexafluoride 1000 ppm 1250 ppm
7664-93-9 Sulphuric acid, (thoracic 
fraction++)
0.2 mg/m3 0.6 mg/m3 T20, strong 
acid mists 
only
10025-67-9 Sulphur monochloride **C1 ppm
5714-22-7 Sulphur	pentafluoride **C0.01 ppm
7783-60-0 Sulphur	tetrafluoride **C0.1 ppm
2699-79-8 Sulphuryl	fluoride 5 ppm 10 ppm
35400-43-2 Sulprofos 1 mg/m3 3 mg/m3

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294
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
Synthetic	Vitreous	Fibres:
Continous	filament	glass	
fibres,	(respirable	fibres)
1 f/cc## 3 f/cc
Continous	filament	
glass	fibres,	(inhalable	
fraction++)
5 mg/m3 10 mg/m3
Glass	wool	fibres,	
(respirable	fibres)
1 f/cc 3 f/cc
Rock	wool	fibres,	
(respirable	fibres)
1 f/cc 3 f/cc
Slag	wool	fibres,	
(respirable	fibres)
1 f/cc 3 f/cc
Special purpose glass 
fibres,	(respirable	fibres)
1 f/cc 3 f/cc
Refractory ceramic 
fibres,	(respirable	fibres)
0.2 f/cc T20
93-76-5 2,4,5-T 10 mg/m3 20 mg/m3
14807-96-6 Talc, (respirable fraction++) 2 mg/m3
7440-25-7 Tantalum metal and oxide, 
(as Ta)
5 mg/m3 10 mg/m3
7783-80-4 Tellurium	hexafluoride,	
(as Te)
0.02 ppm 0.03 ppm
13494-80-9 Tellurium and other 
tellurium compounds, (as 
Te) excluding hydrogen 
telluride
0.1 mg/m3 0.3 mg/m3
3383-96-8 Temephos, (inhalable 
fraction++ and vapour)
1 mg/m3 3 mg/m3 Skin
13071-79-9 Terbufos, (inhalable 
fraction++ and vapour)
0.01 mg/m3 0.03 mg/m3 Skin
100-21-0 Terephthalic acid 10 mg/m3 20 mg/m3
26140-60-3 Terphenyls **C5 mg/m3
76-11-9 1,1,1,2-Tetrachloro-2, 
2-difluoroethane
500 ppm 625 ppm
76-12-0 1,1,2,2-Tetrachloro-1, 
2-difluoroethane
500 ppm 625 ppm
79-34-5 1,1,2,2-Tetrachloroethane 1 ppm 2 ppm Skin
127-18-4 Tetrachloroethylene 
(Perchloroethylene)
25 ppm 100 ppm T20
1335-88-2 Tetrachloronaphthalene 2 mg/m3 4 mg/m3
78-00-2 Tetraethyl lead, (as Pb) 0.1 mg/m3 0.3 mg/m3 Skin
107-49-3 Tetraethyl pyrophosphate 
(TEPP)
0.05 mg/m3 0.15 mg/m3 Skin
116-14-3 Tetrafluoroethylene 2 ppm 4 ppm T20

--- Page 295 ---
295
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
109-99-9 Tetrahydrofuran 50 ppm 100 ppm Skin
Tetrakis	(hydroxymethyl)	phosphonium	salts:
124-64-1 Tetrakis (hydroxymethyl) 
phosphonium chloride
2 mg/m3 4 mg/m3
55566-30-8 Tetrakis (hydroxymethyl) 
phosphonium sulphate
2 mg/m3 4 mg/m3 SEN
75-74-1 Tetramethyl lead, (as Pb) 0.15 mg/m3 0.45 mg/m3 Skin
3333-52-6 Tetramethyl succinonitrile 0.5 ppm 1 ppm Skin
509-14-8 Tetranitromethane 0.005 ppm 0.015 ppm T20
7722-88-5 Tetrasodium 
pyrophosphate
5 mg/m3 10 mg/m3
479-45-8 Tetryl (2,4,6- 
trinitrophenylmethyl 
nitramine)
1.5 mg/m3 3 mg/m3
7440-28-0 Thallium and soluble 
compounds, (as Tl)
0.1 mg/m3 0.3 mg/m3 Skin
96-69-5 4,4'-Thiobis 
(6-tert-butyl-m-cresol)
10 mg/m3 20 mg/m3
68-11-1 Thioglycolic acid 1 ppm 2 ppm Skin
7719-09-7 Thionyl chloride **C1 ppm
137-26-8 Thiram 1 mg/m3 3 mg/m3
7440-31-5 Tin,	(as	Sn):
metal 2 mg/m3 4 mg/m3
oxide and inorganic 
compounds except SnH4
2 mg/m3 4 mg/m3
organic compounds 0.1 mg/m3 0.2 mg/m3 Skin
13463-67-7 Titanium dioxide 10 mg/m3 20 mg/m3
108-88-3 Toluene (toluol) 50 ppm 60 ppm Skin
584-84-9; 
91-08-7
Toluene-2,4- or 2, 
6-diisocyanate	(TDI)
0.005 ppm 0.02 ppm SEN
95-53-4 o-Toluidine 2 ppm 4 ppm Skin, T20
108-44-1 m-Toluidine 2 ppm 4 ppm Skin
106-49-0 p-Toluidine 2 ppm 4 ppm Skin, T20
126-73-8 Tributyl phosphate 0.2 ppm 0.4 ppm
76-03-9 Trichloroacetic acid 1 ppm 2 ppm
120-82-1 1,2,4-Trichlorobenzene **C5 ppm
71-55-6 1,1,1-Trichloroethane 350 ppm 450 ppm
79-00-5 1,1,2-Trichloroethane 10 ppm 15 ppm Skin
79-01-6 Trichloroethylene 50 ppm 100 ppm
75-69-4 Trichlorofluoromethane **C1000 ppm
1321-65-9 Trichloronaphthalene 5 mg/m3 10 mg/m3 Skin

--- Page 296 ---
296
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
96-18-4 1,2,3-Trichloropropane 10 ppm 15 ppm Skin
76-13-1 1,1,2-Trichloro-1,2, 
2-trifluoroethane
1000 ppm 1250 ppm
52-68-6 Trichlorphon,  
(inhalable fraction++)
1 mg/m3 3 mg/m3
102-71-6 Triethanolamine 5 mg/m3 10 mg/m3
121-44-8 Triethylamine 1 ppm 3 ppm Skin
75-63-8 Trifluorobromomethane 1000 ppm 1200 ppm
2451-62-9 1,3,5-Triglycidyl-s- 
triazinetrione
0.05 mg/m3 0.15 mg/m3
552-30-7 Trimellitic anhydride **C0.04 mg/m3
75-50-3 Trimethylamine 5 ppm 15 ppm
25551-13-7 Trimethyl benzene (mixed 
isomer)
25 ppm 30 ppm
121-45-9 Trimethyl phosphite 2 ppm 4 ppm
118-96-7 2,4,6-Trinitrotoluene 
(TNT)
0.1 mg/m3 0.3 mg/m3 Skin
78-30-8 Triorthocresyl phosphate 0.1 mg/m3 0.3 mg/m3 Skin
603-34-9 Triphenylamine 5 mg/m3 10 mg/m3
115-86-6 Triphenyl phosphate 3 mg/m3 6 mg/m3
7440-33-7 Tungsten,	(as	W):
metal and insoluble 
compounds
5 mg/m3 10 mg/m3
soluble compounds 1 mg/m3 3 mg/m3
8006-64-2; 
80-56-8; 
127-91-3; 
13466-78-9
Turpentine and selected 
monoterpenes
20 ppm 30 ppm SEN
7440-61-1 Uranium (natural)
Soluble and insoluble 
compounds, (as U)
0.2 mg/m3 0.6 mg/m3 T20
110-62-3 n-Valeraldehyde 50 ppm 60 ppm
1314-62-1 Vanadium pentoxide, 
as V2O5, dust and fume 
(respirable fraction++)
0.05 mg/m3 0.15 mg/m3
Vegetable oil mists 10 mg/m3 20 mg/m3
108-05-4 Vinyl acetate 10 ppm 15 ppm
593-60-2 Vinyl bromide 0.5 ppm 1.5 ppm T20
100-40-3 4-Vinyl cyclohexene 0.1 ppm 0.3 ppm T20
106-87-6 Vinyl cyclohexene dioxide 0.1 ppm 0.3 ppm Skin, T20
75-02-5 Vinyl	fluoride 1 ppm 3 ppm T20
88-12-0 N-Vinyl-2-pyrrolidone 0.05 ppm 0.15 ppm
75-35-4 Vinylidene chloride 5 ppm 10 ppm

--- Page 297 ---
297
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
CAS 
Number Substance
8 hour average 
contamination 
limit mg/m³* or 
ppm*
15 minute 
average 
contamination 
limit mg/m³* 
or ppm*
Notation+
75-38-7 Vinyledene	fluoride 500 ppm 625 ppm
25013-15-4 Vinyl toluene 50 ppm 100 ppm
8032-32-4 VM and P Naphtha 300 ppm 375 ppm
81-81-2 Warfarin 0.1 mg/m3 0.3 mg/m3
Welding fumes 5 mg/m3 10 mg/m3
Wood	dust:
Softwoods 5 mg/m3 10 mg/m3 T20 (certain 
species), 
SEN*(certain 
species, see 
list at end of 
table)
 Certain hardwoods such 
as beech and oak
1 mg/m3 3 mg/m3 T20 (certain 
species), 
SEN*(certain 
species, see 
list at end of 
table)
1330-20-7; 
95-47-6; 
108-38-3; 
106-42-3
Xylene (o, —, p-isomers) 100 ppm 150 ppm
1477-55-0 m-Xylene alpha, 
alpha’-diamine **C0.1 mg/m3 Skin
1300-73-8 Xylidine, mixed isomers 
(inhalable fraction++ and 
vapour)
0.5 ppm 1 ppm T20, Skin
7440-65-5 Yttrium metal and 
compounds, (as Y)
1 mg/m3 3 mg/m3
7646-85-7 Zinc chloride fume 1 mg/m3 2 mg/m3
13530-65-9; 
11103-86-9; 
37300-23-5
Zinc chromates, as Cr 0.01 mg/m3 0.03 mg/m3 T20
1314-13-2 Zinc oxide, fume and dust 
(respirable fraction++)
2 mg/m3 10 mg/m3
7440-67-7 Zirconium and compounds, 
(as Zr)
5 mg/m3 10 mg/m3
Notes:
# – Trydimite removed
## – Fibres per cubic centimeter of air
+ – Explanation of Notations:
T20 – Substance is also in Table 17 and subject to sections 21-5 and 21-10
Skin – Potentially harmful after absorption through the skin or mucous membranes
SEN – Well-demonstrated potential to produce sensitization
SEN* – Wood species suspected of inducing sensitization (see Table D)

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298
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Table A
Inhalable fraction:
For the application of this limit, inhalable fraction is that fraction of the 
aerosol that passes a size selector with the following characteristics:
Particle Aerodynamic 
Diameter (μm)
Inhalable Particulate 
Mass (IPM) (%)
100
1 97
2 94
5 87
10 77
20 65
30 58
40 54.5
50 52.5
100 50
Table B
Respirable fraction:
For the application of this limit, respirable fraction is that fraction of the 
aerosol that passes a size selector with the following characteristics:
Particle Aerodynamic 
Diameter (μm)
Respirable Particulate 
Mass (RPM) (%)
0 100
1  97
2  91
3  74
4  50
5  30
6  17
7   9
8   5
10   1

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299
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
Table C
Thoracic fraction:
For the application of this limit, thoracic fraction is that fraction of the 
aerosol that passes a size selector with the following characteristics:
Particle Aerodynamic 
Diameter (μm)
Thoracic Particulate 
Mass (TPM) (%)
 0 100
 2  94
 4  89
 6   80.5
 8  67
10  50
12  35
14  23
16  15
18     9.5
20   6
25   2

--- Page 300 ---
300
OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
Table D
Commercially Important Tree Species Suspected of Inducing Sensitization
Common Latin
SOFTWOODS
California redwood Sequoia sempervirens
Eastern white cedar Thuja occidentalis
Pine Pinus
Western red cedar Thuja plicata
HARDWOOD
Ash Fraxinus americana
Aspen/Poplar/Cottonwood Popilus
Beech Fagus
Oak Quercus
TROPICAL WOODS
Abirucana Pouteria
African zebra Microberlinia
Antiaris Antiaris africana Antiaris toxicara
Cabreuva Myrocarpus fastigiatus
Cedar of Lebanon Cedra libani
Central American walnut Juglans olanchana
Cocabolla Dalbergia retusa
African ebony Diospryos crassiflora
Fernam bouc Caesalpinia
Honduras rosewood Dalbergia stevensonii
Iroko	or	kambala Chlorophora excelsa
Kejaat Pterocarpus angolensis
Kotobe Nesorgordonia papaverifera
Limba Terminalia superba
Mahogany (African) Khaya spp.
Makore Tieghemella heckelii
Mansonia/Beté Mansonia altissima
Nara Pterocarpus indicus
Obeche/African maple/Samba Triplochiton scleroxylon
Palisander/Brazilian rosewood/Tulip 
wood/Jakaranda
Dalbergia nigra
Pau	marfim Balfourdendron riedelianum
Ramin Gonystylus bancanus
Soapbark dust Quillaja saponaria
Spindle tree wood Euonymus europaeus
Tanganyike aningre

--- Page 301 ---
301
OCCUPATIONAL HEALTH AND SAFETY, 2020 S-15.1 REG 10
TABLE 19
[Section 30‑16]
Minimum Distances from Exposed Energized 
High Voltage Electrical Conductors
Risk Factor Column 1 Column 2 Column 3 Column 4 Column 5 Column 6
Voltage 
Phase 
to 
Phase
Voltage 
to 
Ground
Non- 
electrical 
Workers, 
Material, 
Equipment
Qualified	
Electrical 
Workers
Vehicles 
and Load
Limit of 
approach for 
utility tree 
trimmers using 
conducting 
objects exposed 
to energized 
parts
Limit of 
approach for 
utility tree 
trimmers 
using rated 
tools to 
exposed 
energized 
parts
Limit of 
approach for 
utility tree 
trimmers 
using rated 
insulating 
booms
(kV) (kV) (Metres) (Metres) (Metres) (Metres) (Metres) (Metres)
230 133 6.1 1.4 1.83 2.4 1.41 1.85
138 79.8 4.6 1 1.22 1.9 0.92 1.35
72 41.6 4.6 0.6 0.8 1.6 0.61 1.05
25 14.4 3 0.3 0.6 1.2 0.12 0.55
15 8.6 3 0.3 0.6 1.1 0.12 0.55
4.16 2.4 3 0.15 0.6 1.05 0.04 0.5
0.75 0.75 3 0.15 0.6 1.05 0.04 0.05
31 Dec 2020 c S-15.1 Reg 10.

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OCCUPATIONAL HEALTH AND SAFETY, 2020S-15.1 REG 10 
REGINA, SASKATCHEWAN
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