ON OHS Laws
Ontario has 37 regulations associated with the Occupational Health and Safety Act. Click on any of the links below to read the regulation.
Occupational Health and Safety Act, R.S.O. 1990, c. O.1
Regulations
- Confined Spaces, O. Reg. 632/05
- Construction Projects, O. Reg. 213/91
- Control of Exposure to Biological or Chemical Agents, R.R.O. 1990, Reg. 833
- Criteria to be Used and Other Matters to be Considered by Adjudicators Under Subsection 46 (6) of Act, O. Reg. 243/95
- Critical Injury – Defined, R.R.O. 1990, Reg. 834
- Designated Substance – Acrylonitrile, R.R.O. 1990, Reg. 835
- Designated Substance – Arsenic, R.R.O. 1990, Reg. 836
- Designated Substance – Asbestos, R.R.O. 1990, Reg. 837
- Designated Substance – Asbestos on Construction Projects and in Buildings and Repair Operations, O. Reg. 278/05
- Designated Substance – Benzene, R.R.O. 1990, Reg. 839
- Designated Substance – Coke Oven Emissions, R.R.O. 1990, Reg. 840
- Designated Substance – Ethylene Oxide, R.R.O. 1990, Reg. 841
- Designated Substance – Isocyanates, R.R.O. 1990, Reg. 842
- Designated Substance – Lead, R.R.O. 1990, Reg. 843
- Designated Substance – Mercury, R.R.O. 1990, Reg. 844
- Designated Substance – Silica, R.R.O. 1990, Reg. 845
- Designated Substance – Vinyl Chloride, R.R.O. 1990, Reg. 846
- Diving Operations, O. Reg. 629/94
- Farming Operations, O. Reg. 414/05
- Firefighters – Protective Equipment, O. Reg. 714/94
- Health Care and Residential Facilities, O. Reg. 67/93
- Industrial Establishments, R.R.O. 1990, Reg. 851
- Inventory of Agents or Combinations of Agents for the Purpose of Section 34 of the Act, R.R.O. 1990, Reg. 852
- Joint Health and Safety Committees – Exemption from Requirements, O. Reg. 385/96
- Mines and Mining Plants, R.R.O. 1990, Reg. 854
- Needle Safety, O. Reg. 474/07
- Oil and Gas – Offshore, R.R.O. 1990, Reg. 855
- Roll-Over Protective Structures, R.R.O. 1990, Reg. 856
- Teachers, R.R.O. 1990, Reg. 857
- Training Programs, O. Reg. 780/94
- Training Requirements for Certain Skill Sets and Trades, O. Reg. 572/99
- University Academics and Teaching Assistants, R.R.O. 1990, Reg. 858
- Window Cleaning, R.R.O. 1990, Reg. 859
- Workplace Hazardous Materials Information System (WHMIS), R.R.O. 1990, Reg. 860
- X-ray Safety, R.R.O. 1990, Reg. 861








