| Standard | Authority | Legal status | Rule type |
|---|---|---|---|
| British Columbia WorkSafeBC Heat Exposure Standard (OHS Guideline G7.28) | WorkSafeBC (British Columbia, Canada) | Regulation | Schedule Engine |
| Ontario OHCOW Humidex Heat Response Plan | Occupational Health Clinics for Ontario Workers (OHCOW) | Guidance | Schedule Engine |
| Québec Regulation respecting occupational health and safety (RRQ S-2.1, r. 13) — Schedule V Heat Stress | Éditeur officiel du Québec / Gouvernement du Québec (enforced by CNESST) | Regulation | Schedule Engine |
| Canada Occupational Health and Safety Regulations — Thermal Stress Procedures (SOR/2026-10, COHSR s. 10.19.3) | Employment and Social Development Canada (Labour Program), under the Canada Labour Code Part II | Regulation | Control Overlay |
Get notified when any heat or wildfire-smoke standard tracked for Canada (federal) changes — threshold changes, scope and legal-status changes, additions and removals. Changes that permit more heat exposure than before are labelled as such.
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