OHS Policies: Exposure limits

OHS Policies — Occupational Health and Safety Regulation

OHS Policy R5.48-1 has been amended (effective May 14, 2026) to reflect the current exposure limits for substances listed on the new or revised Threshold Limit Values for December 2025 from the American Conference of Governmental Industrial Hygienists.

• R5.48-1 Controlling Exposure - Exposure Limits