Workplace Exposure Limits

WHAT'S CHANGING FROM 1 DECEMBER 2026

New Guide: Workplace Exposure Limits and what's changing

Jul 2, 2026 · BreatheSafe

Australia's Workplace Exposure Limits are being updated, with revised limits for several substances common to mining and heavy industry, including a new limit for diesel particulate matter. If you operate machinery in dusty or diesel-heavy environments, it's worth understanding what's changing and when it takes effect.

We've put together a guide covering the updated limits, the December 2026 timeline, and how cabin air quality fits into the picture.