Cal/OSHA Releases Revised Heat Illness Proposal: What Employers Need To Know About The August 2026 Draft

Cal/OSHA has released a revised discussion draft of proposed changes to California's heat illness prevention standards, expanding outdoor high-heat procedures to more industries and introducing new acclimatization requirements for employees. The August 2026 proposal aims to harmonize indoor and outdoor heat regulations while implementing Assembly Bill 2243, with significant implications for employer compliance obligations.