Natlawreview iconNatlawreviewAug 18, 2026 ~1 min source read

Cal/OSHA Updates Draft Heat Illness Regulations to Align Indoor and Outdoor Rules

Quick Hits On August 14, 2026, Cal/OSHA released an updated draft of its heat illness regulations that aligns both the indoor and outdoor regulations to be more consistent in language and terminology. Personal risk factors for heat illness had added factors of "supplements and recreational drugs" that affect the body's water retention or other physiological responses to heat.

Cal/OSHA Updates Draft Heat Illness Regulations to Align Indoor and Outdoor Rules

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Quick Hits On August 14, 2026, Cal/OSHA released an updated draft of its heat illness regulations that aligns both the indoor and outdoor regulations to be more consistent in language and terminology.

Personal risk factors for heat illness had added factors of "supplements and recreational drugs" that affect the body's water retention or other physiological responses to heat.

The draft regulations have other formatting and structure adjustments intended to create consistency between the indoor and outdoor heat regulations.

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Quick Hits On August 14, 2026, Cal/OSHA released an updated draft of its heat illness regulations that aligns both the indoor and outdoor regulations to be more consistent in language and terminology. Personal risk factors for heat illness had added factors of "supplements and recreational drugs" that affect the body's water retention or other physiological responses to heat. The draft regulations have other formatting and structure adjustments intended to create consistency between the indoor and outdoor heat regulations.

How it works

  • Employers, particularly those in industries not currently subject to the high-heat procedures, may want to review the draft closely and submit comments to <a...

Example or evidence

  • On August 14, 2026, the California Division of Occupational Safety and Health (Cal/OSHA) published a draft update to the California heat illness regulations that aligns both the indoor and outdoor...

Details worth keeping

The deadline for submitting comments is September 21, 2026. Signs and symptoms of heat illness were added with expansive language.

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