Occupational Heat Safety Standards in the United States
As extreme heat events become more frequent, states are taking action to protect workers from heat-related illnesses.
States with Established Heat Safety Standards
California
Heat Index
Temperature
Indoor
Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Colorado
- Temperature
- Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Maryland
- Heat Index
- Indoor
- Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Minnesota
WBGT- Indoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Nevada
- WBGT
- Indoor
- Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Oregon
- Heat Index
- Indoor
- Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
Washington
- Temperature
- Outdoor
- Mandatory Heat Index & Temp Thresholds
- Required Breaks/Water/Shade
- Training + Heat Safety Plans
- Emergency Response Procedures
2025 Proposed Occupational Heat Stress Legislation
Arizona
HB2382/ SB1330/ HB2790 Workplace Heat and Cold Illness Prevention Act
- Heat & cold protections for indoor and outdoor workers.
Connecticut
SB830/SB1034 -Heat Safety Regulations for Workers
- Heat protections for indoor and outdoor workers.
Florida
HB35/ SBS10 Heat Illness Prevention
- Heat protections for outdoor workers.
Georgia
HR209 Urging Workplace Hear Protections
- Heat protections for outdoor workers
Illinois
HB3762 Workplace Extreme Temperature Safety Act
- Heat, cold protections for outdoor workers
Iowa
HF742 Heat Response in Work Areas
- Heat protections for outdoor workers
Massachusetts
S.1367/ H.2172/S.1355/H.3995 Extreme Temperature Worker Protections
- Heat & cold protections for indoor and outdoor workers
New Jersey
A3521 / S2422 - Occupational Heat-Related Illness and Injury Prevention Program
- Heat protections for indoor and outdoor workers.
New Mexico
11.5.7 NMAC Heat Illness & Injury Prevention Rule
- Heat protections for indoor and outdoor workers.
New York
S3412/A3527 - Temperature Extreme Mitigation (TEMP) Act
- Heat & cold protections for indoor and outdoor workers.
Rhode Island
H5305 Extreme Temperature Employee Protection
- Heat protections for outdoor, warehouse, & vehicle-based workers.
Texas
HB466 Workplace Heat Illness Prevention
- Heat protections for indoor and outdoor workers.
Vermont
H.348 Extreme Temperature Worker Protection Act
- Heat and cold protections for indoor and outdoor workers.
Disclaimer:
The information provided on this page is for general informational purposes only and is not intended to serve as legal advice. While we strive to keep this content accurate and up to date, heat safety regulations and occupational health standards are subject to change without notice. Employers and workers should consult official state and local regulatory agencies or legal counsel to ensure compliance with current laws and regulations.