TX HB3982

Requires employers to provide mandatory heat safety training to all employees, including supervisors, covering recognition of heat-related illness symptoms, prevention measures, acclimatization procedures, first aid, and emergency response protocols

Mandates paid rest breaks based on heat index levels: 15 minutes per 4 hours at 80-90°F, 15 minutes per 2 hours at 91-102°F, and 20 minutes per hour at 103°F or above

Requires employers to provide accessible shaded rest areas, free drinking water (32 ounces per hour per employee, kept at or below 77°F), and alternative cooling methods when shade is unavailable

Establishes acclimatization requirements for new employees (7-day gradual exposure period starting at 20% on day one) and returning employees (3-day period), with mandatory safety partner pairing during the first 14 days of heat exposure

Prohibits employer retaliation against employees who request breaks, report heat-related concerns, or file complaints; violations are enforceable through the Texas Workforce Commission with administrative penalties and remedies including reinstatement and back pay

Applies to workplaces when the heat index reaches 80°F or above, exempts emergency operations activities, and takes effect September 1, 2026