I 
119TH CONGRESS 
1ST SESSION H. R. 4443 
To direct the Secretary of Labor to promulgate an occupational safety and 
health standard to protect workers from heat-related injuries and illnesses. 
IN THE HOUSE OF REPRESENTATIVES 
JULY 16, 2025 
Ms. CHU (for herself, Mr. SCOTT of Virginia, Ms. ADAMS, Mr. AMO, Ms. 
ANSARI, Ms. BARRAGA´N, Ms. BONAMICI, Ms. BROWNLEY, Ms. 
BUDZINSKI, Mr. CARSON, Mr. CARTER of Louisiana, Mr. CASAR, Mr. 
CASTEN, Ms. CASTOR
of Florida, Mr. CASTRO
of Texas, Mrs. 
CHERFILUS-MCCORMICK, Ms. CLARKE of New York, Mr. CLEAVER, Ms. 
CRAIG, Mr. DAVIS of Illinois, Ms. DEGETTE, Ms. DELAURO, Ms. 
DELBENE, Mr. DELUZIO, Mrs. DINGELL, Mr. DOGGETT, Ms. ELFRETH, 
Ms. LOIS FRANKEL of Florida, Mr. FROST, Ms. GARCIA of Texas, Mr. 
GARCI´A of Illinois, Mr. GOLDMAN of New York, Mr. GOMEZ, Mr. 
GOTTHEIMER, Mr. GREEN of Texas, Mrs. HAYES, Mr. HORSFORD, Ms. 
JAYAPAL, Mr. JOHNSON of Georgia, Mr. KRISHNAMOORTHI, Mr. LARSEN 
of Washington, Mr. LAWLER, Ms. LEGER FERNANDEZ, Mr. LEVIN, Mr. 
LYNCH, Mr. MAGAZINER, Mr. MANNION, Mrs. MCBATH, Ms. MCCOLLUM, 
Mr. MCGARVEY, Mr. MCGOVERN, Mrs. MCIVER, Ms. MENG, Mr. MFUME, 
Ms. MOORE of Wisconsin, Mr. MOULTON, Mr. MRVAN, Mr. MULLIN, Mr. 
NADLER, Mr. NORCROSS, Ms. NORTON, Ms. OCASIO-CORTEZ, Ms. OMAR, 
Mr. PALLONE, Mr. PANETTA, Ms. PINGREE, Mr. POCAN, Mrs. RAMIREZ, 
Mr. RASKIN, Ms. RIVAS, Mr. RUIZ, Ms. SALINAS, Ms. SA´NCHEZ, Ms. 
SCANLON, Ms. SCHOLTEN, Mr. SMITH of Washington, Ms. STANSBURY, 
Ms. STRICKLAND, Mr. TAKANO, Mr. THANEDAR, Mr. THOMPSON of Mis-
sissippi, Ms. TITUS, Ms. TLAIB, Mr. TONKO, Mrs. TORRES of California, 
Mr. TRAN, Mr. VARGAS, Mr. VEASEY, Ms. VELA´ZQUEZ, Ms. WASSERMAN 
SCHULTZ, and Mrs. WATSON COLEMAN) introduced the following bill; 
which was referred to the Committee on Education and Workforce 
A BILL 
To direct the Secretary of Labor to promulgate an occupa-
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tional safety and health standard to protect workers from 
heat-related injuries and illnesses. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Asuncio´n Valdivia 
Heat Illness, Injury, and Fatality Prevention Act of 
2025’’. 
SEC. 2. EMPLOYER DUTIES. 
Each employer shall— 
(1) furnish employment and a place of employ-
ment free from conditions that may reasonably be 
anticipated to cause death or serious physical harm 
from heat stress; and 
(2) comply with standards, regulations, rules, 
and orders promulgated under this Act. 
SEC. 3. WORKER HEAT PROTECTION STANDARDS. 
(a) DESIGN OF STANDARDS.— 
(1) IN GENERAL.—The Secretary shall promul-
gate a worker heat protection standard that, in ac-
cordance with the best available evidence, establishes 
the maximum protective program of measures an 
employer shall implement to regulate employees’ ex-
posure to heat stress and prevent heat-related illness 
and injury that attains the highest degree of health 
and safety protection to the extent feasible. 
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