Rule lifecycle · DOCKET:OSHA-2025-0023

1,2-dibromo-3-chloropropane; 1, 3-Butadiene; 13 Carcinogens (4-Nitrobiphenyl, etc.); Acrylonitrile; Asbestos; Benzene; Cadmium; Coke Oven Emissions; Cotton Dust; Ethylene Oxide; Formaldehyde; Inorganic Arsenic; Lead; Methylene Chloride; Methylenedianiline; Vinyl Chloride; Amending the Medical Evaluation Requirements in the Respiratory Protection Standard for Certain Types of Respirators; Safety Color Code for Marking Physical Hazards; Textiles; Sawmills; Safety Color Code for Marking Physical Hazards for Shipyard Employment; and Walking-Working Surfaces

Department of Labor, Occupational Safety and Health Administration — observed across 3 documents over 337 days. Use the source documents below before deciding whether this affects your business.

In plain English

OSHA is updating safety rules for toxic chemicals by requiring stronger respiratory protection, updated safety color codes, and clearer hazard markings for sawmills, shipyards, and textile work. If your business uses these chemicals or operates in these industries, review the new medical exam requirements for respirators and update your safety labeling accordingly.

First seen

Jul 1, 2025

Last seen

Jun 3, 2026

Latest stage

Proposed Rule

PRORULE → RULE

Stage timeline

  1. Proposed·Jul 1, 2025

    Benzene

    #2025-11634

  2. Proposed·Aug 20, 2025

    Benzene

    #2025-15902

  3. Proposed·Jun 3, 2026·91 FR 33131

    1,2-dibromo-3-chloropropane; 1, 3-Butadiene; 13 Carcinogens (4-Nitrobiphenyl, etc.); Acrylonitrile; Asbestos; Benzene; Cadmium; Coke Oven Emissions; Cotton Dust; Ethylene Oxide; Formaldehyde; Inorganic Arsenic; Lead; Methylene Chloride; Methylenedianiline; Vinyl Chloride; Amending the Medical Evaluation Requirements in the Respiratory Protection Standard for Certain Types of Respirators; Safety Color Code for Marking Physical Hazards; Textiles; Sawmills; Safety Color Code for Marking Physical Hazards for Shipyard Employment; and Walking-Working Surfaces

    #2026-11126