Rule lifecycle · DOCKET:OSHA-2025-0011

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 standards for cancer-causing chemicals and workplace hazards, including new medical exam rules for respirators and updated safety guidelines for walkways. Businesses handling asbestos, benzene, or formaldehyde should review the new respiratory protection and hazard-marking requirements to ensure compliance.

First seen

Jul 1, 2025

Last seen

Jun 3, 2026

Latest stage

Proposed Rule

PRORULE → RULE

Stage timeline

  1. Proposed·Jul 1, 2025

    Cotton Dust

    #2025-11637

  2. Proposed·Aug 20, 2025

    Cotton Dust

    #2025-15906

  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