{"url_path":"/register/2026-06-03/2026-11126","section_key":"summary","section_title":"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 Co","topic":"register","document":{"doc_type":"Proposed Rule","doc_date":"2026-06-03","source_url":"https://www.federalregister.gov/documents/2026/06/03/2026-11126/12-dibromo-3-chloropropane-1-3-butadiene-13-carcinogens-4-nitrobiphenyl-etc-acrylonitrile-asbestos","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"Labor Department"},"word_count":114,"has_tables":false,"body_markdown":"# 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 Co\n\n**Type:** Proposed Rule\n**Published:** 2026-06-03\n**Citation:** 91 FR 33131\n**Agencies:** Labor Department, Occupational Safety and Health Administration\n**Source:** https://www.federalregister.gov/documents/2026/06/03/2026-11126/12-dibromo-3-chloropropane-1-3-butadiene-13-carcinogens-4-nitrobiphenyl-etc-acrylonitrile-asbestos\n\n## Abstract\nOSHA is scheduling a series of informal public hearings on the above-listed proposed rules. The public hearings will begin on August 19, 2026. All of the proposed rules listed in this notice were published in the Federal Register on July 1, 2025, except for the Walking-Working Surfaces proposal, which was published on April 6, 2026."}