Rule lifecycle · DOCKET:OSHA-2012-0027
The 1,3-Butadiene Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements
Department of Labor, Occupational Safety and Health Administration — observed across 2 documents over 989 days. Use the source documents below before deciding whether this affects your business.
In plain English
OSHA extends the requirement for companies that work with 1,3-butadiene to keep and report records on worker exposure and health monitoring. If your business uses this chemical in manufacturing or production, you must maintain detailed safety records and be ready to show them during OSHA inspections.
First seen
Apr 3, 2023
Last seen
Dec 17, 2025
Latest stage
Notice
PRORULE → RULE
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Stage timeline
Notice·Apr 3, 2023
The 1,3-Butadiene Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements
#2023-06812
Notice·Dec 17, 2025
The 1,3-Butadiene Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements
#2025-23045