Rule lifecycle · RIN:1218-AD57
Acrylonitrile
Department of Labor, Occupational Safety and Health Administration — observed across 2 documents over 50 days. Use the source documents below before deciding whether this affects your business.
In plain English
OSHA is updating safety rules for acrylonitrile, a chemical used in making plastic products and synthetic fibers, to reduce the health risks workers face. Small manufacturers using this chemical should plan for stricter workplace requirements, which may mean buying new safety equipment, improving ventilation, or providing more worker training.
First seen
Jul 1, 2025
Last seen
Aug 20, 2025
Latest stage
Proposed Rule
PRORULE → RULE
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Stage timeline
Proposed·Jul 1, 2025
Acrylonitrile
#2025-11632
Proposed·Aug 20, 2025
Acrylonitrile
#2025-15900