Rule lifecycle · RIN:1218-AD65
Inorganic Arsenic
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 lowering how much inorganic arsenic workers can breathe in the workplace to prevent cancer and serious illness. Companies that use or handle arsenic must measure air levels, install better ventilation systems, and provide workers with protective equipment and safety 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
Inorganic Arsenic
#2025-11640
Proposed·Aug 20, 2025
Inorganic Arsenic
#2025-15909