Data / Federal rules / 2025-11623
Photometers
The Mine Safety and Health Administration published this proposed rule in the Federal Register on July 1, 2025. Comments closed on July 31, 2025.
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What the agency says
MSHA proposes to revise title 30 of the Code of Federal Regulations (30 CFR) part 75 by removing requirements for methods in measuring luminous intensity with a photometer. Removing this provision would provide greater flexibility in measurement procedures while maintaining protection for miners.
Key facts
- Document number
- 2025-11623
- Type
- Proposed rule
- Action
- Proposed rule; request for comments
- Agency
- Labor Department; Mine Safety and Health Administration
- Published
- July 1, 2025
- Comments due
- July 31, 2025
- Dates
- Comments must be received on or before July 31, 2025.
- Docket
- Docket No. MSHA-2025-0090
- Regulation ID (RIN)
- 1219-AC16
- Code of Federal Regulations
- 30 CFR 75
- Topics
- Communications equipment; Electric power; Emergency medical services; Explosives; Fire prevention; Mine safety and health
- Pages
- 4
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Everything from the Mine Safety and Health Administration · Rules on communications equipment · Rules on electric power · Rules on emergency medical services · Published in July 2025
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