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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 46
Chapter I
Part 181
Subpart D - Subpart D—Fixed Fire Extinguishing and Detection Systems
§ 181.400 - Spaces required to have fixed fire extinguishing systems.
§ 181.405 - Spaces required to have fire detection systems.
§ 181.410 - Fixed gas fire extinguishing systems.
§ 181.420 - Pre-engineered fixed gas fire extinguishing systems.
§ 181.425 - Galley hood fire extinguishing systems.
§ 181.450 - Interconnected detection and alarm system.
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