14 CFR 125.161
§ 125.161 Fire-extinguishing systems.
United States · 14 CFR — Aeronautics and Space · Status: effective
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- Citation
- 14 CFR 125.161, § 125.161 Fire-extinguishing systems, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/57099
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Full text
(a) Unless the certificate holder shows that equivalent protection against destruction of the airplane in case of fire is provided by the use of fireproof materials in the nacelle and other components that would be subjected to flame, fire-extinguishing systems must be provided to serve all designated fire zones.
(b) Materials in the fire-extinguishing system must not react chemically with the extinguishing agent so as to be a hazard.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.