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United States Department of Transportation United States Department of Transportation

AC 25.869-1A - Fire Protection: Systems

Document Information

Fire Protection: Systems
Date issued
Office of Primary Responsibility
ANM-100, Aircraft Certification Service, Transport Airplane Directorate

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.863 Flammable fluid fire protection (as applicable to electrical system components) and § 25.869 Fire protection: systems.

Number Title Date
25.869-1 Electrical System Fire and Smoke Protection This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of § 25.869(a), “Fire protection: systems,” of Title 14, Code of Federal Regulations (CFR) part 25. Part 25 contains the airworthiness standards applicable to transport category airplanes. The means of compliance described in this document provides guidance to supplement the engineering and operational judgment that must form the basis of any compliance findings relative to protection of electrical systems from fire and smoke. 2004-03-25