U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

Searching within: All TitlesTitle 14Chapter IPart 25Subpart E - Subpart E—Powerplant
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§ 25.953 - Fuel system independence.

Each fuel system must meet the requirements of § 25.903(b) by—

(a) Allowing the supply of fuel to each engine through a system independent of each part of the system supplying fuel to any other engine; or

(b) Any other acceptable method.