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Federal regulations · Through 2026-08-25 · Newer source version available

14 CFR 25.957: Flow between interconnected tanks.

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Where this section sits in the code
  1. Title 14—Aeronautics and Space
  2. CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
  3. SUBCHAPTER C—AIRCRAFT
  4. PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
  5. Subpart E—Powerplant

If fuel can be pumped from one tank to another in flight, the fuel tank vents and the fuel transfer system must be designed so that no structural damage to the tanks can occur because of overfilling.

Collected 2026-08-27T02:24:20Z. Source file · JSON

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