{"data":{"id":"us/14-cfr-125.127","jurisdiction":"us","citation":"14 CFR 125.127","heading":"Location of fuel tanks.","body":"(a) Fuel tanks must be located in accordance with § 125.153.\n(b) No part of the engine nacelle skin that lies immediately behind a major air outlet from the engine compartment may be used as the wall of an integral tank.\n(c) Fuel tanks must be isolated from personnel compartments by means of fume- and fuel-proof enclosures.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER G—AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS","PART 125—CERTIFICATION AND OPERATIONS: AIRCRAFT HAVING A SEATING CAPACITY OF 20 OR MORE PASSENGERS OR A MAXIMUM PAYLOAD CAPACITY OF 6,000 POUNDS OR MORE; AND RULES GOVERNING PERSONS ON BOARD SUCH AIRCRAFT","Subpart E—Special Airworthiness Requirements"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"386a4d48f980ae740259bc7815f7d754c33f06e6f404e661ab03b118b0065dc2","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-125.125","next":"us/14-cfr-125.129"},"notice":"GroundRules: Original legal text. Not legal advice."}