{"data":{"id":"us/14-cfr-25.973","jurisdiction":"us","citation":"14 CFR 25.973","heading":"Fuel tank filler connection.","body":"Each fuel tank filler connection must prevent the entrance of fuel into any part of the airplane other than the tank itself. In addition—\n(a) [Reserved]\n(b) Each recessed filler connection that can retain any appreciable quantity of fuel must have a drain that discharges clear of each part of the airplane;\n(c) Each filler cap must provide a fuel-tight seal; and\n(d) Each fuel filling point must have a provision for electrically bonding the airplane to ground fueling equipment.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES","Subpart E—Powerplant"],"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":"ccee2a69587436c710bf3a867f564c8a17d49fa9b2b52e82212f997ee2a75d88","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-25.971","next":"us/14-cfr-25.975"},"notice":"GroundRules: Original legal text. Not legal advice."}