{"data":{"id":"us/14-cfr-25.1301","jurisdiction":"us","citation":"14 CFR 25.1301","heading":"Function and installation.","body":"Each item of installed equipment must—\n(a) Be of a kind and design appropriate to its intended function;\n(b) Be labeled as to its identification, function, or operating limitations, or any applicable combination of these factors; and\n(c) Be installed according to limitations specified for that 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 F—Equipment"],"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":"5be0242d55a546fb4528c4b0be6fc3cf0ba63c698f73ce8e351176b9bc48500f","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-25.1207","next":"us/14-cfr-25.1302"},"notice":"GroundRules: Original legal text. Not legal advice."}