{"data":{"id":"us/14-cfr-25.1522","jurisdiction":"us","citation":"14 CFR 25.1522","heading":"Auxiliary power unit limitations.","body":"If an auxiliary power unit is installed in the airplane, limitations established for the auxiliary power unit, including categories of operation, must be specified as operating limitations for the airplane.","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 G—Operating Limitations and Information"],"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":"2931cf859f26c64cd748a66c1dfc8df9200cafc231ac04c0bec3ded7265eecde","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-25.1521","next":"us/14-cfr-25.1523"},"notice":"GroundRules: Original legal text. Not legal advice."}