{"data":{"id":"us/14-cfr-21.620","jurisdiction":"us","citation":"14 CFR 21.620","heading":"Changes in quality system.","body":"After the issuance of a TSO authorization—\n(a) Each change to the quality system is subject to review by the FAA; and\n(b) The holder of the TSO authorization must immediately notify the FAA, in writing, of any change that may affect the inspection, conformity, or airworthiness of its article.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 21—CERTIFICATION PROCEDURES FOR PRODUCTS AND ARTICLES","Subpart O—Technical Standard Order Approvals"],"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":"3f2f247320bd0df78c29ad3691fb738df233bc149643b5775a8fdd4274af3197","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-21.619","next":"us/14-cfr-21.621"},"notice":"GroundRules: Original legal text. Not legal advice."}