{"data":{"id":"us/14-cfr-5.1","jurisdiction":"us","citation":"14 CFR 5.1","heading":"Applicability.","body":"This part applies to all of the following:\n(a) Any person that holds or applies for a certificate issued under part 119 of this chapter authorizing the person to conduct operations under part 121 of this chapter.\n(b) Any person that holds or applies for a certificate issued under part 119 of this chapter authorizing the person to conduct operations under part 135 of this chapter.\n(c) Any person that holds or applies for a Letter of Authorization issued under § 91.147 of this chapter.\n(d) Any person that holds both a type certificate and a production certificate issued under part 21 of this chapter for the same product.\n(e) Any person that holds a production certificate issued under part 21 of this chapter for a product for which the person is a licensee of the type certificate for the same product.\n(f) Any person that applies for a production certificate under part 21 of this chapter for a product for which the person is the holder or licensee of the type certificate for the same product.\n(g) Any person that holds a type certificate issued under part 21 of this chapter for a product, except for persons that hold only type certificates issued under § 21.29 of this chapter, that allows another person to use the type certificate to manufacture the same product under a production certificate.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER A—DEFINITIONS AND GENERAL REQUIREMENTS","PART 5—SAFETY MANAGEMENT SYSTEMS","Subpart A—General"],"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":"afa8f797d93a9954a650f8df3f843d19a4a9ea48e17c4f06e2ed673b02242036","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-3.405","next":"us/14-cfr-5.3"},"notice":"GroundRules: Original legal text. Not legal advice."}