{"data":{"id":"us/49-cfr-1544.239","jurisdiction":"us","citation":"49 CFR 1544.239","heading":"Known shipper program.","body":"This section applies to each aircraft operator operating under a full program under § 1544.101(a) of this part and to each aircraft operator with a TSA security program approved for transfer of cargo to an aircraft operator with a full program or a foreign air carrier under paragraphs § 1546.101(a) or (b) of this chapter.\n(a) For cargo to be loaded on its aircraft in the United States, each aircraft operator must have and carry out a known shipper program in accordance with its security program. The program must—\n(1) Determine the shipper's validity and integrity as provided in the security program;\n(2) Provide that the aircraft operator will separate known shipper cargo from unknown shipper cargo; and\n(3) Provide for the aircraft operator to ensure that cargo is screened or inspected as set forth in its security program.\n(b) When required by TSA, each aircraft operator must submit in a form and manner acceptable to TSA—\n(1) Information identified in its security program regarding a known shipper, or an applicant for that status; and\n(2) Corrections and updates of this information upon learning of a change to the information specified in paragraph (b)(1) of this section.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER XII—TRANSPORTATION SECURITY ADMINISTRATION, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER C—CIVIL AVIATION SECURITY","PART 1544—AIRCRAFT OPERATOR SECURITY: AIR CARRIERS AND COMMERCIAL OPERATORS","Subpart C—Operations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"05bbcfad0d1426ca0d0ec3c48e6b96754f5032a8d99dfb1b59913b4e78e17c4b","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-1544.237","next":"us/49-cfr-1544.301"},"notice":"GroundRules: Original legal text. Not legal advice."}