{"data":{"id":"us/33-cfr-165.3","jurisdiction":"us","citation":"33 CFR 165.3","heading":"Definitions.","body":"The following definitions apply to this part:\nCredential means any or all of the following:\n(1) Merchant mariner's document.\n(2) Merchant mariner's license.\n(3) STCW endorsement.\n(4) Certificate of registry.\n(5) Merchant mariner credential.\nMerchant mariner credential or MMC means the credential issued by the Coast Guard under 46 CFR part 10. It combines the individual merchant mariner's document, license, and certificate of registry enumerated in 46 U.S.C. subtitle II part E as well as the STCW endorsement into a single credential that serves as the mariner's qualification document, certificate of identification, and certificate of service.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER P—PORTS AND WATERWAYS SAFETY","PART 165—REGULATED NAVIGATION AREAS AND LIMITED ACCESS AREAS","Subpart A—General"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"a03fee53b5030dba46242ec86d8ac128cd9575d114ad81525126a00960214d15","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-165.1","next":"us/33-cfr-165.5"},"notice":"GroundRules: Original legal text. Not legal advice."}