{"data":{"id":"us/47-cfr-80.1181","jurisdiction":"us","citation":"47 CFR 80.1181","heading":"Station identification.","body":"(a) On-board stations must identify when:\n(1) The vessel is within 32 km (20 miles) of any coastline; or\n(2) The communications are likely to be received aboard another vessel.\n(b) Identification, when required, must be:\n(1) Transmitted at the beginning and the end of a series of communications. Whenever communications are sustained for a period exceeding 15 minutes, station identification must be transmitted at intervals not exceeding 15 minutes.\n(2) In English and must include the name of the vessel, followed by a number or name designating the respective mobile unit, for example: “S.S. United States Mobile One, this is Mobile Two.”","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER D—SAFETY AND SPECIAL RADIO SERVICES","PART 80—STATIONS IN THE MARITIME SERVICES","Subpart X—Voluntary Radio Installations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-47.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:28Z","sha256":"512e558ad1e0adf4a9aed50bdedaa3d9cf1b1fcc5706c070ec01e1e82a0b3d7c","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-80.1179","next":"us/47-cfr-80.1183"},"notice":"GroundRules: Original legal text. Not legal advice."}