Sec. 80.1181  Station identification.

    (a) On-board stations must identify when:
    (1) The vessel is within 32 km (20 miles) of any coastline; or
    (2) The communications are likely to be received aboard another 
vessel.
    (b) Identification, when required, must be:
    (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.
    (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.''
[ 51 FR 31213 , Sept. 2, 1986, as amended at  58 FR 44954 , Aug. 25, 1993]