47 CFR 80.393 - Frequencies for AIS stations.
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Automatic Identification Systems (AIS) are a maritime broadcast service. The simplex channels at 161.975 MHz (AIS 1) and 162.025 MHz (AIS 2), each with a 25 kHz bandwidth, may be authorized only for AIS. In accordance with the Maritime Transportation Security Act, the United States Coast Guard regulates AIS carriage requirements for non-Federal Government ships. These requirements are codified at 33 CFR 164.46, 401.20.
[74 FR 5125, Jan. 29, 2009]
Title 47 published on 2013-10-01
no entries appear in the Federal Register after this date.