47 C.F.R. § 80.377 Frequencies for ship earth stations.
Title 47 - Telecommunication
The frequency band 1626.5–1645.5 MHz is assignable for communication, radiodetermination and telecommand messages, and developmental operations that are associated with the position, orientation and operational functions of maritime satellite equipment. The frequency band 1645.5–1646.5 MHz is reserved for use in the Global Maritime Distress and Safety System (GMDSS). [51 FR 31213, Sept. 2, 1986, as amended at 57 FR 26779, June 16, 1992]
Title 47: Telecommunication
PART 80—STATIONS IN THE MARITIME SERVICES
Subpart H—Frequencies
Ship Earth Stations
§ 80.377 Frequencies for ship earth stations.