--- kind: "section" citation: "47 C.F.R. § 80.1087" title: "47" number: "80.1087" heading: "Ship radio equipment—Sea area A1." url: "https://uscodex.org/cfr/47/80.1087" --- # §80.1087. Ship radio equipment—Sea area A1. This section contains the additional equipment requirements for ships that remain within sea area A1 at all times. - (a) In addition to meeting the requirements of [§ 80.1085](/cfr/47/80.1085.md), ships engaged on voyages exclusively in sea area A1 must be provided with a radio installation capable of initiating the transmission of ship-to-shore distress alerts from the position from which the ship is normally navigated, operating either: - (1) On VHF using DSC; or - (2) Through the polar orbiting satellite service on 406.0-406.1 MHz (this requirement may be fulfilled by the EPIRB required by [§ 80.1085(a)(6)](/cfr/47/80.1085.md?p=a-6), either by installing the EPIRB close to, or by allowing remote activation from, the position from which the ship is normally navigated); or - (3) On MF using DSC if the ship is engaged on voyages within coverage of MF coast stations equipped with DSC; or - (4) On HF using DSC; or - (5) **Through the INMARSAT geostationary satellite service if within INMARSAT coverage.** This requirement may be fulfilled by an INMARSAT ship earth station capable of two way communication. - (b) The VHF radio installation, required by [§ 80.1085(a)(1)](/cfr/47/80.1085.md?p=a-1), must also be capable of transmitting and receiving general radiocommunications using radiotelephony. ## Notes ### Amendments [57 FR 9065, Mar. 16, 1992, as amended at 68 FR 46977, Aug. 7, 2003; 69 FR 64680, Nov. 8, 2004; 73 FR 4490, Jan. 25, 2008; 76 FR 67617, Nov. 2, 2011] ### Authority Authority: 47 U.S.C. 151-155, 301-609; 3 U.S.T. 3450, 3 U.S.T. 4726, 12 U.S.T. 2377. ### Source Source: 51 FR 31213, Sept. 2, 1986, unless otherwise noted. ### Amendments [57 FR 9065, Mar. 16, 1992, as amended at 68 FR 46977, Aug. 7, 2003; 69 FR 64680, Nov. 8, 2004; 73 FR 4490, Jan. 25, 2008; 76 FR 67617, Nov. 2, 2011]