(a) Vessels equipped with a Ship Security Alert System pursuant to the Safety Convention or 33 CFR 101.310 may utilize:
(1) Equipment that complies with RTCM 11020.1 (incorporated by reference, see Sec. 80.7); or
(2) INMARSAT D + equipment; or
(3) Equipment that complies with the technical specifications found in this subpart.
(b) [Reserved] [73 FR 4484, Jan. 25, 2008, as amended at 76 FR 67612, Nov. 2, 2011]