Ship Type: All ships ≥500gt

Amendments to Chapter IV – GMDSS Performance Standards

Ship earth station which forms part of the GMDSS, if designed to operate in a mobile satellite service recognized on/or after 1 January 2021, complies with the relevant requirements of A.1001(25) and conforms to performance standards MSC.434(98) or MSC.130(75), if installed after 1 February 1999; A.808(19) if installed on/or after 23 November 1996 and before 1 February 1999; A.698(17) if installed before November 1996.