Changes made by Commission Decision of 12 August 2013 on essential requirements relating to marine radio communication equipment which is intended to be used on non-SOLAS vessels and to participate in the Global Maritime Distress and Safety System (GMDSS) (notified under document C(2013) 5185) (2013/638/EU)
EU Decision 2013/638
The legislation Commission Decision of 12 August 2013 on essential requirements relating to marine radio communication equipment which is intended to be used on non-SOLAS vessels and to participate in the Global Maritime Distress and Safety System (GMDSS) (notified under document C(2013) 5185) (2013/638/EU) changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.