GUIDANCE ON THE VALIDITY OF RADIOCOMMUNICATIONS EQUIPMENT INSTALLED AND USED ON SHIPS Rev.1
The Maritime Safety Committee, at its ninety-second session (12 to 21 June 2013), taking into account the recommendation of the Sub-Committee on Radiocommunications and Search and Rescue at its seventeenth session (21 to 25 January 2013), having recognized concerns that incompatibility may exist between radiocommunication equipment installed on ships, and the revised frequencies and channelling arrangements for the maritime HF and VHF bands as contained in appendices 17 and 18 to the Radio Regulations (RR) – Edition 2012, approved this Guidance on the validity of radiocommunications equipment installed and used on ships.
25 November 2016

ECDIS – GUIDANCE FOR GOOD PRACTICE
The Maritime Safety Committee, at its ninety-fifth session (3 to 12 June 2015), approved the ECDIS – Guidance for Good Practice, as set out in the annex, drawing together relevant guidance from seven previous ECDIS circulars into a single, consolidated document.
3 to 12 June 2015

GUIDANCE ON THE VALIDITY OF RADIOCOMMUNICATIONS EQUIPMENT INSTALLED AND USED ON SHIPS
The Maritime Safety Committee, at its ninety-second session (12 to 21 June 2013), taking into account the recommendation of the Sub-Committee on Radiocommunications and Search and Rescue at its seventeenth session (21 to 25 January 2013), having recognized concerns that incompatibility may exist between radiocommunication equipment installed on ships, and the revised frequencies and channelling arrangements for the maritime HF and VHF bands as contained in appendices 17 and 18 to the Radio Regulations (RR) – Edition 2012, approved this Guidance on the validity of radiocommunications equipment installed and used on ships.
24 June 2013