IMO issued the second revision of circular MSC.1/Circ.1175 on 25th Aug 2025. The circular is about Shipboard Towing and Mooring equipment. Marshall Island Flag issued a advisory for the MSC Circular.

The Committee, at its 110th session (18 to 27 June 2025), having considered a proposal by the Sub-Committee on Ship Design and Construction, at its eleventh session (13 to 17 January 2025), with a view to:

.1 ensuring a uniform approach towards the application of the aforementioned SOLAS provisions in relation to the amendment to SOLAS regulation II-1/3-4 including a new requirement for new ships other than tankers of not less than 20,000 gross tonnage (GT) to be fitted with emergency towing arrangements, and

.2 incorporating draft amendments to MSC.1/Circ.1175/Rev.1 derived from the update of IACS Unified Requirement A2 and Recommendation No.10, aimed at updating the method for calculating the Equipment Number, in particular to account for increased funnel sizes due to the installation of equipment such as SOx scrubbers, approved the Revised guidance on shipboard towing and mooring equipment (MSC.1/Circ.1175/Rev.2), as set out in the annex.

For full details reac circular