New requirements for anchor handling winches due to amendments to SOLAS II-1 (Retroactive requirements) Tec No.:TEC- 1374 (195kb) Contact:Machinery Department Issued:7 Apr 2026 ClassNK Technical Information No. TEC 1359 (issued on 8 August 2025) and No. TEC-1361 (issued on 1 September 2025) each contain information about requirements for lifting appliances and anchor handling winches being incorporated into Regulation II-1/3-13 of SOLAS. Since 3-13 applies to existing vessels, this Technical Information is being sent out as a reminder to all concerned parties of the detailed applicability conditions and required actions. 1. Application and class notation / installation character In the past, ClassNK has affixed the class notation "Anchor Handling Vessel (abbreviated as AHV)" to the classification characters of anchor handling vessels (i.e. vessels engaged in the installation, moving and taking up of the mooring anchors of mobi