This Technical Information became null and void on 23 Oct 2019. Ballast Water Management Convention for Singapore-flagged ships Full-text PDF:TEC- 1189 (1338kb) Contact:Machinery Department Issued:6 Sep 2019 Please be informed that the Maritime and Port Authority of Singapore has recently issued shipping circulars related to the commissioning testing of ballast water management systems (BWMS) and the incorporation of contingency measures into ballast water management plans (BWMP). 1. Commissioning Testing of Ballast Water Management Systems (Shipping Circular No. 09 of 2019) Commissioning testing to verify the proper operation of equipment shall be carried out at the installation of any BWMS in accordance with paragraph 8 of the Guidelines for Approval of Ballast Water Management Systems (G8) (MEPC.174(58) or MEPC.279(70)). MEPC 74 has approved a draft amendment to the Ballast Water Management Convention (BWMC) to conduct commissioning testing so as to de