Extension for the implementation deadline for Ballast Water Management System and Initial survey for the Ballast Water Management Convention Full-text PDF:TEC- 1116 (60kb) Contact:Machinery Department Issued:10 Jul 2017 As previously informed in ClassNK Technical Information No. TEC-1085, No. TEC-1086 and, No. TEC-1113, Ballast Water Management Convention (Hereinafter referred to "the Convention") will enter into force on 8 September 2017. This is to inform you that the implementation deadline for Ballast Water Management System has been changed at MEPC71. (To be continued)