Type Approval by the Japanese Government for the exhaust gas monitoring systems and discharge water monitoring systems of Exhaust Gas Cleaning Systems installed on Japanese-flagged ships (Revision) Full-text PDF:TEC- 1305 (26kb) Contact:Machinery Department Issued:1 Sep 2023 Instructions regarding the approval including the technical standards for exhaust gas monitoring systems and discharge water monitoring systems (hereinafter referred to collectively as "monitoring systems") of Exhaust Gas Cleaning Systems (hereinafter referred to as "EGCS") installed on Japanese-flagged ships were announced in ClassNK Technical Information No. TEC-1216 dated 13 November 2020. This time, the Japanese Government revised the technical standards of Type Approval as of 22 September 2022. The Technical Information is revised as described below and this Technical Information supersedes the previous ClassNK Technical Information No. TEC-1216. The Japanese Government (hereinafter referred to as "JG") has issued letters regarding the approval i