Implementation of Electronic Chart Display and Information System (ECDIS) Full-text PDF:TEC- 1129 (673kb) Contact:Material and Equipment Department Issued:11 Sep 2017 ClassNK has informed the requirements related to the implementation of ECDIS by ClassNK Technical Information No. TEC-0907 issued on 22 June 2012. After issuing of the Technical Information, ClassNK has informed relevant information on ECDIS by other Technical Information and/or "ECDIS News" on ClassNK homepage accordingly. This time, ClassNK has reached to issue new ClassNK Technical Information No. TEC-1129 as the updated version of TEC-0907 referring to other relevant Technical Information. The ClassNK Technical Information No. TEC-0907 is revoked by this Technical Information. 1. Applicable ships The new requirements shall apply to the following ships engaged on international voyages: (1) Passenger ships of 500 GT and upwards; (2) Tanker* of 3