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Working together to solve challenges in maritime business.

Contributing to society as a whole through expansion of certification field.

Services for Wind Turbine

Press Release

17 Jul: ClassNK releases “FAQs on the FuelEU Maritime (4th Edition)” - updating information on conditions where cumulative penalty applies and priority order of fuels in GHG Intensity calculation -

16 Jul: ClassNK launches “ClassNK Fleet Cost Simulation” Service - Supporting cost estimation for regulatory compliance, including IMO mid-term measures -

02 Jul: ClassNK grants Innovation Endorsement for Products & Solutions to “CMAXS LC-A” developed by MITSUI E&S Co., Ltd. and Mitsui E&S DU Co., Ltd.

Technical News

17 Jul: Publication of the latest Rules and Guidance on our website

04 Jul: Released TEC-1355 "Omission of "Launching at 5 knots" test of Rescue boat(s) and Lifeboat(s) for Malta -flagged vessels"

04 Jul: Released TEC-1354 "Summary of the outcomes of MEPC 83"

News & Events

09 Jul: Beware of Fraudulent Billings Impersonating a ClassNK Staff

16 Jun: Email address pre-registration for the new log-in system has started

23 May: Information about changing log-in for ClassNK Services

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