Class NK announced the publication of the latest versions of our Technical Rules and Guidance, reflecting amendments as of 20 June 2025.
This feature is available as below
- View online for free via the ClassNK RuleViewer, which allows convenient browser-based access
- Includes hyperlinks to amended requirements, effective dates, and related documents
- PDF versions are also available for download
This update is part of Class NK commitment to digitalisation and enhanced user experience.
Online Version: https://nkruledbservice.classnk.or.jp/NKRuleDBService/Disclaimer
PDF Version: https://www.classnk.or.jp/hp/en/rules/tech_rules.aspx