Home NI684 Guidelines for condition based maintenance This Guidance Note aims to provide guidelines for the implementation of Condition Based Maintenance (CBM) scheme on-board ships and for design and construction of Condition Monitoring Systems (CMS). ReferenceTitleDateNI684 R01Guidelines for condition based maintenanceJul 2024CHECK RELATED DOCUMENTS:NR467 Rules for the classification of steel shipsNR496 Approval of computerized maintenance management systems used on board shipsNR674 Approval of condition monitoring systemsCheck other Bureau Veritas rules and guidelines.