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Rule notes and Guidance notes
Rule notes and Guidance notes
Rules and Rule Notes (NR) provide the applicable requirements used for certification and classification by Bureau Veritas.
Guidance Notes (NI) provide specific information and recommendations on marine units, equipment and systems.
Main Classification Rules
| Reference | Title | Edition |
|---|---|---|
| NR467 | Rules for the classification of steel ships | Jul 2024 |
| NR216 | Rules on materials and welding for the classification of marine units | Jul 2024 |
| NR445 | Rules for the classification of offshore units | Jul 2024 |
| NR217 | Rules for the classification of inland navigation vessels | Jun 2021 |
| NR483 | Rules for the classification of naval ships | Nov 2024 |
| NR500 | Rules for the classification and the certification of yachts | Oct 2024 |
Other rules and rule notes
| Reference | Title | Edition |
|---|---|---|
| NR206 | Wind propulsion systems | Jan 2024 |
| NR266 | Requirements for survey of materials and equipment for the classification of ships and offshore units | Mar 2024 |
| NR320 | Certification scheme of materials and equipment for the classification of marine units | Jul 2022 |
| NR387 | Rules for the classification of fish farms | Oct 2023 |
| NR396 | Rules for the classification of high-speed craft | Feb 2002 |
| NR426 | Construction survey of steel structures of offshore units and installations | Jan 2024 |
| NR459 | Process systems onboard offshore units and installations | Jul 2015 |
| NR476 | Approval testing of welders | Jan 2022 |
| NR480 | Approval of the manufacturing process of metallic materials | Jul 2024 |
| NR490 | Rules for the classification of crew boats | Mar 2023 |
| NR493 | Classification of mooring systems for permanent offshore units | Jul 2021 |
| NR494 | Rules for the classification of offshore loading and offloading buoys | May 2006 |
| NR496 | Approval of computerized maintenance management systems used on board ships | Jul 2022 |
| NR517 | Classification of compressed natural gas carriers | Apr 2007 |
| NR526 | Rules for the classification of lifting appliances onboard ships and offshore units | Jul 2021 |
| NR527 | Rules for the classification of ships operating in polar waters and icebreakers | Jul 2024 |
| NR528 | Green passport | Jul 2024 |
| NR529 | Gas fuelled ships | Jul 2024 |
| NR530 | Coating performance standard | Jul 2023 |
| NR533 | Approval of service suppliers | Nov 2024 |
| NR534 | Rules for the classification of self-elevating units - jack-ups and liftboats | Dec 2016 |
| NR535 | Rules for the classification of naval submarines | Sep 2016 |
| NR540 | Kick-off meeting templates for newbuilding | Jul 2021 |
| NR542 | Classification of floating gas units | May 2019 |
| NR544 | Requirements for survey of materials and equipment for the classification of inland waters-operated vessels / units | Nov 2021 |
| NR546 | Hull in composite, plywood and high density polyethylene materials | Nov 2022 |
| NR547 | Ships using Fuel Cells | Jan 2022 |
| NR551 | Structural analysis of offshore surface units through full-length finite element models | Apr 2010 |
| NR556 | Emergency response service (ERS) | Apr 2023 |
| NR561 | Hull in aluminium alloys, design principles, construction and survey | Nov 2022 |
| NR562 | Requirements for survey of materials and equipment for the classification of naval submarines | Jan 2018 |
| NR566 | Hull arrangement, stability and systems for ships less than 500 GT | Nov 2024 |
| NR568 | Classification of offshore units - risk based approach | Jul 2011 |
| NR569 | Classification for drilling ships | Jan 2016 |
| NR570 | Classification for drilling equipment | Apr 2013 |
| NR571 | Classification of column stabilized units | Dec 2016 |
| NR572 | Classification and certification of floating offshore wind turbines | Oct 2024 |
| NR578 | Rules for the classification of tension leg platforms (TLP) | Jul 2012 |
| NR580 | Rules for the classification of floating establishments | Sep 2012 |
| NR583 | Whipping and springing assessment | Jul 2024 |
| NR584 | Rules for azimuth thrusters in ice for polar class ships and icebreakers | Jul 2024 |
| NR588 | Offshore oil offloading - transfer arms | Nov 2012 |
| NR589 | Wind farms service ships | Dec 2018 |
| NR592 | Elastic shaft alignment (ESA) | Apr 2015 |
| NR595 | Classification of offshore handing systems (OHS) | Aug 2014 |
| NR596 | EU RO mutual recognition - terms and conditions - procedure for type approval - technical requirements | Feb 2024 |
| NR598 | Implementation of safe return to port and orderly evacuation | Jan 2016 |
| NR600 | Hull structure and arrangement for the classification of cargo ships less than 65m and non-cargo ships less than 90m | Oct 2024 |
| NR606 | Common structural rules for bulk carriers and oil tankers | Jan 2024 |
| NR610 | Rules for the classification of diving systems | Dec 2018 |
| NR612 | Rules for the classification of harbor equipment | Jan 2024 |
| NR614 | Underwater radiated noise (URN) | Jul 2018 |
| NR615 | Buckling assessment of plated structures | Jul 2023 |
| NR616 | Ice load monitoring system (MON-ICE) | Jan 2015 |
| NR620 | Bunkering ships | Feb 2024 |
| NR626 | Anchor windlass and chain stoppers | Nov 2022 |
| NR632 | Hardware-in-the-loop testing | Jan 2016 |
| NR633 | SYS-NEQ-OSV | Mar 2016 |
| NR636 | Comfort and health onboard offshore units | Dec 2016 |
| NR645 | Rules for the classification of floating storage regasification units and floating storage units | May 2019 |
| NR656 | Power generation units | Nov 2018 |
| NR659 | Rules on cyber security for the classification of marine units | Jul 2024 |
| NR667 | Parametric roll assessment | Jul 2019 |
| NR669 | Recognition of non-destructive testing suppliers | Jul 2020 |
| NR670 | Methanol and ethanol fuelled ships | Jul 2024 |
| NR671 | Ammonia-fuelled ships - Tentative Rules | Sep 2024 |
| NR674 | Condition monitoring systems | Jul 2024 |
| NR675 | Additional class notation SMART | Jan 2024 |
| NR678 | Hydrogen-fuelled ships | Nov 2023 |
| NR681 | Unmanned surface vessels (USV) | Jul 2022 |
| NR688 | Internal connectivity | Aug 2022 |
| NR690 | Data-centric evaluation | Apr 2024 |
Guidance notes
| Reference | Title | Edition |
|---|---|---|
| NI364 | Verification scheme for unbonded flexible pipes | Apr 2022 |
| NI409 | Guidelines for corrosion protection of seawater ballast tanks and hold spaces | 1995 |
| NI422 | Type approval of non-destructive testing equipment dedicated to underwater inspection of offshore structures | Feb 1998 |
| NI423 | Corrosion protection of steel offshore units and installation | May 2006 |
| NI429 | Guidelines for the preparation of the cargo securing manual | Apr 2004 |
| NI432 | Certification of fibre ropes for deepwater offshore services | Dec 2018 |
| NI465 | Condition assessment programme (CAP) | May 2015 |
| NI524 | Classification and certification of high integrity protection system (HIPS) | Nov 2006 |
| NI525 | Risk-based qualification of new technology - Methodological guidelines | Apr 2020 |
| NI537 | Guidelines for the design of the means of access for inspection, maintenance and operation of commercial ships | Apr 2008 |
| NI543 | Ice reinforcement selection in different world navigation areas | Sep 2013 |
| NI545 | Guidance for the lay-up and reactivation of ships | Feb 2018 |
| NI554 | Design sloshing loads for LNG membrane tanks | May 2011 |
| NI559 | Guidelines for the use of low sulphur fuel oils (IMO 2020 compliance) | May 2019 |
| NI560 | Guidelines on alternative design and arrangements of life-saving appliances | Mar 2010 |
| NI563 | Standard for quality management system of seafarer manning offices | Oct 2013 |
| NI564 | Strength assessment of LNG membrane tanks under sloshing loads | May 2011 |
| NI565 | Ice characteristics and ice/structure interactions | Sep 2010 |
| NI567 | Risk-based verification of floating offshore units | Sep 2020 |
| NI575 | Condition assessment programme for inland navigation vessels - CAP inland | Jul 2012 |
| NI582 | Condition assessment programme for yachts | Sep 2011 |
| NI590 | Rudders in composite materials | Mar 2023 |
| NI593 | Ship conversion into offshore units - redeployment and life extension of offshore units | Nov 2017 |
| NI594 | Design and construction of offshore concrete structures | Feb 2017 |
| NI601 | Tanker plus - inland navigation vessels | Feb 2013 |
| NI603 | Current and tidal turbines | May 2015 |
| NI604 | Fatigue of top chain of mooring lines due to in-plane and out-of-plane bendings | Oct 2014 |
| NI605 | Geotechnical and foundation design | Aug 2014 |
| NI607 | Guidelines for corrosion protection applicable to inland navigation vessels | Oct 2013 |
| NI611 | Guidelines for fatigue assessment of ships and offshore units | Nov 2020 |
| NI613 | Adhesive joints and patch repair | May 2015 |
| NI617 | Recommendations for life-saving appliances, radio installations and navigation equipment for tugs of less than 500 GT | Jan 2018 |
| NI621 | Guidelines for moonpool assessment | Jan 2016 |
| NI623 | Condition assessment programme for LNG carriers (LNG CAP) - annex to NI465 | May 2015 |
| NI624 | Risk-based structural integrity management of offshore jacket structures | Apr 2017 |
| NI629 | Certification of offshore access systems | May 2016 |
| NI631 | Certification scheme for Marine Renewable Energy technologies | Jan 2024 |
| NI634 | Loading instrument for inland navigation vessels | Jul 2016 |
| NI635 | Index on applicable risk analysis for Marine and Offshore | Dec 2017 |
| NI637 | Classification and certification of ocean thermal energy converter (OTEC) - tentative rules | Jan 2018 |
| NI638 | Guidance for long-term hydro-structure calculations | Feb 2019 |
| NI639 | Guidelines for the design of ships subject to bulk cargo liquefaction | Dec 2016 |
| NI640 | Guidance note for structural assessment of passenger ships and ro-ro ships | Aug 2022 |
| NI641 | Guidelines for autonomous shipping | Oct 2019 |
| NI647 | LPG-fuelled ships (tentative rules) | Jan 2018 |
| NI648 | Container lashing assessment | Oct 2018 |
| NI649 | Guidance for the lay-up and reactivation of DP vessels | Feb 2018 |
| NI650 | Guidelines for existing ships operating in polar waters | May 2018 |
| NI653 | Risk-based structural integrity management for topside structures | Oct 2018 |
| NI654 | Guidelines on conversion to LNG as fuel | Feb 2019 |
| NI655 | LNG carrier conversion to FSRU or FSU | Jul 2018 |
| NI657 | Classification scheme under risk based inspection | Feb 2019 |
| NI658 | Type approval of fibres and yarns | Dec 2018 |
| NI662 | Additive manufacturing - guidelines for certification of product made using wire arc additive manufacturing (WAAM) process | May 2019 |
| NI663 | Propeller in composite materials | Mar 2023 |
| NI664 | Risk-based inspection for the hull structure of floating offshore units | Jun 2021 |
| NI673 | Guidelines for management of COVID-19 and infectious diseases | Jun 2020 |
| NI682 | Certification of fixed offshore substations for renewable energy projects | Apr 2022 |
| NI684 | Guidelines for condition based maintenance | Jul 2024 |
| NI685 | Verification scheme for dynamic subsea power cable | Sep 2024 |
| NI691 | Environmental conditions, loads and induced responses of marine units | Dec 2022 |
IMPORTANT: Bureau Veritas may at any time issue corrigenda for any published Rules, Rule Notes or Guidance Notes to address errors in the printed and/or electronic editions.
