Part A-1 - Structure of Ships
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1198 – Application of SOLAS Regulation XII/6.3 on Corrosion Prevention of Dedicated Seawater Ballast Tanks and Application of the Performance Standard for Protective Coatings for Dedicated Seawater Ballast Tanks – (2 June 2006) - Annex 1 - Draft Amendments to SOLAS Regulations II-1/3.2 and XII/6.3 and Appendix - Chapter II-1 - Construction - Structure, Subdivision and Stability, Machinery and Electrical Installations - Part A-1 - Structure of Ships

Part A-1 - Structure of Ships

Regulation 3-2 - Corrosion prevention of seawater ballast tanks in oil tankers and bulk carriers

  1 The existing heading and text of the regulation are replaced by the following:

  “Protective coatings of dedicated seawater ballast tanks in all types of ships and double-side skin spaces of bulk carriers

  1 Paragraph 2 of this regulation shall apply to ships of not less than 500 gross tonnage:

  • .1 for which the building contract is placed on or after 1 July 2008, or

  • .2 in the absence of a building contract, the keels of which are laid or which are at a similar stage of construction on or after 1 January 2009, or

  • .3 the delivery of which is on or after 1 July 2012.

  2 All dedicated seawater ballast tanks arranged in ships and double-side skin spaces arranged in bulk carriers of 150 m in length and upwards shall be coated during construction in accordance with the Performance standard for protective coatings for dedicated seawater ballast tanks in all types of ships and double-side skin spaces of bulk carriers, adopted by the Maritime Safety Committee by resolution MSC.(...), as may be amended by the Organization, provided that such amendments are adopted, brought into force and take effect in accordance with the provisions of article VIII of the present Convention concerning the amendment procedures applicable to the Annex other than chapter I.

  3 All dedicated seawater ballast tanks arranged in oil tankers and bulk carriers constructed on or after 1 July 1998 but which are contracted, the keels of which are laid, or which are delivered before the dates referred to in paragraph 1 shall comply with the requirements of regulation II-1/3-2 adopted by resolution MSC.47(66).

  4 Maintenance of the protective coating system shall be included in the overall ship’s maintenance scheme. The effectiveness of the protective coating system shall be verified during the life of a ship by the Administration or an organization recognized by the Administration, based on the guidelines developed by the Organizationfootnote.”


Copyright 2022 Clasifications Register Group Limited, International Maritime Organization, International Labour Organization or Maritime and Coastguard Agency. All rights reserved. Clasifications Register Group Limited, its affiliates and subsidiaries and their respective officers, employees or agents are, individually and collectively, referred to in this clause as 'Clasifications Register'. Clasifications Register assumes no responsibility and shall not be liable to any person for any loss, damage or expense caused by reliance on the information or advice in this document or howsoever provided, unless that person has signed a contract with the relevant Clasifications Register entity for the provision of this information or advice and in that case any responsibility or liability is exclusively on the terms and conditions set out in that contract.