Offshore Supply Vessels
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1295 – Guidance in Relation to Certain Types of Ships which are Required to Transmit LRIT Information on Exemptions and Equivalents and on Certain Operational Matters – (8 December 2008) - Annex – Guidance in Relation to Certain Types of Ships which are Required to Transmit LRIT Information on Exemptions and Equivalents and on Certain Operational Matters - Offshore Supply Vessels

Offshore Supply Vessels

  3.1 Offshore supply vessels of less than 300 gross tonnage engaged on international voyages should transmit LRIT information if the Contracting Government whose flag they are entitled to fly requires so.

  3.2 Offshore supply vessels of 300 gross tonnage and above fitted with automatic identification system (AIS) and operating exclusively within sea area A1 should not be required to transmit LRIT information when engaged on international voyages.

  3.3 Offshore supply vessels of 300 gross tonnage and above engaged on international voyages in sea areas A1 and A2; or A1, A2 and A3; or A1, A2, A3 and A4, should be required to transmit LRIT information in accordance with the provisions of regulation V/19-1.4.1 by reading “offshore supply vessel” where in regulations V/19-1.3 to V/19-1.11.2 uses the term “ship”.

  3.3.1 However, offshore supply vessels constructed before 31 December 2008, in case they are not required to comply with the provisions of chapter IV, should transmit LRIT information in accordance with the provisions of regulation V/19-1 as from 31 December 2009.

  3.4 Offshore supply vessels operating within areas under the jurisdiction of a Contracting Government or of a State which is not a Contracting Government should transmit LRIT information if the Contracting Government or the State in whose jurisdiction they operate requires so.

  3.5 The Form of the Offshore Supply Vessel Document of Compliance specified in the Guidelines for the design and construction of offshore supply vessels, 2006 does not include a provision which may be used for documenting compliance with the requirement to transmit LRIT information.

  3.5.1 In case the records of equipment associated with the certificates issued to an offshore supply vessel do not include a provision for documenting compliance with the requirement to transmit LRIT information, offshore supply vessels should carry on board a valid Conformance test report issued in accordance with the provisions of MSC.1/Circ.1296 on Guidance on the survey and certification of compliance of ships with the requirement to transmit LRIT information.


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