Switching off Shipborne Equipment, Ceasing the Distribution of LRIT Information and Reducing the Frequency or Temporarily Stopping the Transmission of LRIT Information
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 - Switching off Shipborne Equipment, Ceasing the Distribution of LRIT Information and Reducing the Frequency or Temporarily Stopping the Transmission of LRIT Information

Switching off Shipborne Equipment, Ceasing the Distribution of LRIT Information and Reducing the Frequency or Temporarily Stopping the Transmission of LRIT Information

  (the provisions of this section apply to ships and to FPSOs, FSUs, offshore supply vessels, special purpose ships and A.494(XII)-ships which are required to transmit LRIT information and any reference to a ship below should be considered as including all the aforesaid)

  7.1 Administrations should issue instructions to masters of ships entitled to fly their flag in relation to whether they are authorized and, if so, under what circumstances and on how they are able to reduce, pursuant to the provisions of paragraph 4.4.1 of the Revised performance standards, the frequency of transmission of LRIT information or to temporarily stop the transmission of such information when a ship is undergoing repairs, modifications or conversions in dry-dock or in port or is laid up for a long period.

  7.2 The master of a ship should inform the Administration without undue delay and make an entry in the record of navigational activities and incidents maintained in accordance with regulation V/28 indicating the dates and times between which:

  • .1 the shipborne equipment was switched off or the distribution of LRIT information ceased, where international agreements, rules or standards provide for the protection of navigational information (regulation V/19-1.7.1); and

  • .2 the frequency of transmission of LRIT information has been reduced or temporarily stopped, when a ship is undergoing repairs, modifications or conversions in dry-dock or in port or is laid up for a long period (paragraph 4.4.1 of the Revised performance standards).

  7.3 In addition, the master of a ship undergoing repairs, modifications or conversions in dry-dock or in port or is laid up for a long period, taking into account the instructions of the Administration, should inform the authorities of the Contracting Government within whose territory or jurisdiction the ship is located when the frequency of transmission of LRIT information is reduced or is temporarily stopped pursuant to the provisions of paragraph 4.4.1 of the Revised performance standards.


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