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National LRIT requirement as per SOLAS Ch - V Reg19-1Reg 19-1

Applicable to: Vessels above 300GT plying internationally
Effective Date: 6th January, 2009
Superseded Circulars: NT Wing Circular No.4 of 2008

Key Changes and Requirements

1. LRIT Conformance Test

Vessels above 300GT must ensure their LRIT shipborne equipment has passed the conformance test. If not, rectify, replace, or install additional equipment and comply before the next Safety Radio Survey.

2. LRIT Conformance Test Certificate

Vessels that have completed the LRIT shipborne equipment test must keep the LRIT Conformance Test Certificate available during statutory surveys, flag state inspections, and port state control.

3. DNID Member Number

Vessels must not delete or disable the DNID member number registered by the Indian CSP in the LRIT shipborne equipment. If deleted due to security reasons, inform the Indian NDC immediately.

4. LRIT Information Transmission

Masters must inform the administration and make an entry in the record of navigational activities and incidents when:

  • The shipborne equipment is switched off or the distribution of LRIT information ceases.
  • The frequency of transmission of LRIT information is reduced or temporarily stopped.
Important Note

Vessels undergoing repairs, modifications, or conversions, or laid up for a long period must inform the authorities of the Contracting Government when the frequency of transmission of LRIT information is reduced or temporarily stopped.

Download official PDF

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