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Operation of Automatic Identification System.carried on board ships
Applicable to:
All Indian vessels of more than 15 NT
Effective Date:
14th May 2013
Superseded Circulars:
ISPS Circular No. NT/ISPS/1/2009, its addendum, NT/ISPS/5/2009, NT/ISPS/8/2009
Key Changes and Requirements
1. Automatic Identification System (AIS) Operation
AIS is required to be fitted and maintained in operation at all times, except where international agreements, rules, or standards provide for the protection of navigational information.
- Exception: AIS may be switched off if the Master believes continual operation might compromise safety or security. This should be recorded in the ship's Log Book.
II/4 IMO Resolution A.917 (22)
Important Note
Non-compliance may attract appropriate punitive action, including non-issuance of statutory inspection certificate.
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