4.2 Flag State Reporting

4.2.1 On receiving a report on detention, the flag State and, where appropriate, the RO
through the flag State Administration, should, as soon as possible, inform the Organization of
remedial action taken in respect of the detention, which may be submitted electronically by the
flag State to the Global Integrated Ship Information System (GISIS) or in a format shown in
appendix 17.

4.2.2 Relevant telephone numbers and addresses of port State control offices,
headquarters and those who provide inspection services should be provided to the
Organization.