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Recognition of Port Signal Station as VHF Coast Station in Sea Area A1

Applicable to: Indian Ports
Effective Date: Immediate
Superseded Circulars: None

Key Changes and Requirements

1. Recognition of Port Signal Station as VHF Coast Station in Sea Area A1

Indian waters have been declared as Sea Area A4. To declare Sea Area A1, ports must meet specific requirements for their VHF coast stations.

  • Requirements for Coast Stations:
    • Continuously manned 24x7x365
    • VHF radiotelephone equipment with DSC (carrier power not exceeding 50W, class of emission F3E/G3E/G2B)
    • Affiliated to an RCC with reliable communications
    • Complete coverage of immediate sea area
    • Continuous operation
  • Port Actions:
    • Inform DGS for verification of proposed GMDSS 'Sea Area A1'
    • Comply with requirements stated above
    • Apply to Ministry of Communication for coast station license and MMSI number
II/4  Global Maritime Distress and Safety System (GMDSS) Sea Areas
Important Note

Failure to comply may result in ships not being able to use the GMDSS in the declared Sea Area A1.

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