GMDSS-GOC-L4.2

Distress relay and SAR communications

GMDSS-GOC-M4 · Distress, locating and SAR · GMDSS-GOC-M4-A Beacons and SARTs, and the relay and on-scene rules for SAR communications.

The GOC holder may be the only person aboard who understands **when a relay is right and when it is dangerous**, how an RCC uses DSC, satellite and voice together, and how to keep **on-scene** traffic disciplined.

Independent study. xplor is not an accredited training provider and awards no certificate or Certificate of Competency. The GOC is issued by the MCA only after an MCA-approved GMDSS course and examination at an approved centre, and needs an MCA STCW endorsement for service on UK ships. AI-drafted content pending subject-matter-expert review.