Maritime Glossary
Master
Also known as: Captain, commanding officer
The certified officer holding ultimate command, responsibility, and legal authority over a vessel and all persons on board.
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Full Definition
The master commands the vessel and bears personal responsibility for safe navigation, cargo operations, crew welfare, and regulatory compliance. The master holds a STCW Class I certificate of competency (Master Unlimited). Legal authority includes: in an emergency, the master may override the shipowner's instructions; can detain persons on board; must render assistance to those in distress at sea (SOLAS V/33). The master signs bills of lading on behalf of the shipowner and tenders the Notice of Readiness on arrival.
Domain Tags
seafarersmanagementlegal