Rules of the Road · Application & Demarcation Lines

A U.S.-flagged vessel on the high seas collides with a foreign vessel. Which rules govern the collision?

Explanation

72 COLREGS apply on the high seas and waters connected therewith that are navigable by seagoing vessels (Rule 1(a)). The Inland Rules do not apply on the high seas. Both vessels are subject to 72 COLREGS regardless of flag state.

Authority: 72 COLREGS Rule 1(a)

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