Rules of the Road · Sailing Vessels

A sailing vessel less than 20 meters in length may combine the sidelights and sternlight into:

Explanation

Rule 25(b) permits sailing vessels less than 20 meters to combine sidelights and sternlight into a tricolor lantern at or near the top of the mast. When this tricolor is used, the separate all-round red-over-green lights at the masthead must NOT also be shown.

Authority: 72 COLREGS Rule 25(b)

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