Rule 25 — Sailing and Rowing Vessels (lights)

33 CFR §83.25

§ 83.25 § 83.25 Sailing vessels underway and vessels under oars (Rule 25). (a) A sailing vessel underway shall exhibit: (i) Sidelights; and (ii) A sternlight. (b) In a sailing vessel of less than 20 meters in length the lights prescribed in paragraph (a) of this Rule may be combined in one lantern carried at or near the top of the mast where it can best be seen. (c) A sailing vessel underway may, in addition to the lights prescribed in paragraph (a) of this Rule, exhibit at or near the top of the mast, where they can best be seen, two all-round lights in a vertical line, the upper being red and the lower green, but these lights shall not be exhibited in conjunction with the combined lantern permitted by paragraph (b) of this Rule. (d)(i) A sailing vessel of less than 7 meters in…