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USCG Exam Practice · Rule 25 — Sailing and Rowing Vessels (lights)

A sailing vessel of less than 7 meters in length is underway at night. It is not practicable to exhibit the lights prescribed in Rule 25(a) or (b). What is the vessel's obligation under the Inland Rules?

  1. AThe vessel has no lighting obligation at that length
  2. BThe vessel must exhibit sidelights only
  3. CThe vessel must exhibit an all-round white light or have ready at hand an electric torch or lighted lantern showing a white light to be exhibited in sufficient time to prevent collision✓ correct
  4. DThe vessel must exhibit a masthead light and sidelights

Why C is correct

33 CFR §83.25(d)(i) addresses sailing vessels of less than 7 meters in length. If it is not practicable to exhibit the standard lights, the vessel shall exhibit an all-round white light or have ready at hand an electric torch or lighted lantern showing a white light, exhibited in sufficient time to prevent collision.

Cited:33 CFR §83.25

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