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USCG Exam PracticeRule 27 — NUC and RAM (lights)

A vessel not under command, when making way through the water at night, is required to exhibit which lights?

  1. Two all-round red lights in a vertical line, sidelights, and a sternlightCorrect
  2. B. Two all-round red lights in a vertical line only
  3. C. Three all-round lights (red-white-red) in a vertical line, sidelights, and a sternlight
  4. D. Two all-round red lights in a vertical line and a masthead light

Why A is correct

33 CFR §83.27(a) requires a NUC vessel to show two all-round red lights in a vertical line at all times, and when making way, to add sidelights and a sternlight. No masthead light is prescribed for a NUC vessel.

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A vessel not under command, when making way through the water at ni… — USCG Exam Practice · CaptainsGround