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USCG Exam PracticeRule 23 — Power-driven Vessel Underway (lights)

A power-driven vessel of 35 meters in length is underway at night. Regarding the second (after) masthead light, which statement is correct?

  1. A. She is required to carry it because she exceeds 20 meters in length
  2. She is not obliged to carry it but may do soCorrect
  3. C. She is prohibited from carrying it because she is less than 50 meters in length
  4. D. She may carry it only if she is also towing another vessel

Why B is correct

33 CFR §83.23(a)(ii) states that a vessel of less than 50 meters in length is not obliged to exhibit the second masthead light but may do so. There is no prohibition on carrying it voluntarily.

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A power-driven vessel of 35 meters in length is underway at night.… — USCG Exam Practice · CaptainsGround