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Navigation lights and shapesQuestion 93 of 352

A vessel is being towed astern at night. Which lights must it show?

  1. Only a white all-round light
  2. Sidelights and a sternlight
  3. A masthead light and a diamond
  4. Two red lights
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Correct answer: Sidelights and a sternlight

A towed vessel shows sidelights and a sternlight.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 83: Inland Navigation Rules, § 83.24 Towing and pushing (Rule 24)

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Questions last reviewed: 18 October 2026