Boating Coach US
Federal law and registrationQuestion 4 of 352

What must a boat with a motor have before it can be used?

  1. A radio and a horn
  2. A name painted on the stern
  3. A trailer registration only
  4. A number on a certificate, shown on the boat
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Correct answer: A number on a certificate, shown on the boat

A numbered boat needs a certificate with its number and must display that number.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 173: Vessel Numbering and Casualty and Accident Reporting, § 173.15 Vessel number required

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Questions last reviewed: 18 October 2026