33 C.F.R. § 173.19 Other numbers prohibited.
Title 33 - Navigation and Navigable Waters
No person may use a vessel to which this part applies that has any number that is not issued by an issuing authority for that vessel on its forward half.
Title 33: Navigation and Navigable Waters
PART 173—VESSEL NUMBERING AND CASUALTY AND ACCIDENT REPORTING
Subpart B—Numbering
§ 173.19 Other numbers prohibited.