33 C.F.R. § 173.35 Coast Guard validation sticker.
Title 33 - Navigation and Navigable Waters
No person may use a vessel except a vessel exempted in §173.13 that has a number issued by the Coast Guard unless it has the validation sticker issued with the certificate of number displayed within 6 inches of the number.
Title 33: Navigation and Navigable Waters
PART 173—VESSEL NUMBERING AND CASUALTY AND ACCIDENT REPORTING
Subpart B—Numbering
§ 173.35 Coast Guard validation sticker.

