33 C.F.R. § 187.321 What are the hull identification number (HIN) provisions?
Title 33 - Navigation and Navigable Waters
A State must— (a) Upon proof of ownership, assign an HIN and require that it be affixed to a vessel that does not have an HIN at the time of application for certificate of number or title; and (b) Prohibit removal or alteration of an HIN without authorization from the Commandant.
Title 33: Navigation and Navigable Waters
PART 187—VESSEL IDENTIFICATION SYSTEM
Subpart D—Guidelines for State Vessel Titling Systems
§ 187.321 What are the hull identification number (HIN) provisions?

