Hull Identification Numbers
The Hull Identification Number (HIN) is a unique 12-digit number assigned by the manufacturer to vessels built after 1972.
- Hull Identification Numbers:
- Distinguish one vessel from another—the same as serial numbers distinguish one car from another.
- Are engraved in the fiberglass or on a metal plate permanently attached to the transom.
- It is illegal to destroy, remove, alter, or deface a Hull Identification Number.
- You should write down your HIN and put it in a place separate from your vessel in case warranty problems arise or your vessel is stolen. You must also apply to your state agency for an HIN for a homemade vessel.
- It is illegal to destroy, remove, alter, cover, or deface a HIN.
A Hull Identification Number is required before a vessel built or manufactured after 1972 may be registered in Alabama.You must also apply to the DPS-Marine Patrol Division for an HIN for a homemade vessel.