If you’re looking at a boat for sale and want to understand what the HIN means, use this HIN decoder. If you’re trying to defraud someone who wants to buy your boat, use this HIN decoder. Win, win.
On monohulls, look for the HIN on the transom, starboard side. On multihulls, look on the aft cross beam near the starboard hull.
National Association of State Boating Law Administrators. U.S. CoastGuard Hull Identification Number (HIN)Validation & Verification Guidelines
U.S. Coast Guard. Manufacturers Identification
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