Correct Display of Number Registration Sticker Validation Stickers Two validation stickers will be issued 23 at the time of registration. These stickers will display the month and year of registration expiration. Validation stickers are to be affixed to the hull, in line with, and no further than three inches aft of, the registration number. On vessels documented for pleasure with the U.S. Coast Guard, the validation stickers should be placed approximately in the same location. Hull Identification Number (HIN) Federal regulations require all vessel manufacturers to permanently affix a HIN to every vessel produced. This 12 character identification, not to be confused with the vessel's registration number, is not only required in order for you to have your vessel registered, it also assists in product safety notifications as well as lost or stolen vessel recovery, much the same as the VIN on your car. Make sure that the HIN found on the transom of your vessel matches the number printed on your registration certificate. there is a discrepancy, notify the Department of Motor Vehicles. 9 If