Each new vehicle registration plate issued in conjunction with the titling of a vehicle or a registration renewal shall be for a period not to exceed 3 years, unless otherwise approved by the Administration. Registration renewals shall be due on or before the last day of the month stated on the registration card. Refund of Registration Fees. If a registration issued under this regulation is cancelled before the beginning of the start of a new registration year, the Administration shall refund the fees paid for any unused registration year. The Administration may not process a refund if the registration is flagged or suspended until the flag is released and or the suspension is withdrawn. A refund may not be processed if the registration plates and stickers are not returned to the Administration.