The number plates authorized by § 32-5-82 may must have impressed thereon, in addition to the words and numerals set forth in § 32-5-84, the motto of this state, Under God the People Rule, and a replica of the Mount Rushmore National Memorial sculptured figures; provided, that such the replica can be reproduced on a motor vehicle license plate so as to be easily discernible, and shall be is satisfactory as to the cost and feasibility thereof to the Governor, secretary of revenue, and warden of the state penitentiary. Any change to the number plate design must be implemented during the next license plate reissue under § 32-5-83.