(a) The commissioner of this state on the Vehicle Equipment Safety Commission shall be the Commissioner of Motor Vehicles who shall serve during his or her continuance as commissioner.
(b)
(1) The commissioner of this state appointed pursuant to this section may designate an alternate from among the officers and employees of his or her agency to serve in his or her place and stead on the Vehicle Equipment Safety Commission.
(2) Subject to the provisions of the Vehicle Equipment Safety Compact and bylaws of the Vehicle Equipment Safety Commission, the authority and responsibilities of the alternate shall be as determined by the commissioner designating the alternate.