325.04  Commissioner on motor equipment safety; executive director of Department of Highway Safety and Motor Vehicles.--The commissioner of this state on the Vehicle Equipment Safety Commission shall be the executive director of the Department of Highway Safety and Motor Vehicles, who shall serve during his or her continuance as such executive director. The commissioner may designate a duly authorized representative 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. Subject to the provisions of the compact and bylaws of the Vehicle Equipment Safety Commission, the authority and responsibilities of such representative shall be as determined by the commissioner designating such representative.