HB 664 -- Cellular Telephone Use While Driving Sponsor: Dempsey This bill prohibits the operation of a motor vehicle on public property while using a cellular telephone unless it is specifically designed and configured to allow hands-free listening and talking and is being used in that manner or the motor vehicle is stationary. Any person using a cellular telephone for emergency purposes; an emergency services professional using a cellular telephone in the scope of his or her duties; or a person using a digital two-way radio and is driving a commercial vehicle, excluding pick-up trucks, wreckers, or tow trucks will be exempt from the provisions of the bill. Any violation will be an infraction punishable by a $20 fine for a first offense and a $50 fine for a second offense.Copyright (c) Missouri House of Representatives