SB 897 - This act prohibits law enforcement agencies from establishing roadside checkpoint or road block patterns based upon a particular vehicle type, including the establishment of motorcycle-only checkpoints. Law enforcement agencies may establish roadside checkpoint patterns that only stop and check commercial motor vehicles. The provisions of the act shall not be construed to restrict any other type of checkpoint or road block which is lawful and is established and operated in accordance with the provisions of the United States Constitution and the Constitution of Missouri. STEPHEN WITTE