Sec. 545.407.  FOLLOWING OR OBSTRUCTING FIRE APPARATUS OR AMBULANCE.  (a)  An operator, unless on official business, may not follow closer than 500 feet a fire apparatus responding to a fire alarm or drive into or park the vehicle in the block where the fire apparatus has stopped to answer a fire alarm.
(b)  An operator may not:
(1)  follow closer than 500 feet an ambulance that is flashing red lights unless the operator is on official business;  or
(2)  drive or park the vehicle where an ambulance has been summoned for an emergency call in a manner intended to interfere with the arrival or departure of the ambulance.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.