No operator of a motor vehicle, other than one on official business relating to the suppression of fire or the handling of an emergency, shall follow any fire apparatus traveling to an emergency closer than 500 feet, or in a manner to interfere with the suppression of a fire or the handling of the emergency, or so as to endanger the life of any occupant of the fire apparatus, or thereafter park his or her vehicle so as to interfere with the suppression of a fire or the handling of the emergency. (Added 1971, No. 258 (Adj. Sess.), § 3, eff. March 1, 1973.)