No person may operate, or permit to be operated, a motor vehicle which is equipped with any special device or contrivance, subject to the control of the operator, designed to give off a smoke screen, so-called, or designed to impede or hinder any law enforcement officer, in the discharge of his or her duties. (Added 1971, No. 258 (Adj. Sess.), § 3, eff. March 1, 1973.)