1. A. On each side of every state-owned automobile shall be painted the words "State of Oklahoma" in conspicuous letters at least three (3) inches in height and the name of the department or institution by which said automobile is used in conspicuous letters at least two (2) inches in height, except that vehicles used regularly as patrol units shall be distinctively painted black and white and shall bear the wording "Oklahoma Highway Patrol" on each side of the vehicle in letters of such size as to be easily distinguishable, it being the purpose and intention of the Legislature that said patrol units shall be marked in the future in the same manner as those now in use. The Commissioner of Public Safety is hereby authorized to designate colors and markings, in lieu of those authorized by the provisions of this section, for patrol units used for patrol purposes and for selective traffic law enforcement.
2. B. Vehicles purchased by the Oklahoma State Bureau of Narcotics and Dangerous Drugs Control for use in undercover investigations and vehicles purchased by the Oklahoma State Bureau of Investigation shall not be subject to the provisions of this section.

Laws 1923-24, SB 176, c. 86, p. 103, § 1, emerg. eff March 25, 1924; Amended by Laws 1949, SB 264, p. 336, § 1, emerg. eff. June 3, 1949; Amended by Laws 1980, SB 527, c. 57, § 1, emerg. eff. April 3, 1980; Amended by Laws 1984, HB 1535, c. 240, § 5, emerg. eff. July 1, 1984.