Okla. Stat. tit. 47, § 6-122
The Department of Public Safety shall develop procedures whereby licenses issued under the provisions of Section 47-6-101 et seq. of this title may be renewed by mail and a picture may be used for a period of at least four (4) years.
Laws 1975, HB 1060, c. 359, § 3, eff. January 1, 1977; Amended by Laws 1992, HB 2431, c. 217, § 8, emerg. eff. July 1, 1992.