Okla. Stat. tit. 19, § 215.8
The district attorney shall be ineligible to be a candidate for any office which has a term any portion of which is the same as the term for which he was elected.
Laws 1965, HB 801, c. 256, § 8; Amended by Laws 1974, SB 415, c. 153, § 17-107, eff. January 1, 1975.