Okla. Stat. tit. 25, § 1303
It is a discriminatory practice for an employment agency to fail or refuse to refer for employment, or otherwise to discriminate against, an individual because of race, color, religion, sex, national origin, age, or handicap, or to classify or refer for employment an individual on the basis of race, color, religion, sex, national origin, age, or handicap.
Added by Laws 1968, SB 367, c. 388, § 303, emerg. eff. May 17, 1968; Amended by Laws 1985, HB 1081, c. 165, § 4, eff. November 1, 1985.