Okla. Stat. tit. 40, § 2-406A
An employee discharged on the basis of a refusal to undergo drug or alcohol testing or a confirmed positive drug or alcohol test conducted in accordance with the provisions of the Standards for Workplace Drug and Alcohol Testing Act shall be considered to have been discharged for misconduct and shall be disqualified for benefits pursuant to the provisions of Section 2-406 of Title 40 of the Oklahoma Statutes.
Laws 1993, SB 143, c. 355, § 16, emerg. eff. June 10, 1993.