Okla. Stat. tit. 57, § 566.5
In a legal proceeding filed by an inmate against any person or the state, full exhaustion of all administrative and statutory remedies is a jurisdictional requirement and must be completed prior to the filing of any pleadings.
Added by Laws 2004, SB 1397, c. 168, § 13, emerg. eff. April 27, 2004.