Okla. Stat. tit. 62 § 365.1
It is hereby provided that courts of record shall have exclusive jurisdiction in all actions for money judgment or for establishing any indebtedness against any county which, in counties with a population in excess of six hundred thousand (600,000) persons, hereby includes a jail trust created in Title 60 of the Oklahoma Statutes whose sole beneficiary is the county, if approved by the board of county commissioners, city, town, board of education, school district or other municipal subdivisions of the State of Oklahoma. The administrative law judges and the administrative agency designated by the State Legislature to administer workers' compensation laws of this state shall have exclusive jurisdiction, absent an appeal, in all workers' compensation actions against any county, city, town, board of education, school district or other municipal subdivisions of this state.
Okla. Stat. tit. 62, § 365.1