Okla. Stat. tit. 62, § 80

It shall be the duty of the State Treasurer and he is hereby empowered to institute in the name of the state the necessary suits, actions and proceedings to enforce the provisions of this act, and in the event of the neglect, failure or refusal of the State Treasurer to bring such suits, actions and proceedings, then the same may be instituted and maintained on the relation of any citizen of the state.