Okla. Stat. tit. 18, § 441-1301
A member may maintain a derivative action to enforce a right of a limited cooperative association if:
(2) Any of the following occur:
(D) the association agrees to bring an action demanded and fails to bring the action within a reasonable time.
Historical Data Laws 2009, HB 2148, c. 68, § 117, eff. January 1, 2010.