Okla. Stat. tit. 21, § 142.7
The Board may require any claimant to seek or accept any collateral source contribution.
Laws 1981, HB 1118, c. 93, § 7; Amended by Laws 1999, HB 1277, c. 177, § 5, emerg. eff. July 1, 1999 (superseded document available).