Okla. Stat. tit. 25, § 1506.4
Relief granted pursuant to Section 1506.3 of this title does not affect a contract, sale, encumbrance, or lease that:
Laws 1991, SB 204, c. 177, § 27; Amended by Laws 2013, SB 396, c. 214, § 21, emerg. eff. May 7, 2013 (superseded document available).