Okla. Stat. tit. 43, § 112.4
A stepparent is not required to maintain his or her spouse’s children from a prior relationship.
R.L. 1910, § 4378; Amended by Laws 2009, HB 2028, c. 233, § 1, emerg. eff. May 21, 2009 (superseded document available); Renumbered from 10 O.S. § 15 by Laws 2009, HB 2028, c. 233, § 200, emerg. eff. May 21, 2009.