This act shall not apply to custody of an Indian child as defined in Section 4(4) of the Indian Child Welfare Act of 1978, 25 U.S.C. Section 1903(4), as amended, to the extent custody is governed by the Indian Child Welfare Act of 1978, 25 U.S.C. Sections 1901 through 1963, as amended.
Okla. Stat. tit. 43, § 561-103