A. A child custody proceeding that pertains to an Indian child as defined in the Indian child welfare act (25 United States Code § 1903) is not subject to this chapter to the extent that it is governed by the Indian child welfare act.

B. A court of this state shall treat a tribe as if it were a state of the United States for the purpose of applying this article and article 2 of this chapter.

C. A child custody determination made by a tribe under factual circumstances in substantial conformity with the jurisdictional standards of this chapter must be recognized and enforced under article 3 of this chapter.