C.R.S. § 19-1.2-117: Determination of domicile and residence - tribal court jurisdiction.

(1) In a child custody proceeding involving an Indian child, the court shall determine and issue an order regarding the Indian child's domicile or residence and whether the Indian child is under a tribal court's jurisdiction.

(2) The petitioning or filing party shall coordinate with the Indian child's tribe as necessary to assist the court in making a determination pursuant to this section. If it is unclear which tribe is the Indian child's tribe, the petitioning or filing party shall coordinate with each tribe with which there is reason to know that the Indian child may be a member or eligible for membership to assist the court in making the determination.