Indian Child's Tribe Law and Legal Definition

According to 25 USCS § 1903 [Title 25. Indians, chapter 21. Indian Child Welfare] the term, "Indian child's tribe" means '(a) the Indian tribe in which an Indian child is a member or eligible for membership or (b), in the case of an Indian child who is a member of or eligible for membership in more than one tribe, the Indian tribe with which the Indian child has the more significant contacts."