(a) Proceedings relating to a child under 18 years of age residing or found in the state are governed by this chapter when the child is alleged to be or may be determined by the court to be a child in need of aid under AS 47.10.011.
(b) In a controversy concerning custody of a child under this chapter, the court may appoint a guardian of the person and property of a child, may appoint an attorney to represent the legal interests of the child, and may order support from either or both parents. Custody of a child may be given to the department and payment of support money to the department may be ordered by a court.