and meets the income requirements set forth in section 1.7 of this chapter is entitled to assistance under TANF only if the dependent child and any children of the dependent child reside with a parent, a legal guardian, or an adult relative other than a parent or legal guardian of the dependent child. A legal guardian or an adult relative not listed in section 1(a)(2)(A) of this chapter must have custody of the child under a court order.
The parent of a dependent child described in subdivision (1) or (2) is financially responsible for the care of a child of the dependent child until the dependent child becomes eighteen (18) years of age.
IC 12-14-1-1.5