§ 46–353.03. Application of law of the District.
Except as otherwise provided in this chapter, a responding tribunal of the District shall:
(1) Apply the procedural and substantive law generally applicable to similar proceedings originating in the District and may exercise all powers and provide all remedies available in those proceedings; and
(2) Determine the duty of support and the amount payable in accordance with the law and support guidelines of the District.