Part A. Registration for Enforcement of Support Order. § 46–356.01. Registration of order for enforcement. § 46–356.02. Procedure to register order for enforcement. § 46–356.03. Effect of registration for enforcement. § 46–356.04. Choice of law. § 46–356.05. Notice of registration of order. § 46–356.06. Procedure to contest validity or enforcement of registered support order. § 46–356.07. Contest of registration or enforcement. § 46–356.08. Confirmed order. § 46–356.09. Procedure to register child-support order of another state for modification. § 46–356.10. Effect of registration for modification. § 46–356.11. Modification of child-support order of another state. § 46–356.12. Recognition of order modified in another state. § 46–356.13. Jurisdiction to modify child-support order of another state when individual parties reside in the District. § 46–356.14. Notice to issuing tribunal of modification.