District of Columbia Code
Part A - Registration for Enforcement of Support Order
§ 46–356.08. Confirmed order

Confirmation of a registered support order, whether by operation of law or after notice and hearing, precludes further contest of the order with respect to any matter that could have been asserted at the time of registration.
(Feb. 27, 2016, D.C. Law 21-73, § 608, 63 DCR 222.)