D.C. Code § 46-352.02: Duration of personal jurisdiction.

Personal jurisdiction acquired by a tribunal of the District in a proceeding under this chapter or other law of the District relating to a support order continues as long as a tribunal of the District has continuing, exclusive jurisdiction to modify its order or continuing jurisdiction to enforce its order as provided by §§ 46-352.05, 46-352.06, and 46-352.11.