D.C. Code § 15-352: Filing and status of foreign judgments.

A copy of any foreign judgment authenticated in accordance with the laws of the District may be filed in the Office of the Clerk of the Superior Court (“Clerk”). A foreign judgment filed with the Clerk shall have the same effect and be subject to the same procedures, defenses, or proceedings for reopening, vacating, or staying as a judgment of the Superior Court and may be enforced or satisfied in the same manner.