D.C. Code § 16-3501: Persons against whom issued; civil action.

A quo warranto may be issued from the United States District Court for the District of Columbia in the name of the United States against a person who within the District of Columbia usurps, intrudes into, or unlawfully holds or exercises, a franchise conferred by the United States or a public office of the United States, civil or military. The proceedings shall be deemed a civil action.