D.C. Code § 11-2504

The Federal courts in the District of Columbia and the Superior Court may censure, suspend, or expel an attorney from the practice at their respective bars, for a crime involving moral turpitude, or professional misconduct, or conduct prejudicial to the administration of justice. If an attorney is expelled from practice under this section, the court expelling that attorney shall notify the other Federal courts in the District of Columbia and the District of Columbia Court of Appeals of the action taken.