Pub. L. 88-241, pt. II, tit. 11, ch. 7, subch. I, sec. 11–703
Absence, disability, or disqualification of judges; vacancies; quorum
§ 11–703. Absence, disability, or disqualification of judges; vacancies; quorum (a) When a judge of the District of Columbia Court of Appeals is absent, disabled, or disqualified, or when there is a vacancy in the office of judge of the court, the chief judge may designate and assign any judge of the District of Columbia Court of General Sessions to act temporarily as a judge of the court. (b) When the chief judge of the court is absent, disabled, or disqualified, the judge next in seniority according to the date of his commission shall exercise his powers. (c) Two judges of the court constitute a quorum.