D.C. Code § 11-1502

Subject to mandatory retirement at age 74 and to the provisions of subchapters II and III of this chapter, a judge of a District of Columbia court appointed on or after the date of enactment of the District of Columbia Court Reorganization Act of 1970 shall serve for a term of fifteen years, and upon completion of such term, such judge shall continue to serve until the judge’s successor is appointed and qualifies.