D.C. Mun. Regs. tit. 19, r. 19-901
The officers of the Board shall consist of a President, a Vice-President, and a Director, who shall also act exofficio as Secretary and Treasurer of the Board.
At the Annual Meeting, the Board shall elect by secret ballot from their own members a President and a Vice-President, who shall hold their offices for one year or until their successors are elected. All members of the Board, including outgoing officers, are eligible for election without any nominating procedures.
In case of need, such as absence or disability of both the President and Vice- President of the Board, the Board member with the most years of service on the Board (the Senior Board Member) shall act as Presiding Officer at Board meetings. The name of the Senior Board Member who may serve as Presiding Officer in case of need shall be announced by the President-Elect of the Board at the Annual Meeting, and by the President of the Board whenever there is a change in the Board member with the most years of service on the Board.
D.C. Mun. Regs. tit. 19, r. 19-901