D.C. Mun. Regs. tit. 7, § 1506
1506.1 Upon the motion of any Board member, duly seconded and approved by a majority of the Board, the Chairman shall nominate members and the Chair of a special Committee for the consideration of issues specified in the motion.
1506.2 Every motion to create a special committee shall specify the scope of the Committee's responsibility and authority, the number of members to be appointed to the Committee, and the term for which the Committee shall serve. Unless specifically approved by the Board, no special committee shall have more than five (5) members.
1506.3 Special Committees shall remain in being for no more than one (1) year, unless an extension for a time certain is approved by the Board.
1506.4 Vacancies in the membership of a special Committee during its term shall be filled by the Chair of the special Committee.
SOURCE: Notice of Final Rulemaking published at 49 DCR 10801 (November 29, 2002).