D.C. Mun. Regs. tit. 14, § 3823
3823.1 Any party adversely affected by a decision of the Commission issued to dispose of the appeal may file a motion for reconsideration or modification with the Commission within ten (10) days of receipt of the decision; provided, that an order issued on reconsideration is not subject to reconsideration.
3823.2 The motion for reconsideration or modification shall set forth the specific grounds on which the applicant considers the decision and order to be erroneous or unlawful.
3823.3 Within fifteen (15) days of filing of the motion, the Commission shall grant the motion, deny the motion or enlarge the time for later disposition of the motion.
3823.4 Notwithstanding § 3814.6, motions for reconsideration or modification filed pursuant to this section shall be decided by at least two (2) members of the Commission.
3823.5 Failure of the Commission to act pursuant to § 3823.3 shall constitute a denial of the motion for reconsideration or modification.
3823.6 The filing of a motion for reconsideration or modification shall act as a stay upon the effectiveness of the Commission's order until such time as the motion is ruled upon by the Commission, or denied pursuant to § 3823.5.
SOURCE: Notice of Final Rulemaking published at 33 DCR 1336, 1350 (March 7, 1986).