D.C. Mun. Regs. tit. 31, § 2114
2114.1 A respondent or appellant may file a motion to dismiss at any time.
2114.2 Parties may file a joint motion to dismiss, with or without prejudice, at any time.
2114.3 If a respondent or appellant fails to comply with a hearing examiner’s order or with the requirements of this chapter, or fails to prosecute, the hearing examiner may dismiss the matter sua sponte or upon motion.
2114.4 A dismissal shall be without prejudice, unless the hearing examiner orders otherwise.
2114.5 Each motion to dismiss shall be in writing unless made orally at a hearing.
2114.6 Each motion to dismiss shall state the reasons for dismissal and include supporting documentation.
SOURCE: Final Rulemaking published at 64 DCR 7895 (August 11, 2017).