D.C. Mun. Regs. tit. 14, § 3909
3909.1 The Rent Administrator may consolidate two (2) or more petitions where they contain identical or similar issues or where they involve the same rental unit or housing accommodation.
3909.2 The Rent Administrator may consolidate petitions on the motion of a party to a petition, if consolidation would expedite the processing of the petition and would not adversely affect the interests of the parties.
SOURCE: Notice of Final Rulemaking published at 33 DCR 1336, 1355-56 (March 7, 1986); as amended by Final Rulemaking published at 68 DCR 012634 (December 3, 2021).