D.C. Mun. Regs. tit. 15, § 2821
2821.1 Whenever compliance with any requirement of this Chapter would result in unreasonable hardship upon or excessive expense to a party or parties subject to the rules of this Chapter, the Commission may, upon application and for good cause shown, waive or modify the requirements of this Chapter.
SOURCE: Notice of Final Rulemaking published at 50 DCR 8198 (October 3, 2003).