D.C. Mun. Regs. tit. 14, § 4299
4299.1 The provisions of § 3899 of chapter 38 of this title and the definitions set forth in that chapter shall be applicable to this chapter.
4299.2 For the purposes of §§ 4210.45 through 4210.55 of these rules, the following terms shall have the meaning set forth below:
Disabled tenant - a tenant who leases and occupies a rental unit, and who proves to the satisfaction of the Rent Administrator that at the time of approval of a petition for capital improvements pursuant to § 210 of the Act, the tenant has the following:
Elderly tenant - a tenant who leases and occupies a rental unit, and who proves to the satisfaction of the Rent Administrator that at the time of approval of a petition for capital improvements pursuant to § 210 of the Act, the tenant:
SOURCE: Notice of Final Rulemaking published at 45 DCR 684, 694 (February 6, 1998).