D.C. Mun. Regs. tit. 11-H, § 1010
1010.1 In the NMU-4/CC2 zone, the following design requirements shall apply to any building fronting onto Connecticut Avenue, N.W.:
(a) No part of the building, including the penthouse or rooftop structure, shall project above a plane drawn at a forty-five degree (45°) angle from a line located twenty-five feet (25 ft). directly above the rear property;
(b) Vehicle parking, loading and trash collection shall be accessed only from adjacent streets, except Connecticut Avenue, N.W Trash and recycling rooms shall be located internal to the building and located at-grade level of the building; and
(c) Vehicle parking spaces shall be located below or at grade. If at grade, no portion of the parking shall be within twenty feet (20 ft). of the Connecticut Avenue right of way and shall be screened along Connecticut Avenue with designated uses.
SOURCE: Final Rulemaking published at 72 DCR 007328 (June 27, 2025).