D.C. Mun. Regs. tit. 11-F, § 400
400.1 The base zone development standards in Subtitle F, Chapter 2 shall apply to the RA-2/CAP zone except as specifically modified by this chapter. In the event of a conflict between the provisions of this chapter and other regulations of this title, the provisions of this chapter shall control.
400.2 In addition to the purposes of the RA-2 zone, the purposes of the Capitol Interest Residential Apartment (RA-2/CAP) zone are to:
(a) Promote and protect the public health, safety, and general welfare of the U.S. Capitol precinct and the area adjacent to this jurisdiction, in a manner consistent with the goals and mandates of the United States Congress in Title V of the Legislative Branch Appropriation Act, 1976 (Master Plan for Future Development of the Capitol Grounds and Related Areas), approved July 25, 1975 (Pub. L. No. 94-59, 89 Stat. 288), and in accordance with the plan submitted to the Congress pursuant to the Act;
(b) Reflect the importance of and provide sufficient controls for the area adjacent to the U.S. Capitol;
(c) Provide particular controls for properties adjacent to the U.S. Capitol precinct and the area adjacent to this jurisdiction having a well-recognized general public interest; and
(d) Restrict some of the permitted uses to reduce the possibility of harming the U.S. Capitol precinct and the area adjacent to this jurisdiction.
SOURCE: Final Rulemaking published at 63 DCR 2447, 2915 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023).