D.C. Mun. Regs. tit. 11, r. 11-1001
A chancery shall be a permitted use in a D Overlay District, subject to disapproval by the Board of Zoning Adjustment, based on the criteria in this section.
The Board shall consider the international obligation of the United States to facilitate the provision of adequate and secure facilities for foreign missions in the Nation's Capital.
The Board shall consider historic preservation, as determined by the Board in carrying out this section.
To ensure compatibility with historic landmarks and historic districts, substantial compliance with District of Columbia and federal regulations governing historic preservation shall be required with respect to new construction and to demolition of or alteration to historic landmarks.
The Board shall consider the adequacy of off-street or other parking, and the extent to which the area will be served by public transportation to reduce parking requirements, subject to any special security requirements that may be determined by the United States Secretary of State, after consultation with federal agencies authorized to perform protective services.
The Board shall consider the extent to which the area is capable of being adequately protected, as determined by the Secretary of State, after consultation with federal agencies authorized to perform protective services.
The Board shall consider the municipal interest, as determined by the Mayor.
The Board shall consider the federal interest, as determined by the Secretary of State.
D.C. Mun. Regs. tit. 11, r. 11-1001