This overlay district is designed to encourage the protection, stabilization, rehabilitation and restoration of the City's identified neighborhoods of historic, architectural, social, or visual significance and the individual landmarks, landmark sites, and historic features located therein in order to safeguard the City's historic and cultural heritage as embodied and reflected in such designated historic districts. The requirements of this overlay district are in addition to the requirements contained in the basic, underlying zoning districts.
(Code 1991, § 12-370)