Every building hereafter erected or structurally altered to provide dwelling units shall be located on a lot, and in no case shall there be more than one (1) such building on one (1) lot, unless otherwise provided in this Zoning Code. No lot may contain more than one (1) principal building, structure or use, excepting groups of multiple-family dwellings, site condominiums as approved under the provisions of this Zoning Code, or retail business buildings or other groups of buildings the Building Superintendent deems to be a principal use collectively.
(Res. 98-340A. Passed 9-21-98.)