Conformity of Proposed Structures, Buildings, and/or Land. From and after the effective date of this chapter, any proposed structure, building, or portion thereof shall not be erected, constructed, or placed and any proposed structure, building, land, and/or premises shall not be used or occupied so as to produce greater heights, smaller yards, or less unoccupied area or greater occupancy than prescribed for such structure, building, land, and/or premises in the zoning district in which it is located or intended to be located or except in conformity with the regulations herein specified in the zoning district, as shown on the Zoning Map, in which it is located or intended to be located.