All territory hereafter annexed to the City shall be classified as R-1 Single-Family Dwelling District until permanently zoned by the Governing Body of the City. The City Planning and Zoning Commission shall, as soon as practicable after the annexation of any territory to the City, institute proceedings on its motion to give the newly annexed territory permanent zoning, and the procedure to be followed shall be the same as is provided by law for the adoption of original zoning regulations, except as hereinafter provided:
A. No building shall be erected, converted, enlarged, reconstructed or structurally altered to exceed the height limit herein established for the district in which the building is situated.
B. No building shall be erected, converted, enlarged, reconstructed or structurally altered, except in conformity with the area and parking regulations of the district in which the building is situated.
C. The minimum yards and other open spaces, including lot area per family, required by this title for each and every building existing at the effective date hereof or for any building thereafter erected shall not encroach upon or be considered as yard or open space requirements for any other building nor shall any lot area be reduced to an area less than the district requirements of this title.
D. Every building hereinafter erected or structurally altered shall be on a "lot" as herein defined, and in no case shall there be more than one (1) main building on one (1) lot, except as otherwise provided by this title. (Ord. 95-04-04, 4-4-1995)