A.   Use of premises and all buildings in the jurisdictional area shall be in accordance with the minimum standards hereinafter established.
   B.   Yards, parking spaces, or lot area required for one building cannot be used for another building, nor can the size of a lot be reduced below the requirements of this chapter.
   C.   Every building hereinafter erected shall be located on a separate zoned "lot" as herein defined; and, except as herein provided, there shall be no more than one principal building on one lot. (Ord., 9-3-1974; amd. 1984 Code)