Except as hereinafter provided:
   A.   All property shall be hereby governed according to the type of zone in which the same is located, as shown on the zoning maps adopted and made a part hereof, and shall be subject to the regulations hereinafter set forth for such zones, the regulations applying to specific uses and the general regulations hereinafter set forth.
   B.   No building shall be erected and no existing building shall be moved, altered, added to or enlarged nor shall any land, building or premises be used, designed or intended to be used for any purpose or in any manner other than as permitted herein for the zone in which such land, building or premises is located.
   C.   No yard or other open space provided about any building for the purpose of complying with the regulations of this ordinance or amendments thereto shall be considered as providing a yard or open space for any other building or structure.
   D.   No structure shall be erected in a required front yard, side yard or rear yard, except as specifically permitted herein.
   E.   The express renumeration and authorization herein of a particular class of building, structure, premises or use in a zone shall be deemed a prohibition of such building, structure, premises or use in all other zones of more restrictive classification. (Ord. 168)