No building shall be erected and no existing building shall be moved, altered, added to or enlarged, nor shall any land or building be designed, used or intended to be used, for any purposes or in any manner other than as specified among the uses hereinafter listed as permitted in the zone in which such building or land is located.

No building shall be erected, no existing buildings shall be altered, enlarged or rebuilt, nor shall any open space surrounding any building be encroached upon or reduced in any manner, except in conformity to the yard, lot area and building location regulations hereinafter designated for the zone in which such building or open space is located.

No off-street parking area or loading or unloading area provided to meet the minimum off-street parking, loading or unloading requirements for one use or structure shall be considered as providing off-street parking, loading or unloading area for a use or structure on any other lot, unless specifically permitted elsewhere in this chapter.

No subdivision may be approved unless each lot contained in said subdivision complies with all the requirements of the zone in which said lot is located or unless a variance has been granted therefrom.

No use shall be considered a permitted use or a conditional use in a zone district unless included as such in the particular zone district.