1.

No building shall be erected, reconstructed or structurally altered, nor shall any building or land be used which does not comply with the regulations for the district in which such building or land is located.

2.

No building shall be erected, reconstructed or structurally altered to exceed the height or bulk limits herein established for the district in which such building is located.

3.

The minimum spaces around a main building as provided for in the ordinance shall not be encroached upon or be considered as open space for any other building.