No development activities shall commence, nor shall any building or structure be erected, moved, added to or structurally altered or changed in use, nor shall any land area or part thereof be changed in use without a zoning permit therefor issued by the Code Enforcement Officer. No zoning permit shall be issued by the Code Enforcement Officer except in conformity with the provisions of this chapter, unless he receives a written order from the Zoning Board of Appeals in the form of an administrative review or variance as provided by this chapter.