Requirements. No building, structure, or sign shall be erected, constructed, assembled, extended, reconstructed, replaced, demolished, converted, moved, added to or structurally altered, nor shall land, buildings and structures be put to any use or have the use for which they are used changed, without a permit therefor issued by the Zoning Officer. No such permit shall be issued unless there is conformity with the provisions of this chapter, except upon written order from the Zoning Hearing Board in the form of a variance or upon order from any court of competent jurisdiction.