The approving authority or City Council, on appeal, shall refuse approval of any development permit application not in conformity herewith, and subject to the provisions of state law. All officials, departments, officers, and employees of the city vested with the authority to issue permits or certificates shall not issue any such permits or certificates which conflict with any provisions of this chapter, or which purport to authorize or permit the development of any land where compliance with all applicable provisions of this chapter have not been met. Any such permit or authorization which may be issued in conflict herewith shall be void and of no force or effect. Other than as above set forth, the Planning Director or his designee shall be the official responsible for the enforcement of this chapter.