All departments, officials and public employees of this jurisdiction which are vested with the duty or authority to issue permits or licenses shall conform to the provisions of this chapter. They shall issue permits for uses, buildings or purposes only when they are in harmony with the provisions of this chapter.

Any such permit, if issued in conflict with the provisions of this chapter, shall be null and void.

Any person, firm or corporation, whether as principal, agent, employed or otherwise violating, causing or permitting the violation of any of the provisions of this chapter shall be guilty of a class 3 misdemeanor. Such person, firm or corporation shall be deemed to be guilty of a separate offense for each and everyday during which any violation of any portion of this chapter is committed, continued or permitted by such persons, firm or corporation and shall be punishable as herein provided.