It shall be the duty of the Director of Economic Development and Planning to administer and cause the enforcement of this chapter in accordance with its administrative provisions.

The Director of Economic Development and Planning shall keep records of all applications for zoning certificates, conditional uses, amendments to the zoning text and Zoning Map, and all actions taken on them by the Planning Commission and the Mayor and City Council, together with any conditions imposed by the Planning Commission, the Mayor and City Council or the Board of Appeals.

No building permit or use and occupancy permit shall be issued unless such permit has attached to it or included in it a certification of compliance with this chapter executed by the Director of Economic Development and Planning or the Director's designee.

It shall be unlawful to use any land, building, structure or premises in any manner which does not conform with the provisions of this chapter. It shall be unlawful to locate, erect, construct, reconstruct, extend, enlarge, convert or alter any building or part thereof or other structure in any manner which does not conform with the provisions of this chapter.

Any person convicted of committing any unlawful act as provided in this chapter shall be guilty of a misdemeanor. If any unlawful act is continuing, then each day during which such violation continues shall be considered a separate offense. In addition to any criminal penalty which may be imposed, all the provisions of this chapter may be enforced by petition for injunction filed on behalf of the Mayor and City Council of Havre de Grace.