Any building, structure or land shall hereafter be used, possessed or occupied and any building, structure or part thereof shall hereafter be constructed, erected, reconstructed, moved or altered only in accordance with the provisions of this Code and other applicable City ordinances and regulations. The requirements of this Code apply to the property owner(s), the person(s) undertaking a development, the user(s) of a building, structure or development, and to their successors in interest.