1.   It shall be the duty of the person designated by the Mayor as Building Official to administer and enforce the regulations contained herein.

2.   No building shall be undertaken without a building permit and without an occupancy permit as required by this section. Application for a building permit shall be accompanied by a lot plat in duplicate, drawn to scale, showing the name of applicant, the actual dimensions of the lot to be built upon as shown by a survey, the size, shape and location of the building to be erected, and such other information as may be necessary for the enforcement of this chapter. A record of applications and lot plats shall be kept in the office of the Building Official.

Subsequent to the effective date of this chapter no change in the use or occupancy of land, or in the use or occupancy of an existing building other than for single-family dwelling purposes, shall be made, nor shall any new building be occupied until a certificate of occupancy has been issued by the Building Official. Such certificate of occupancy shall state that the new occupancy complies with all provisions of this chapter.

No permit for excavation for, or the erection or alteration of, any building, except for farm buildings, shall be issued before application has been made and approved for a certificate of occupancy and compliance, and no such building or premises shall be occupied until such certificate and permit is issued.

A record of all certificates of occupancy shall be kept on file in the office of the Building Official.