O.C.G.A. § 36-13-1: Creation, adoption, amendment, and repeal of codes.

The county governing authority in this state is authorized to make, adopt, amend, and repeal building, housing, electrical, plumbing, gas, and other similar codes relating to the construction, livability, sanitation, erection, equipment, alteration, repair, occupancy, or removal of buildings and structures located outside of the corporate limits of any municipality in the county.