Building Safety in Sun Prairie, WI (2026)
3 verified building safety rules for Sun Prairie, Wisconsin, sourced directly from the municipal code and official government pages.
Verified from official government sources
Building Permits
Sun Prairie requires a building permit from the city building inspector before any building, heating, ventilating, plumbing, electrical or gas installation work, including new construction, remodeling or additions. General permits lapse if work has not started within six months or finished within one year; one- and two-family dwelling permits stay valid for 24 months.
Sun Prairie Building Permit Requirements
Some RestrictionsSun Prairie Code of Ordinances § 15.04.020(A)(1), (J)(1)-(2)
No person shall perform or authorize the performance within the city of building, heating, ventilating, air conditioning, plumbing, electrical or gas installation work, whether initial or new construction or remodeling, alteration, additions or replacement, unless the required permit or license therefore is obtained under the licenses described in this chapter shall be issued by the building in...
Electrical Permits
Sun Prairie adopts the Wisconsin State Electrical Code, Wis. Adm. Code SPS 316, and requires a permit from the city electrical inspector before any new wiring or building alteration involving electrical work, issued only to a licensed electrician or, for a single-family home, an owner who proves competence.
Sun Prairie Electrical Permit Requirements
Some RestrictionsSun Prairie Code of Ordinances §§ 15.08.010(A), 15.08.050(A)
Wis. Adm. Code SPS 316 is adopted by reference and made a part of this chapter and shall apply to all electrical installed, altered or repaired in the city. ... Except as hereinafter provided, no electrical wiring in new construction or building alterations shall be done in the city without a permit therefor from the electrical inspector. No permit shall be issued unless satisfactory proof is f...
Plumbing Permits
Sun Prairie adopts the Wisconsin State Plumbing Code and Chapter 145, Wisconsin Statutes, and requires a permit from the city building inspector before any plumbing is installed, altered or repaired, issued only to a licensed master plumber except for an owner-occupied single-family home.
Sun Prairie Plumbing Permit Requirements
Some RestrictionsSun Prairie Code of Ordinances §§ 15.12.010(A), 15.12.040(A)
The provisions and regulations of Chapter 145, Wisconsin Statutes, and Wisconsin Administrative Code Chapters SPS 381 through 391 are made a part of this chapter by reference and shall extend over and govern the installation of all plumbing installed, altered or repaired in the city. ... No plumbing shall be installed in the city without first filing an application, with accompanying fee as pro...
Looking for Dane County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Sun Prairie city rules.
Building Safety in Dane County →