Town of Sun Prairie
5556 Twin Lane Road
Marshall, WI 53559
United States of America

Building Inspector: Chris Butschke (608-576-6371)
Office Hours: Monday, 9:00 AM to 10 AM

Phone during Office Hours: 837-6688
Phone all other times: 1-800-422-5220
Inspection request number: 1-800-422-5220

Independent Inspections, Ltd. website

Note! Download the Building Permit Fee Schedule PDF HERE

and the Building Permit Information PDF HERE

and the Building Permit Application PDF HERE

View the Design Review Ordinance HERE

Prior to applying for a Building Permit in the Town of Sun Prairie you will need to have a zoning permit issued by Dane County Zoning, phone 266-4266. New structures, additions, accessory buildings, garages, pole sheds etc. need a zoning permit. This includes decks and porches. Basically anything which extends the footprint of a structure needs a zoning permit.

New agricultural structures on a farm need to have a site permit, electrical, heating and plumbing permit. Farm is defined as 35 acres or more. New houses, additions and garages on a farm would require a zoning permit and local building permit.

Information Needed for New Residential Construction

  • Copy of Driveway Access Permit
  • Copy of Zoning Permit issued by Dane County Zoning
  • Plot Plan, drawn to scale, showing the lot lines, dimensions and location of all existing and proposed buildings, septic, well, etc. (2 copies)
  • 2 Sets of House Plans showing elevations, foundation, floor plan, cross section
  • Building Permit Application, including plumbing, electrical, and HVAC permits
  • Erosion Control Plan
  • Heat Loss Worksheet

Information Needed for Additions, Garages, and Sheds

  • Copy of Zoning permit issued by Dane County Zoning
  • Copy of Driveway Access Permit (if required)
  • 2 Sets of plans (floor plan, cross section)
  • Plot Plan, drawn to scale, showing the lot lines, dimensions and location of all existing and proposed buildings, septic, well, etc. (2 copies)
  • Building Permit Application, including plumbing, electrical, and HVAC permits

Getting Inspections

All inspections are handled through Independent Inspections. Call 1-800-422-5220.

Information needed: Permit number, address, contractor’s name, type of inspection.
(Note: Please have all the information ready before calling.)

Required Inspections

Building Plumbing

  • footings (before pouring) underfloor plumbing
  • foundation (before backfill) rough plumbing
  • drain tile and subfloor (all plumbing shall be tested)
  • rough frame

Electrical Heating/Air

  • temporary service (if applicable) rough ductwork
  • service panel
  • rough electrical

Final Inspection

  • All disciplines shall be inspected. Furnace and water shall be functioning. Ground must be rough graded