Building Permits in Bristol, WI

WI, small at-grade concrete slabs (patios, walkways, generator pads, AC condenser pads) under approximately 200 sq ft generally do not require a UDC building permit per SPS 320.07. Larger slabs intended as a future structure foundation, or supporting a garage / shed / addition, require frost-depth footings 42 inches per SPS 321.16 and a UDC permit from the Village of Bristol via InspectWiz.

WI, residential fences typically do not require a building permit under the Wisconsin UDC. The Village of Bristol regulates fence height, location, and sight-line triangles through local zoning. Backyard fences 6 feet or under and front yard fences 4 feet or under are commonly allowed without a permit; verify exact limits with Village of Bristol at 262-857-2368 before installing, especially near street corners.

WI, an at-grade patio (paver, concrete, or flagstone) is generally exempt from a UDC building permit per SPS 320.07 because it is not a structure under the dwelling code. Zoning setbacks still apply, verify with Village of Bristol at 262-857-2368.

WI, retaining walls 4 feet or less in height (measured from grade to top of wall) are generally exempt from a UDC building permit per SPS 320.07 (UDC follows IRC R105.2 minor-work exemptions). Walls over 4 feet, or any wall that supports a surcharge load (driveway, structure), require a UDC building permit from the Village of Bristol via InspectWiz with engineered plans.

WI, reroofing with the same material on an existing 1- or 2-family dwelling is generally exempt from a UDC building permit per SPS 320.07 (UDC follows IRC R105.2 ordinary repair exemptions). Structural changes to the roof (new dormers, raised ridge, changes to truss/rafter system) require a building permit from the Village via InspectWiz. WI UDC limits roofing to two layers of asphalt shingles per IRC R908.3.1; a third layer requires full tear-off.