Madison deck permit
Madison Building Inspection says you need a permit to build a deck. The fee for most decks under 250 square feet is $75, and staff can approve plans and issue the permit on the spot when the design meets code. You must call for an inspection after the footing holes are dug and before the footings go in. Swapping deck boards needs no permit if the cost is under $500.
Sources: City of Madison Development Services Center, Decks · Wisconsin Uniform Dwelling Code, SPS 325 Appendix B. Checked November 9, 2026. Confirm current requirements with your building inspector.
Deck Repair in Madison
Madison draws a clear line here. Deck boards can be replaced without a permit if the cost is under $500. Replacing stairs, joists, beams, columns or guardrails needs a permit or a check with Building Inspection staff. Madison also lets owners apply online for a repair permit to replace surface boards, handrails or guardrails.
Describe what is loose or soft and send photos; do not test a deck that feels unsafe.
Sources: Wisconsin Uniform Dwelling Code, SPS 325 Appendix B. Checked November 9, 2026. Confirm current requirements with your building inspector.
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FAQ
Is a permit needed for deck repair in Madison?
Madison Building Inspection says you need a permit to build a deck. The fee for most decks under 250 square feet is $75, and staff can approve plans and issue the permit on the spot when the design meets code. You must call for an inspection after the footing holes are dug and before the footings go in. Swapping deck boards needs no permit if the cost is under $500.
What is a typical price?
Angi lists typical deck repair at $800 to $3,500 nationally. That is a published estimate, not a quote.
Who does the work?
An independent builder you hire directly. This is a Madison-area referral site, so we pass your request along; we do not build, price or guarantee anything.