Complete guide to building permit requirements in Chicago, IL. Find permit rules, costs, and how to apply for sheds, decks, fences, roofs, HVAC, electrical, pools, solar, and more.
Chicago Department of Buildings handles all building permits in Chicago.
Select your project type to get Chicago-specific requirements, costs, and how to apply:
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Get 3 Free Contractor Quotes →Building permits in Chicago are issued by the Chicago Department of Buildings. Requirements, fees, and processing times vary by project type. Always verify current requirements with the building department before starting any project.
Most residential projects in Chicago that involve structural changes, electrical work, plumbing, HVAC, or projects over a certain size require a permit. Small cosmetic work typically does not.
Licensed local contractors know your area's permit requirements and handle the paperwork for you. Get free quotes in minutes.
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