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A building permit is also required for existing structures where the work to be done is regulated by a code. For example, any changes or replacement of water or gas piping, wiring, heating and central air conditioning systems, or water heaters require a permit. Work that affects the structure of any wall, door or window opening, roof element, etc., as well as replacement of windows, doors and permanent exterior coverings such as roofing and siding requires a permit
If you have any questions about whether a permit is required, please call the Building Division at (630) 262-0280.
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Obtaining the permit is just the first step toward completing your project. During this step, you may need to submit plans to the department, provide copies of your plat of survey showing proposed improvements, and the type of construction you will be doing. Please check the appropriate information above to help you through this process.
Once plans are approved the permit is issued and you will be required to build the project according to the approved plans. If any changes are made to the plans, they must be approved by the Division before the work is performed.
Obtaining a permit and passing inspections ensure that the work complies with applicable codes. If you plan to sell your home or building, the Division maintains a permit and inspection record for your property. Prospective buyers will be able to review the permit issuance and inspection records.
For demolition permits, please contact our office.