Solar Panels Permit in Cook County, Illinois
- Permit Required
- Unknown
- Authority
- Cook County
- Maximum Height
- 15 ft
- Setback
- 10 ft
- Last Verified
- 2026-09-29
What the official source says
“The maximum height above grade of any ground installation is 15'.”
cookcountyil.gov
“A 10' setback from the house is required and the array must not block any entrances or egress areas of any building.”
cookcountyil.gov
Verify before you build — primary source for this page: https://www.cookcountyil.gov/sites/g/files/ywwepo161/files/service/residential-pv-and-thermal-system-requirements.pdf
Size / Height Limits
Maximum height without a permit: 15 ft.
Setbacks
Minimum setback: 10 ft.
How to apply
- Confirm the rules for your address with Cook County — the official sources on this page are the place to start.
- Prepare a simple site plan or drawing showing where the solar panels work goes and its size.
- Submit the application and pay the permit fee.
- Schedule the required inspections and keep the approved permit on site.
More detail: our solar panels permit guide.
Building Department
Cook County
Official Sources
FAQ
Is there a size or height limit before a solar panels permit is needed in Cook County?
The verified threshold is 15 ft in height.
Where do I apply for a solar panels permit in Cook County?
Applications go to Cook County.