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Aurora, IL Solar Energy: Panel Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Permit required
building permit + plan approval
Inspection
every 5 years, written report
Freestanding height cap
15 feet
Small-lot panel cap
100 sq ft on lots ≤30,000 sf
Abandonment
removal within 90 days if idle 12 mo

Summary

Aurora, Illinois (Kane County) requires a building permit and plan approval before installing any solar energy system, plus a structural inspection every five years to keep it legal.

Approval Process. Alternative energy systems require plan approval and a building permit. Continuous Inspection. A structural inspection shall be completed every five (5) years or upon request of the Zoning Administrator by a certified installer or technician, and submitted in writing to the Zoning Administrator. Failure to comply with this provision will cause the system to be deemed abandoned (refer to subsection (i)(1)c). Abandoned Systems. All systems inactive or inoperable for twelve (12) continuous months shall be deemed abandoned. If the system is deemed abandoned, the owner is required to repair or remove the system from the property at the owner’s expense within ninety (90) days after notice from the City. If the owner fails to remove the alternative energy system, the Zoning Administrator shall enforce this as a violation of this ordinance. Federal Aviation Administration Regulations. All Federal Aviation Administration (FAA) regulations shall be adhered. On-Site Use. Energy produced through any alternative energy system shall be sued on-site, however, any excess energy may be resold to a utility provider only. Utility Provider Notification. Written evidence must be provided at the time a building permit is requested that a utility company has been notified of the customer’s intent to install an alternative energy system. Lighting. The system shall not be illuminated, except as required by the FAA.

Full Breakdown

Solar panels in Aurora, Illinois (Kane County) fall under the zoning code's Alternative Energy Systems rules, Aurora Code of Ordinances § 49-104.4: plan approval and a building permit are required before installation, and a certified installer or technician must file a written structural inspection every five years or the system is deemed abandoned. Freestanding solar arrays are capped at fifteen feet in height and limited to 100 square feet on smaller single-family lots, set back ten feet from interior side and rear lines; building-mounted systems may not extend more than five feet above a pitched roof's peak. The rule applies citywide across Kane, DuPage, Will, and Kendall counties.

Violations & Fines

Zoning Code violation under § 49-902 (misdemeanor, $50-$500 per offense, each day separate) if installed without a permit; a system left inoperable 12 months is deemed abandoned and must be removed within 90 days of notice.

Frequently Asked Questions

Do I need a permit to install solar panels in Aurora, Illinois?
Yes. Aurora Code of Ordinances § 49-104.4 requires plan approval and a building permit before any alternative energy system, including solar panels, is installed.
How often must a solar system be inspected?
Every five years, or whenever the Zoning Administrator requests it; the inspection must be done by a certified installer or technician and reported in writing.

Sources & Official References

Other rules in Aurora

All Aurora rules

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