Solar Energy in St. Clair County, IL (2026)
1 rule for unincorporated St. Clair County, Illinois.
Verified from official government sources
Note: These county rules apply to unincorporated areas of St. Clair County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Panel Permits
St. Clair County allows personal solar panel systems as an accessory use in every zoning district, but the Building and Zoning Department requires a building permit before installation. Applicants must submit a site plan showing setback lines, panel and equipment locations, and the electrical disconnect, plus proof the local utility and fire district were notified, under Zoning Code Section 40-5-30(B).
Solar Panel Permits in St. Clair County
Some RestrictionsSt. Clair County Zoning Code Sec. 40-5-30(B)(4)
(4) Certificate of Compliance. Before a building permit is issued for a PSES, the following shall be submitted to the St. Clair County Building and Zoning Department for review: (a) Site plan showing: (i) Name, address, and phone number of the property owner; (ii) Property lines; (iii) All structures; (iv) Septic field (if any); (v) Field tile location (if any); (vi) Setback lines; (vii) Locati...
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