Solar PV in Illinois
Which codes apply? In Illinois, solar PV systems fall under local adoption of the NEC, local adoption of the IRC, local adoption of the IBC, and another model code in place of the IFC.
Codes that reach solar PV systems
The edition Illinois enforces for each code that governs the product, and the part of the code that does.
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NECNational Electrical CodeThe Illinois NEC recordLocal adoptionPartial
Where it reaches the product. Article 690, solar photovoltaic systems, with 705 for the interconnection and 690.12 for rapid shutdown.
20 ILCS 3105/10.09-1 (as amended by P.A. 103-510)
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IRCInternational Residential CodeThe Illinois IRC recordLocal adoptionPartial
Where it reaches the product. Section R324, solar energy systems.
20 ILCS 3105/10.18; 815 ILCS 670/15
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IBCInternational Building CodeThe Illinois IBC recordLocal adoptionPartial
Where it reaches the product. Rooftop structures and the structural load of the array.
20 ILCS 3105/10.18; 20 ILCS 3105/10.09-1
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IFCInternational Fire CodeThe Illinois IFC recordAnother model codeVerified
Where it reaches the product. Chapter 12, section 1205, solar photovoltaic power systems and roof access.
Illinois Fire Prevention and Safety Rules · 41 Ill. Adm. Code 100.7
Illinois laws that name solar PV systems
Statutes, rules, and commission orders are tracked state by state.
No Illinois law or rule on the site names solar PV systems. The product page shows the states that have one.
For information only. Your local building or fire official decides which code applies. We check state records often but can miss a recent change, so confirm with your official before you design, permit, or install. Terms of use