Looking at solar in Illinois? Here is every incentive and rebate you can stack in 2026, and the headline has changed: the 30% federal tax credit expired at the end of 2025, so Illinois’s own programs are what is left. Illinois punches above its sun level thanks to the Illinois Shines program, which pays you for the power your system produces.
Illinois Solar Incentives & Rebates in 2026
- No federal tax credit on a 2026 cash or loan purchase - Section 25D expired 31 December 2025.
- Illinois Shines (SREC) program, performance payments for your solar generation.
- Net metering at major utilities.
- Property tax exemption on the added home value.
- Local utility rebates in some areas.
What Solar Costs in Illinois
Illinois Shines is the headline benefit and offsets the more moderate sun. A typical 7 kW system runs about $21,000 before incentives. There is no federal tax credit in 2026, so only Illinois programs reduce that. Use the calculator above for your estimate.
Is Solar Worth It in Illinois?
Yes for many Illinois homeowners, largely because of the SREC income from Illinois Shines. See our full breakdown: Is Solar Worth It in 2026?
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FAQ
Are there solar rebates in Illinois?
Yes, at the state and utility level. The 30% federal tax credit expired 31 December 2025, but Illinois still offers the incentives listed above. Confirm current amounts before purchasing.
Can I combine Illinois and federal incentives?
There is no federal credit left to stack on a 2026 cash or loan purchase. Illinois rebates and exemptions still stack with each other.
Related
General 2026 guidance, not tax advice. Verify current Illinois program rules before purchasing.