Illinois Solar Incentives & Tax Credits
Every solar incentive available to Illinois homeowners in 2026.
30%
Federal Investment Tax Credit (ITC)
The Residential Clean Energy Credit lets you claim 30% of your total solar installation cost as a credit against your federal income taxes. On a $23,273 system, that's a $6,982 credit.
- ✅ No dollar cap — applies to full system cost including installation
- ✅ Available through December 31, 2032
- ✅ Unused credit can carry forward to future tax years
- ✅ Applies to batteries added at the same time as solar
$10,000
Illinois State Incentive
Illinois offers a Solar Renewable Energy Credit (SREC) program worth up to $10,000.
Net Metering in Illinois
Illinois has Full Retail net metering. Your top utility, ComEd, credits you for excess solar power fed to the grid.
Policy Type
Full Retail
Electricity Rate
$0.148/kWh
Top Utility
ComEd
Utility Net Metering Policies in Illinois
| Utility | Rate/kWh | Net Metering | Capacity Limit |
|---|---|---|---|
| ComEd | $0.148 | Full Retail | No overall limit |
| Ameren Illinois | $0.148 | Full Retail | No overall limit |
| Ameren Illinois (ITC) | $0.148 | Full Retail | No overall limit |
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