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Illinois energy incentives & grants
348 state-targeted funding programs tracked for Illinois commercial properties — grants, tax credits, and utility rebates — refreshed hourly from primary sources.
Programs we track
Open Space Lands Acquisition & Development (OSLAD)
IL DNRSee program
Open space acquisition
Energy Efficiency Revolving Loan Fund (EE RLF) — Bridge Loans
Illinois — state programup to $1 million each
Short-term bridge loans (12–18 months) funded by U.S. DOE provide interim financing to cover the gap between funding an energy efficiency or clean energy project and receiving federal tax credits (including…
Energy Efficiency Revolving Loan Fund (EE RLF)
Illinois — state programup to $1 million each for a short term (12-18 month)
A $14 million revolving loan fund administered by the Illinois Finance Authority (IFA) and capitalized through a U.S. DOE grant. It provides Bridge Loans (short-term interim financing for entities awaiting Direct Pay…
Illinois C-PACE Financing
Grantya researchSee program
Illinois C-PACE (Public Act 99-0434, 2016) finances commercial clean energy and efficiency projects through a property-tax assessment — no upfront capital, off-balance-sheet, up to 100% of project and closing costs…
Standalone Battery Storage ITC (48E)
Grantya researchSee program
Federal 30% Investment Tax Credit for STANDALONE battery storage systems (kWh capacity ≥3 kWh) under IRC Section 48E. UNAFFECTED by the OBBBA wind/solar cliff — full eligibility for Begin Construction (BOC) through Dec…
ComEd Smart Ideas for Business — Solar & Custom Incentives
Grantya researchSee program
ComEd incentive program for commercial customers covering solar installations, HVAC, custom efficiency measures, and major energy projects. Separate from Make-Ready (EV charging). Custom track: up to $750K/year for…
State Small Business Credit Initiative (SSBCI) — Climate Bank Finance Loan Participation
Illinois Climate Bank / IFA — Climate Bank Finance (CBF). Funded by American Rescue Plan Act 2021 via U.S. Treasury.See program
Loan participation and credit enhancement program through Climate Bank Finance (CBF), the climate-focused subsidiary of the Illinois Climate Bank. SSBCI 2.0 (launched 2023) lowers borrower interest rates to 1%…
MACRS 5-Year Accelerated Depreciation + Bonus Depreciation (Energy Property)
IRSSee program
Federal accelerated depreciation regime under IRC §168 (MACRS) + §168(k) (bonus depreciation). Allows business taxpayers to depreciate qualifying energy assets (storage, EV charging, geothermal, fuel cells) over 5 years…
State-targeted programs only. National federal programs — including the 179D deduction — also apply in Illinois.