Energy efficiency rebates in Illinois.
Every federal, state, and utility incentive for heat pumps, insulation, air sealing, and weatherization in Illinois — cross-referenced and kept current.
Tell us about your project. We'll match you with local pros and every rebate you qualify for.
Illinois Energy Efficiency Programs
- Type
- Utility Consortium
- Website
- www.ilsag.info
- IRA allocation
- $204M
Active rebate programs
4 programs currently accepting applications in Illinois.
| Program | Amount | Eligibility | Status |
|---|---|---|---|
| ComEd Heat Pump Instant Discount | Up to $2,000 | ComEd customers; installed by ComEd heat-pump-trained contractor (self-install ineligible) | Active |
| ComEd Appliance Rebates (HPWH $750, induction $100, HP dryer $200) | Up to $750 | ComEd customers; HPWH purchased 7/1–12/31/2026 retailer-direct only | Active |
| Nicor Gas Insulation & HVAC Rebates | Up to $400 | Nicor customers; insulation/air sealing via program-approved contractor | Active |
| Ameren Illinois Residential Efficiency | Varies | Ameren (downstate) customers; free assessment, HPWH & thermostat rebates | Active |
Run the numbers for Illinois.
Free, no account needed. Every figure is cited, so you have a benchmark before a Illinois contractor quotes you one.
IRA implementation status
How Illinois is implementing the Inflation Reduction Act home energy rebates.
Metro areas in Illinois
Local utility programs and municipal incentives by metro area.
ComEd electric, Nicor/Peoples gas
Rebates are step one
Once you know what Illinois pays, here's the rest of the path: what order to do the work in, and what belongs on a fair quote.
What order to do it in
Envelope first, equipment second — how to sequence a retrofit to your budget and your rebates' deadlines.
How to read a quote
What belongs on a heat pump or insulation quote, and the red flags that mean keep shopping.
What attic insulation costs
Per-square-foot prices by material, and why this is the work rebate programs subsidize hardest.
Claim rebates after install
The document kit, the application walkthrough, and the mistakes that get claims rejected.
Rebates cover part of it. Here's the rest.
What Illinois pays is the first rung. These cover the money questions underneath it: the 2026 federal rules, the state and utility loan programs worth checking before a bank, and the borrowing routes that come after.
How to pay for it
The whole money picture in order of cost: rebates first, then low-interest loans, then borrowing.
State energy loans
The state and utility loan programs we have verified at the administrator, with rates and conditions.
The 2026 rebate rules
What DOE Program Notices 26-1 and 26-2 changed about HEAR and HOMES, and which states are live.
Latest Illinois energy news
Recent Illinois rebate, policy, and efficiency coverage from our monitored sources.
The virtuous cycle of inclusive utility investment and virtual power plants
A new financing idea called inclusive utility investment is gaining ground as a way to help more homeowners afford solar panels, batteries and other home energy devices. Instead of paying the full cost upfront, a utility pays for the equipment installed at your home and recovers its money through a fixed monthly charge on your bill — one that's set to be smaller than the savings the system produces. No large down payment, credit check or even homeownership is required, and once the utility recovers its costs, you own the system. Illinois just published final rules for a program built on this model, called the Equitable Energy Upgrade Program, under the state's Climate and Equitable Jobs Act. One example cited: a solar-and-battery system costing about $34,530 upfront could drop to roughly an $11,913 financing gap after rebates, which the new program would cover directly. Systems like these can also be enrolled in "virtual power plants," networks where utilities pay households to let them draw on batteries, smart thermostats or EV chargers during high-demand periods — which can add extra income or bill credits for participants. Virginia is moving on a related track. The state has ordered a study of inclusive utility investment, due by November, along with a utility pilot program for solar, storage and energy conservation. More than a dozen states are weighing similar policies. If your state adopts something like this, it could eventually make solar, batteries or a home battery-based rebate more affordable without upfront cash — worth watching if cost has kept you from these upgrades.
A new VPP framework can center the energy transition in Illinois around customers: ComEd VP
If you live in ComEd's territory in northern Illinois and have a home battery, there's a new program worth knowing about. Illinois regulators have approved ComEd's "Scheduled Dispatch" virtual power plant (VPP) program, which lets customers with eligible battery systems share a portion of their stored power with the grid during peak demand periods — the hot summer afternoons when electricity is most expensive and the system is under the most strain. In exchange, participants get performance-based payments. This is just the start. By the end of 2027, ComEd plans to file a broader VPP framework that goes beyond batteries to include other home technology people already own, like electric vehicles and smart appliances. The idea is that these devices could also be coordinated to ease pressure on the grid during peak times, in exchange for compensation, without utilities needing to build expensive new power plants. Regulators and the utility still need to work out details, including how much to pay participants, how often and how long devices would be called on, and how to avoid overusing any one household's equipment. For now, if you don't have a battery system, there's nothing to sign up for yet. But if you're considering adding a battery, an EV, or smart appliances, this is a sign that Illinois is building out ways for those devices to earn you money by helping the grid, not just by cutting your own bill. Keep an eye out as the broader framework takes shape over the next couple of years.
Ready to see what you qualify for in Illinois?
Tell us about your project and we'll match you with up to 3 licensed local contractors. Every quote itemizes the Illinois incentives you qualify for. Free, no obligation.
Illinois: up to $2,000 back right now
Get quotes