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IL rebate finder

Illinois energy rebates by ZIP code.

Illinois homeowners should check ComEd, Ameren, Nicor, Peoples Gas, North Shore Gas, and state energy-efficiency resources for heat pumps, appliances, thermostats, and envelope upgrades.

Data statusReviewed 2026-05-23

Start with your ZIP code

Add only the details that can change eligibility. You can still run a broad lookup.

Ready for lookup

Enter a launch-state ZIP code to check curated rebate records.

State brief

Illinois rebate availability is tied closely to utility efficiency portfolios and income pathways.

Electric and gas utilities can split rebate responsibility, so dual-fuel homes may need to verify both accounts.

Where this state page is most useful

  • Weatherization and insulation rebates often begin with an assessment rather than a direct purchase.
  • Smart thermostat, laundry, and refrigerator offers are usually model-list driven.
  • Heat pump and water heater eligibility can vary when gas and electric providers split the home energy account.

Before relying on a rebate amount

  • Weatherization and insulation offers often start with an assessment.
  • Appliance and thermostat rebates usually require ENERGY STAR or utility-approved models.
  • Income-qualified programs can differ from standard marketplace or mail-in rebates.
Reviewed 2026-05-23

Heat pumps

Reviewed 2026-05-23

Heat pump water heaters

Reviewed 2026-05-23

Insulation and air sealing

Reviewed 2026-05-23

Smart thermostats

Reviewed 2026-05-23

Induction ranges

Reviewed 2026-05-23

Efficient laundry

Reviewed 2026-05-23

Efficient refrigerators

Reviewed 2026-05-23

Windows

Program summaries

Rebate lanes to check in Illinois

Federal tax credits

Federal tax credits

3 curated records covering Heat pumps, Heat pump water heaters, Insulation and air sealing.

Utility and service-territory programs

Utility programs

1 curated record covering Heat pumps, Heat pump water heaters, Insulation and air sealing.

Retailer rebate desks

Retailer rebates

1 curated record covering Heat pump water heaters, Smart thermostats, Induction ranges.

Manufacturer offers

Manufacturer offers

1 curated record covering Smart thermostats, Efficient laundry, Efficient refrigerators.

Local verification notes for Illinois

  • Check electric and gas accounts separately because ComEd, Ameren, Nicor, Peoples Gas, and North Shore Gas can own different measures.
  • For income-qualified work, confirm whether the intake starts with the utility, a state agency, or a local weatherization provider.
  • Keep model numbers and proof of installation for appliance and thermostat rebates that route through marketplaces or mail-in forms.

Shop eligible upgrades

Compare appliance model requirements

Use the appliance finder before checkout so model numbers, purchase dates, and utility forms stay aligned.

Get installation ready

Check heat pump quote paperwork

Review contractor participation, equipment tiers, and verification steps before signing a heat pump proposal.