Ameren Illinois Instant Incentives
Instant discounts worth thousands are available for residential and commercial ground source heat pumps!
Rebates are applied directly to the installation cost, so the savings are immediate!

Program Details
The Ameren Illinois Energy Efficiency Program is available to Ameren Illinois customers who install approved energy efficient equipment in their homes.
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The program will run from January 1, 2026 through December 31, 2026 or until funds run out.
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The installed equipment needs to meet the program requirements.
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Qualifying heat pump installations are eligible for an Ameren rebate valuing $1,350-5,400 for homes and up to $25,000 for businesses.
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The installing contractor must purchase the unit from a participating Instant Incentives distributor, such as Enertech.
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Heat pumps equipped with a hot water generating desuperheater are eligible for an additional $500 rebate for residential customers.
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There is a limit of two heat pumps per residential customer and a $25,000 total for commercial customers.
For a full list of details, visit the Ameren Illinois Energy Efficiency Program website:
Eligible Products
Many of our residential and commercial ground source heat pumps are eligible for Ameren’s incentives!

It is important to choose an installer or distributor who is familiar with the Ameren Instant Incentive Program’s product and installation requirements to ensure that your installation is eligible.
Geothermal heat pumps are up to 400% more efficient than traditional furnaces, meaning they offer considerable savings on energy bills every month.
Who Is Eligible?
Residential
- Must be an Ameren Illinois electric customer.
- The installed heat pump(s) must be ENERGY STAR® certified.
- There is a two heat pump per customer limit.
- See the Ameren Instant Incentives page for a full list of eligibility requirements: Ameren Instant Incentives
Commercial
- Must be an Ameren Illinois electric customer.
- Must be installing new equipment that meets the incentive requirements.
- Must be installing the equipment in a non-residential facility.
- The estimated project completion date is on or before December 31, 2026.
- The project must be pre-approved.
- See the Ameren Energy Efficiency Program application for a full list of eligibility requirements: Ameren Energy Efficiency Program
