What are the eligibility requirements for a geothermal heat pump?

If you are planning to install a ground source heat pump or geothermal system and receive the incentive from the Renewable Energy path under the Home Performance Program, make sure it is eligible by referring to these guidelines.

General Requirements for Geothermal Heat Pump Incentives:

Geothermal Heat Pump Requirements:

  • System must have an energy efficiency ratio (EER) rating equal to or greater than 15 and a coefficient of performance (COP) equal to or greater than 3.5 based on the efficiency of a closed-loop system.
  • System must be Air Conditioning, Heating and Refrigeration Institute (AHRI) rated or have been independently rated in accordance with the appropriate test procedure.
  • System must have a multi-stage compressor.
  • Large commercial (i.e. three-phase) units are ineligible.
  • The air handler must have an electronically commutated motor (ECM). An ECM is sometimes referred to as a variable speed, constant-airflow, constant-torque, electronically efficient (EEM), or X-13 motor. A permanent split capacitor motor (PSC), single- or multi-speed, does not qualify. A Pre-Qualified Equipment List is available at
  • System installation must follow and conform to ACCA Standard 5 Quality Installation standard.
  • Installed systems must include an air cooling options.
  • System and components much have a minimum of a five year warranty.
  • System must be the primary heating and cooling source for the site.

Geothermal Heat Pump System with Auxiliary Electric Resistance/LP: 

  • Limited to customers of participating electric utilities who do not have access to natural gas service. Focus on Energy will verify that natural gas service is not available to the customer prior to processing an application.
  • Incentives cannot exceed 12% of project cost.

Geothermal Heat Pump System with Auxiliary Natural Gas:

  • Limited to customers of participating electric and natural gas utilities.

General Requirements for Geothermal Heat Pump Incentives:

  • System must be installed by a licensed Wisconsin mechanical, electrical, and/or plumbing contractor.
  • All necessary utility service improvement costs are the responsibility of the customer.
  • System installations must be in compliance with all state, local and federal codes, standards and requirements, including any and all applicable utility standards.
  • System must be installed in conformity with the manufacturer’s specifications and all applicable codes and standards.
  • System owners and installers must obtain all required permits.
  • All system components must be new and must be purchased and installed between July 1, 2017 and December 31, 2017.
  • All system installations are subject to program inspections at any point following application submission.

Offer availability:

  • Businesses or residential customers installing qualified equipment may participate.
  • Focus on Energy incentives are available to Wisconsin customers of participating utilities. Call 855.339.8866 or visit to verify eligibility.
  • Incentives may not exceed the total purchase price of the energy efficient equipment. The only costs eligible for an incentive are: materials, equipment, and external labor.
  • Allow approximately 8–10 weeks for processing. Incomplete applications cannot be processed. Failure to complete the incentive application in full and provide the required supporting documentation will delay processing or result in your application being denied. Receipt of an application does not guarantee payment of an incentive.
  • Funding is limited and available on a first-come, first-served basis on an annual basis. Check remaining funding at Geothermal systems purchased and installed between January 1, 2018 and June 30, 2018 are eligible for funding under the 2018 program year only.
  • Qualified and complete applications received after funding has been exhausted will not be processed.
  • The program is not responsible for items (i.e. applications, supporting documentation, incentive checks) lost or damaged in the mail.
  • Focus on Energy will only pay one incentive amount for each technology per site per calendar year. Incentives paid on this application cannot be claimed on another Focus on Energy application. Similarly, incentives can only be paid to one person or entity.
  • All equipment installations are subject to verification inspection by the program to ensure the equipment is properly installed and operating. Participants must allow, if requested, the program or a program representative reasonable access to their site to verify the installed equipment.

To be eligible to participate, the following requirements must be met:

  • A current customer of a participating electric utility and/or natural gas utility in Wisconsin at the time of equipment purchase and installation.
  • It is purchased new. Resale equipment, new parts installed in existing equipment, or equipment that is leased, rebuilt, rented, received from insurance claims, received from a warranty, received from a grant, or won as a prize does not qualify.
  • Equipment is installed by a professional contractor with appropriate insurance, permits, and licenses. A valid Wisconsin State professional contractor’s license or credential is required.
  • Equipment is installed conforming to all applicable building, local, state and federal codes, standards, ordinances and regulations, and manufacturer specifications.
  • Equipment is installed and operational prior to submittal of this application at the address listed on the application.
  • It is installed in a property owned by the applicant, or the applicant has received permission from the property owner to install the equipment. If you do not own the property where this equipment is installed, as a residing tenant you are responsible for obtaining the owner’s permission to install the equipment for which you are applying for an incentive. Your submission of this application indicates that you have obtained this permission.
  • Installing one system per calendar year. Only one geothermal heat pump installed at a site is eligible for one incentive amount per calendar year. Additional systems installed at the site within the same calendar year are not eligible.
  • All necessary utility service improvement costs are the responsibility of the customer.
Was this article helpful?
0 out of 0 found this helpful
Have more questions? Submit a request


Powered by Zendesk