Green Mountain Power and Vermont Electric Cooperative and Washington Electric Cooperative and Stowe Electric Department and Hardwick Electric Department and Village of Hyde Park and Village of Jacksonville and Village of Johnson Water & Light Department and Ludlow Electric Light Department and Lyndon Electric Department and Morrisville Water & Light and Barton Village Electric Department and Northfield Electric Department and Village of Orleans Electric Department and Swanton Village Electric Department and Village of Enosburg Falls Water & Light Department customers, Vermont · Rebate
Efficiency Vermont Ground Source Heat Pump Rebate
Run by Efficiency Vermont
Vermont electric customers outside Burlington get up to $2,100 per ton back on a new ground source (geothermal) heat pump system up to 10 tons, installed by an Efficiency Excellence Network contractor, plus a $500 bonus for income-eligible households.
Amounts
How much you get
Up to $2,100 per ton, with tons calculated by dividing the AHRI full load heating capacity (BTUs) by 12,000, for systems up to 10 tons. Income-eligible Vermont residents get a $500 bonus on top (not rental property owners). Hyde Park Electric customers may not get the full amount.
Eligibility
Do I qualify?
You need to meet all 4 of these.
Vermont electric utility customers outside Burlington (BED customers go to burlingtonelectric.com/gshp). Hyde Park Electric customers may not be eligible for the full amount.
Must be installed by an Efficiency Excellence Network contractor in the ground source heat pump group or driller group, who submits a startup sheet.
What to doHire an Efficiency Excellence Network ground source heat pump contractor or driller (Find a Pro on efficiencyvermont.com). Efficiency Vermont - Ground Source Heat Pumps Get a quote from a contractor
New system (not replacing an existing geothermal system) up to 10 tons. Customers who primarily heat with wood are not eligible.
For the $500 income bonus only: household income at or below Efficiency Vermont's low- or moderate-income limits, which depend on county and household size (for example, $89,200 low / $133,800 moderate for a household of 4 in most counties). Rental property owners are not eligible for the bonus.
Equipment
What equipment counts
The program sets these minimums for heat pumps.
- Geothermal heat pumps
ENERGY STAR certified (water-to-air and water-to-water heat pumps), or AHRI certified full-load performance of at least EER 16.1 / COP 3.1 for water-to-water.
- Geothermal heat pumps
ENERGY STAR certified, or AHRI certified full-load performance of at least EER 17.1 / COP 3.6 for water-to-air.
Applying
How to apply
Submit within 365 days of the product purchase date.
- Find an Efficiency Excellence Network contractor.
To discuss your project and incentives, call Efficiency Vermont at 888-921-5990.
- Purchase and install qualified equipment.
- Complete the rebate form with your contractor.
The contractor fills in the product and installation sections and signs.
- Submit the form.
Email pics@efficiencyvermont.com, mail or fax with the heating load calculation, startup sheet, dated invoices and W9 (if applicable), within 365 days of purchase. Income-eligible households also send the Income Bonus Rebate Application.
- Receive your rebate.
Allow 60 calendar days for payment.
Heating load calculation
GSHP startup sheet (from the contractor)
Dated invoice(s) with quantity, size, type, manufacturer and model
W9 (if applicable)
Forms and instructions, including for applying by mailEfficiency Vermont Ground Source Heat Pump Rebate Form (PDF) · Efficiency Vermont Income Bonus Rebate Application (PDF)
Questions about applying888-921-5990 or pics@efficiencyvermont.com
Stacking
Use it with
The rebate can't be combined with any other Efficiency Vermont offer, including point-of-purchase discounts.
Green Mountain Power customers, Vermont
GMP Geothermal System Rebate
Amount varies
Green Mountain Power customers installing a qualified geothermal (ground-source) whole-home heating system can get a custom project rebate of $1,800 per heating ton, up to 10 tons; Efficiency Vermont adds $300 per ton.
Checked Oct 26, 2026
All of Vermont
Efficiency Vermont Home Energy Loan
Up to $25,000
Vermont homeowners can finance 100% of a heat pump, pellet heating, heat pump water heater, weatherization or ENERGY STAR appliance project, up to $25,000 for up to 15 years, through EastRise Credit Union or Cornerstone Housing Partners. Low- and moderate-income households pay 0% on terms up to 5 years.
Checked Oct 26, 2026
Your address
Next steps
Check that it covers your address. Then, if you want, ask for a contractor quote.
Is it available at your address?
Before anything else
Your quote request is in If a contractor we work with serves your ZIP, they can contact you. We take one request per person; contact us to change it.
Get an email if this program changes
We'll write if its amount, status or deadline changes. Nothing else.
FAQ
Questions
How much does Efficiency Vermont Ground Source Heat Pump Rebate pay?
Up to $2,100 per ton, with tons calculated by dividing the AHRI full load heating capacity (BTUs) by 12,000, for systems up to 10 tons. Income-eligible Vermont residents get a $500 bonus on top (not rental property owners). Hyde Park Electric customers may not get the full amount.
Do I need to be a Green Mountain Power, Vermont Electric Cooperative, Washington Electric Cooperative, Stowe Electric Department, Hardwick Electric Department, Village of Hyde Park, Village of Jacksonville, Village of Johnson Water & Light Department, Ludlow Electric Light Department, Lyndon Electric Department, Morrisville Water & Light, Barton Village Electric Department, Northfield Electric Department, Village of Orleans Electric Department, Swanton Village Electric Department or Village of Enosburg Falls Water & Light Department customer?
Yes. It’s only for homes in Green Mountain Power and Vermont Electric Cooperative and Washington Electric Cooperative and Stowe Electric Department and Hardwick Electric Department and Village of Hyde Park and Village of Jacksonville and Village of Johnson Water & Light Department and Ludlow Electric Light Department and Lyndon Electric Department and Morrisville Water & Light and Barton Village Electric Department and Northfield Electric Department and Village of Orleans Electric Department and Swanton Village Electric Department and Village of Enosburg Falls Water & Light Department customers, Vermont. See Do I qualify for the details.
Is there an income limit?
For the $500 income bonus only: household income at or below Efficiency Vermont's low- or moderate-income limits, which depend on county and household size (for example, $89,200 low / $133,800 moderate for a household of 4 in most counties). Rental property owners are not eligible for the bonus.
Do I have to use a contractor?
Yes. Must be installed by an Efficiency Excellence Network contractor in the ground source heat pump group or driller group, who submits a startup sheet.
What’s the deadline?
No fixed deadline. Apply any time while it’s open.
Can I combine it with other rebates?
Yes, with GMP Geothermal System Rebate and Efficiency Vermont Home Energy Loan. See Use it with.
Is it still available?
Yes. It was open when we last checked, on October 26, 2026.
Plain words
Words used on this page
- Heating load
- How much heat your home needs to stay warm in winter.
References
Sources
This page is built from these official pages, run by the program itself.
- Efficiency Vermont - Ground Source Heat Pumps
- Efficiency Vermont Ground Source Heat Pump Rebate Form (PDF)
- Efficiency Vermont Income Bonus Rebate Application (PDF)
When one of these pages changes, we re-check this page against it.
Nearby
More in Vermont
Green Mountain Power and Vermont Electric Cooperative and Washington Electric Cooperative and Stowe Electric Department and Hardwick Electric Department and Village of Hyde Park and Village of Jacksonville and Village of Johnson Water & Light Department and Ludlow Electric Light Department and Lyndon Electric Department and Morrisville Water & Light and Barton Village Electric Department and Northfield Electric Department and Village of Orleans Electric Department and Swanton Village Electric Department and Village of Enosburg Falls Water & Light Department customers, Vermont
Efficiency Vermont Air-to-Water Heat Pump Rebate
Up to $6,000 back
Vermont electric customers outside Burlington get $1,000 per ton (up to 6 tons) back on a qualifying air-to-water heat pump installed by an Efficiency Excellence Network contractor, plus a $500 bonus for income-eligible households.
Checked Oct 26, 2026
Green Mountain Power and Vermont Electric Cooperative and Washington Electric Cooperative and Stowe Electric Department and Hardwick Electric Department and Village of Hyde Park and Village of Jacksonville and Village of Johnson Water & Light Department and Ludlow Electric Light Department and Lyndon Electric Department and Morrisville Water & Light and Barton Village Electric Department and Northfield Electric Department and Village of Orleans Electric Department and Swanton Village Electric Department and Village of Enosburg Falls Water & Light Department customers, Vermont
Efficiency Vermont Ducted Heat Pump Discount
Up to $2,200
Vermont electric customers outside Burlington get a $1,200-$2,200 instant discount on a qualifying centrally ducted heat pump bought by their contractor at a participating distributor. Income-eligible homeowners can add a $200-$2,200 bonus rebate, depending on their utility.
Checked Oct 26, 2026
Green Mountain Power and Vermont Electric Cooperative and Washington Electric Cooperative and Stowe Electric Department and Hardwick Electric Department and Village of Hyde Park and Village of Jacksonville and Village of Johnson Water & Light Department and Ludlow Electric Light Department and Lyndon Electric Department and Morrisville Water & Light and Barton Village Electric Department and Northfield Electric Department and Village of Orleans Electric Department and Swanton Village Electric Department and Village of Enosburg Falls Water & Light Department customers, Vermont
Efficiency Vermont Ductless Heat Pump Discount
Up to $2,200
Vermont electric customers outside Burlington get $375-$475 off a qualifying ductless heat pump through a contractor buying at a participating distributor. Income-eligible homeowners can add a $200-$2,200 bonus rebate, depending on their utility.
Checked Oct 26, 2026