Connecticut customers, Connecticut · Performance incentive
Residential Renewable Energy Solutions (RRES) – Eversource
Run by Eversource
Eversource CT customers with new home solar (25 kW or less) are paid for their power for 20 years: $0.3289 per kWh under Buy-All for 2026 applications, or retail-rate netting, with extra per-kWh adders for low-income households.
Amounts
How much you get
Buy-All: Eversource buys all production at $0.3289 per kWh for 2026 applications (REC value included), locked for 20 years. The amount depends on which of these fits your install.
| What you install | You get |
|---|---|
| 2026 applicationsBuy-All | $0.329 |
| At or below 60% state median incomeBuy-All adder | $0.055 |
| Economically distressed communityBuy-All adder | $0.028 |
| At or below 60% state median incomeNetting adder | $0.035 |
| Economically distressed communityNetting adder | $0.018 |
Eligibility
Do I qualify?
You need to meet all 4 of these.
Current or future Eversource customers.
1-4 family properties.
Homes built before 1980 need a Home Energy Solutions assessment first.
What to doSign up for a Home Energy Solutions assessment (877-WISE-USE).
System 25 kW or less and sized to the home's historical load (allowances for up to two EVs and heat pumps).
Equipment
What equipment counts
Applying
How to apply
Your contractor applies for you. The program runs through the end of 2027; rates are set per application year.
- Get quotes from licensed Connecticut solar installers.
- Your installer designs the system and applies for RRES with your interconnection application.
Choose Buy-All or Netting at that time.
Forms and instructionsEnergize CT Connecticut Renewable Energy Solutions
Stacking
Use it with
You can get these too.
Connecticut and UI customers, Connecticut
Energy Storage Solutions
Up to $550
Eversource and UI customers who install a home battery get $30 per kWh up front ($130 for grid-edge customers), plus performance payments for 10 years: $300, $450 or $550 per kW depending on income and location.
Checked Oct 25, 2026
All of Connecticut
Sales and Use Tax Exemption for Solar and Geothermal Systems
Amount varies
No Connecticut sales tax on solar electric systems, solar water or space heating systems, or geothermal heat pump systems, including related equipment like inverters and batteries and the installation labor. Give the seller form CERT-140.
Checked Oct 26, 2026
All of Connecticut
Smart-E Loan
Work done at no cost
No-money-down, unsecured loans from the Connecticut Green Bank and local lenders for 70+ home energy upgrades. Heat pump projects get 1.99% APR through December 31, 2026 (standard 6.99% to 7.99%).
Checked Oct 25, 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 Residential Renewable Energy Solutions (RRES) – Eversource pay?
$0.018 to $0.329, depending on what you install. The table under How much you get lists each amount.
Do I need to be a Connecticut customer?
Yes. It’s only for homes in Connecticut customers, Connecticut. See Do I qualify for the details.
Do I need approval before I buy?
Homes built before 1980 need a Home Energy Solutions assessment first. Sign up for a Home Energy Solutions assessment (877-WISE-USE).
What’s the deadline?
Apply by December 31, 2027.
Can I combine it with other rebates?
Yes, with Energy Storage Solutions, Sales and Use Tax Exemption for Solar and Geothermal Systems and Smart-E Loan. See Use it with.
Is it still available?
Yes. It was open when we last checked, on October 25, 2026.
Plain words
Words used on this page
References
Sources
This page is built from these official pages, run by the program itself.
When one of these pages changes, we re-check this page against it.
Nearby
More in Connecticut
All of Connecticut
Property Tax Exemption for Home Renewable Energy, Solar Heating and Geothermal Systems
Amount varies
In Connecticut, home solar and other Class I renewable systems on 1-4 family homes and farms, plus solar water or space heating and geothermal systems, are exempt from local property tax. File with your town assessor by November 1.
Checked Oct 26, 2026
UI customers, Connecticut
Residential Renewable Energy Solutions (United Illuminating)
Up to $0.329
UI pays residential customers with solar for the power they produce: $0.3289 per kWh under Buy-All, or the retail export rate under Netting, with extra per-kWh adders for income-eligible customers and economically distressed municipalities.
Checked Oct 28, 2026