Connecticut · Rebate
CT Residential Solar Investment Program
A direct payment toward residential solar installs in Connecticut -- see the rebate amount, eligibility, and the payback impact below.
- Upfront incentive, v…
- stated benefit
- Residential
- eligible customers
- 8.9 yr
- Connecticut baseline payback
- 4
- other Connecticut programs
What it means
In Connecticut, a 6 kW system already pays back in about 8.9 years on ~$2,047/year of modeled savings, and the CT Residential Solar Investment Program stacks on top of that, on top of any federal credit.
- Upfront incent…
- stated benefit
- 8.9 yr
- baseline payback (pre-incentive)
- 5
- Connecticut programs that stack
- full
- net-metering policy
Payback and savings are modeled from public NREL/EIA data; the program benefit is summarized from DSIRE and may change.
Program description
Eversource and UI customers can receive upfront solar incentives through the RSI program.
Program at a glance
- Program type
- Rebate
- Eligible customers
- Residential
- Stated benefit
- Upfront incentive, varies by class
- State electricity rate
- 28.5¢/kWh
- Connecticut solar score
- 41/100
How Connecticut compares to the U.S. average
Why this incentive matters more (or less) here - Connecticut's solar fundamentals against the national average.
Source: NREL irradiance and U.S. EIA rates; payback modeled by PlainSolarData. Bars are scaled to the larger of the two values per metric.
Solar's trajectory in Connecticut
The market this incentive operates in: total installed solar capacity in Connecticut reported to the EIA.
Connecticut's solar incentive stack
How this rebate sits among Connecticut's 4 tracked programs, by type
- Tax exemption
Tax exemption
1 programs
- Loan
Loan
1 programs
- Rebate
Rebate
1 programs
- SREC
SREC
1 programs
What this shows Among Connecticut's 4 tracked incentive types, 1 are rebates like this one -- a direct payment rather than a tax reduction, stacking with the state's other program types.
How this incentive fits Connecticut's solar picture
The CT Residential Solar Investment Program pays out as a direct rebate rather than a tax credit, one of Connecticut's solar incentive programs tracked in DSIRE. Eligibility is scoped to residential customers, with a stated benefit of Upfront incentive, varies by class. DSIRE lists no scheduled sunset, though enabling legislation and appropriations can still be revised year to year.
That's the backdrop this incentive works against. Connecticut averages 4.1 kWh/m²/day of usable sunlight and residential rates of 28.5¢/kWh, producing an estimated 7,183 kWh/year and $2,047 of annual utility offset on a typical 6 kW system costing $18,300. That baseline already implies a 8.9-year simple payback and a 25-year modeled net of roughly $32,875 before this incentive - every dollar this rebate delivers compresses that payback further.
A handful of other levers are worth checking alongside this one. Connecticut has 5 solar incentive programs indexed in DSIRE, including adjacent options like CT Solar Property Tax Exemption, CT Green Bank Smart-E Loan, Connecticut ZREC/LREC Program. The state's net-metering policy is classified as full, which governs how excess generation is credited and often decides whether a given program is worth claiming for a specific household.
Your next step
- See Connecticut's full solar profile, score, irradiance, rates, payback, and every program you can claim. Connecticut solar data
- Run the savings calculator with your real bill to see how this incentive changes your own payback. ROI calculator
- Read how state and federal solar credits work together. Tax-credit guide
Estimates here are modeled from public data and are not financial advice; confirm program terms and your own eligibility before relying on a dollar figure.
Other Connecticut incentives
Frequently asked questions
What is the CT Residential Solar Investment Program?
How does the CT Residential Solar Investment Program work?
Who is eligible for the CT Residential Solar Investment Program?
How does this incentive affect solar ROI in Connecticut?
Are there other solar incentives in Connecticut?
Incentive data from the DSIRE (Database of State Incentives for Renewables & Efficiency); state solar economics from NREL and the U.S. EIA. See our methodology.