Connecticut · Tax exemption · Deep-stack program

CT Solar Property Tax Exemption

Removes a tax burden residential solar owners in Connecticut would otherwise carry -- see what it covers, eligibility, and payback impact below.

Full property tax exemption
stated benefit
Residential
eligible customers
8.9 yr
Connecticut baseline payback
4
other Connecticut programs
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Deep-stack program · late directory

Connecticut runs a 5-program DSIRE stack; this tax exemption is one layer on a 8.9-year modeled baseline, not the whole story.

  • Stack5 programs
  • In-state #4/4
  • Type #7/45
  • Baseline8.9 yr

In-state directory place #4 of 4 (late alphabet). National tax exemption directory #7 of 45. Amounts and eligibility change; verify with the official program page before relying on a dollar figure. Informational only - not financial advice. See our disclaimer.

Program description

Connecticut fully exempts residential solar systems from property tax.

Program at a glance

Program type
Tax exemption
Eligible customers
Residential
Stated benefit
Full property tax exemption
State electricity rate
28.5¢/kWh
Connecticut solar score
41/100

Solar's trajectory in Connecticut

The market this incentive operates in: total installed solar capacity in Connecticut reported to the EIA.

0 MW100 MW200 MW300 MW400 MW 201320142015201620172018201920202021202220232024 323 MW
Connecticut now has about 323 MW of installed solar, the backdrop programs like this one are built on.

Source: U.S. Energy Information Administration, installed solar nameplate capacity As of 2024

Connecticut's solar incentive stack

How this tax exemption sits among Connecticut's 4 tracked programs, by type

programs

What this shows Connecticut tracks 4 incentive types; 1 are tax exemptions like this one, removing a cost solar owners would otherwise carry, on top of the state's other program types.

Source DSIRE incentives registry As of 2024

How this tax exemption layers inside Connecticut's deep stack

The CT Solar Property Tax Exemption removes a tax burden solar owners would otherwise carry, one of Connecticut's DSIRE-tracked solar incentive programs. Eligibility is scoped to residential customers, with a stated benefit of Full property tax exemption. 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 tax exemption delivers compresses that payback further.

Connecticut bundles a deep incentive stack, so this program rarely stands alone. Connecticut has 5 solar incentive programs indexed in DSIRE, including adjacent options like CT Green Bank Smart-E Loan, CT Residential Solar Investment Program, 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.

Frequently asked questions

Where does the CT Solar Property Tax Exemption sit in Connecticut's deep program stack?
The CT Solar Property Tax Exemption is a tax exemption available to residential solar customers in Connecticut. The stated benefit is Full property tax exemption.
How does this tax exemption work beside Connecticut's other programs?
Connecticut fully exempts residential solar systems from property tax.
Who qualifies, and what does a late in-state directory place mean?
The program is available to residential customers in Connecticut. Check the official program page for current eligibility requirements and deadlines. In-state directory place #4 of 4 (late alphabet).
How does this incentive affect solar ROI in Connecticut?
Connecticut has an estimated 8.9-year payback for a 6 kW system before incentives, with about $2,047/year in modeled savings. A tax exemption like this lowers upfront cost or raises annual return, shortening that payback. Run the calculator for a figure based on your own bill.
Which other Connecticut programs stack with this one?
Connecticut has 5 solar incentive programs tracked in DSIRE, including CT Green Bank Smart-E Loan, CT Residential Solar Investment Program, Connecticut ZREC/LREC Program. State programs are designed to stack on top of any available federal solar tax credit rather than replace it.

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 · Connecticut solar data · ROI calculator · All incentives.