Rhode Island · Tax exemption

RI Solar Property Tax Exemption

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

Full property tax ex…
stated benefit
Residential
eligible customers
9.7 yr
Rhode Island baseline payback
3
other Rhode Island programs

What it means

In Rhode Island, a 6 kW system already pays back in about 9.7 years on ~$1,913/year of modeled savings, and the RI Solar Property Tax Exemption stacks on top of that, on top of any federal credit.

Full property …
stated benefit
9.7 yr
baseline payback (pre-incentive)
4
Rhode Island 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

Rhode Island exempts solar energy systems from local property taxes.

Program at a glance

Program type
Tax exemption
Eligible customers
Residential
Stated benefit
Full property tax exemption
State electricity rate
26¢/kWh
Rhode Island solar score
37/100

How Rhode Island compares to the U.S. average

Why this incentive matters more (or less) here - Rhode Island's solar fundamentals against the national average.

Irradiance
Rhode Island: 4.2 kWh/m²/day
U.S. avg: 4.82 kWh/m²/day
Electricity rate
Rhode Island: 26¢/kWh
U.S. avg: 15.98¢/kWh
Modeled payback
Rhode Island: 9.7 yr
U.S. avg: 14.2 yr

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 Rhode Island

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

-100 MW0 MW100 MW200 MW300 MW400 MW500 MW 201320142015201620172018201920202021202220232024 419 MW
Rhode Island now has about 419 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

Rhode Island's solar incentive stack

How this tax exemption sits among Rhode Island's 3 tracked programs, by type

programs

What this shows Rhode Island tracks 3 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 incentive fits Rhode Island's solar picture

The RI Solar Property Tax Exemption removes a tax burden solar owners would otherwise carry, one of Rhode Island'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. Rhode Island averages 4.2 kWh/m²/day of usable sunlight and residential rates of 26¢/kWh, producing an estimated 7,358 kWh/year and $1,913 of annual utility offset on a typical 6 kW system costing $18,600. That baseline already implies a 9.7-year simple payback and a 25-year modeled net of roughly $29,225 before this incentive - every dollar this tax exemption delivers compresses that payback further.

A handful of other levers are worth checking alongside this one. Rhode Island has 4 solar incentive programs indexed in DSIRE, including adjacent options like RI Net Metering, RI Renewable Energy Growth (REG) 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 Rhode Island's full solar profile, score, irradiance, rates, payback, and every program you can claim. Rhode Island 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.

Frequently asked questions

What is the RI Solar Property Tax Exemption?
The RI Solar Property Tax Exemption is a tax exemption available to residential solar customers in Rhode Island. The stated benefit is Full property tax exemption.
How does the RI Solar Property Tax Exemption work?
Rhode Island exempts solar energy systems from local property taxes.
Who is eligible for the RI Solar Property Tax Exemption?
The program is available to residential customers in Rhode Island. Check the official program page for current eligibility requirements and deadlines.
How does this incentive affect solar ROI in Rhode Island?
Rhode Island has an estimated 9.7-year payback for a 6 kW system before incentives, with about $1,913/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.
Are there other solar incentives in Rhode Island?
Yes - Rhode Island has 4 solar incentive programs tracked in DSIRE, including RI Net Metering, RI Renewable Energy Growth (REG) 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.