Indiana · Tax exemption

IN Solar Property Tax Deduction

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

Property tax deduction
stated benefit
Residential
eligible customers
15.8 yr
Indiana baseline payback
1
other Indiana programs

What it means

In Indiana, a 6 kW system already pays back in about 15.8 years on ~$1,064/year of modeled savings, and the IN Solar Property Tax Deduction stacks on top of that, on top of any federal credit.

Property tax d…
stated benefit
15.8 yr
baseline payback (pre-incentive)
2
Indiana programs that stack
none
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

Indiana homeowners can deduct the assessed value of solar systems from property taxes.

Program at a glance

Program type
Tax exemption
Eligible customers
Residential
Stated benefit
Property tax deduction
State electricity rate
13.8¢/kWh
Indiana solar score
17/100

How Indiana compares to the U.S. average

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

Irradiance
Indiana: 4.4 kWh/m²/day
U.S. avg: 4.82 kWh/m²/day
Electricity rate
Indiana: 13.8¢/kWh
U.S. avg: 15.98¢/kWh
Modeled payback
Indiana: 15.8 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 Indiana

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

-1000 MW0 MW1.0 GW2.0 GW3.0 GW 2012201420162018202020222024 2.5 GW
Indiana now has about 2.5 GW 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

How this incentive fits Indiana's solar picture

The IN Solar Property Tax Deduction removes a tax burden solar owners would otherwise carry, one of Indiana's DSIRE-tracked solar incentive programs. Eligibility is scoped to residential customers, with a stated benefit of Property tax deduction. DSIRE lists no scheduled sunset, though enabling legislation and appropriations can still be revised year to year.

That baseline is slower than most states, which raises the stakes for every incentive on the table. Indiana averages 4.4 kWh/m²/day of usable sunlight and residential rates of 13.8¢/kWh, producing an estimated 7,709 kWh/year and $1,064 of annual utility offset on a typical 6 kW system costing $16,800. That baseline already implies a 15.8-year simple payback and a 25-year modeled net of roughly $9,800 before this incentive - every dollar this tax exemption delivers compresses that payback further.

Few other programs are tracked here, so this incentive carries most of the weight for Indiana solar buyers. Indiana has 2 solar incentive programs indexed in DSIRE. The state's net-metering policy is classified as none, 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 Indiana's full solar profile, score, irradiance, rates, payback, and every program you can claim. Indiana 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 IN Solar Property Tax Deduction?
The IN Solar Property Tax Deduction is a tax exemption available to residential solar customers in Indiana. The stated benefit is Property tax deduction.
How does the IN Solar Property Tax Deduction work?
Indiana homeowners can deduct the assessed value of solar systems from property taxes.
Who is eligible for the IN Solar Property Tax Deduction?
The program is available to residential customers in Indiana. Check the official program page for current eligibility requirements and deadlines.
How does this incentive affect solar ROI in Indiana?
Indiana has an estimated 15.8-year payback for a 6 kW system before incentives, with about $1,064/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 Indiana?
Yes - Indiana has 2 solar incentive programs tracked in DSIRE. 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.