Indiana · Tax exemption · Thin-stack program

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
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Thin-stack program · late directory

Indiana tracks only 2 DSIRE solar programs; this tax exemption carries most of the registry weight against a 15.8-year modeled baseline.

  • Stack2 programs
  • In-state #1/1
  • Type #14/45
  • Baseline15.8 yr

In-state directory place #1 of 1 (late alphabet). National tax exemption directory #14 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

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

Solar's trajectory in Indiana

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

0 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

Why this tax exemption dominates Indiana's thin stack

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.

Frequently asked questions

What does the IN Solar Property Tax Deduction cover in a thin Indiana stack?
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 qualifies, and what does a late in-state directory place mean?
The program is available to residential customers in Indiana. Check the official program page for current eligibility requirements and deadlines. In-state directory place #1 of 1 (late alphabet).
Does this single-track tax exemption move Indiana solar ROI?
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?
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 · Indiana solar data · ROI calculator · All incentives.