Indiana Solar Guide 2026
Everything Indiana homeowners need to know: costs, incentives, net metering policy, and what makes this state unique for solar.
Key fact about Indiana solar
Indiana ended full retail net metering in 2022, significantly reducing solar economics for new installations. Low electricity rates (~$0.12/kWh) further extend payback. Batteries and self-consumption are essential strategies.
Peak sun hours
4.5
hrs/day avg
Avg electricity rate
12.0¢
per kWh
Median install cost
$2.85/W
before incentives
Typical payback
13 yrs
8 kW system, avg usage
Typical 8 kW system in Indiana
Annual production
13,140 kWh
Year-1 savings
$1,577
System cost (est.)
$22,800
No federal tax credit — Section 25D expired December 31, 2025.
Indiana Net Metering Policy
Net metering (at full retail through 2022 grandfather; new: avoided cost)
Indiana's full retail net metering ended for new customers in 2022 under HEA 1414. New solar customers receive export credits at avoided cost (~40–60% of retail). Systems installed before 2022 are grandfathered at retail through 2032.
Indiana Solar Incentives
Available in addition to any utility rebates. Federal 25D credit is $0 for homeowner-owned systems from 2026.
- ✓Property tax deduction on added home value (100% deduction)
- ✓No state income tax credit
Top Utilities in Indiana
Interconnection timeline: 4–8 weeks
Calculate your Indiana solar economics
Our calculators are pre-filled with Indiana data. Run any tool below.