Tennessee Solar Incentives, Tax Credits, & Rebates (2025 Guide)

This guide will walk you through all the major solar incentives and policies available to Tennessee residents in 2025. We’ll clarify how each program works, who’s eligible, and how they contribute to your solar investment.

Federal Solar Incentives: The Investment Tax Credit (ITC)

The most significant financial incentive for homeowners nationwide is the federal Solar Investment Tax Credit (ITC). This is a dollar-for-dollar credit that directly reduces the amount of federal income tax you owe.

• Credit Amount: For systems installed between 2022 and 2032, the ITC allows you to claim 30% of the total cost of your solar energy system.
• Impact: On a $20,000 solar system, the 30% ITC provides a $6,000 credit, effectively lowering your net cost to just $14,000.

Tennessee’s State & Local Solar Incentives

Tennessee’s primary solar benefits come from the Tennessee Valley Authority (TVA) and a local-option property tax exemption.

Name of Incentive	Type	Description	Key Details	Estimated Cash Value
Federal Solar Tax Credit	Federal Tax Credit	A 30% credit on the total cost of your system against your federal income taxes.	The most significant financial incentive available.	$4,500 – $8,100
Property Tax Exemption	Local Tax Exemption	A local-option exemption on the value added to your home by a solar system.	Your property taxes may not increase.	Varies (By locality)
TVA Green Connect	Utility Program	A program that allows you to sell your excess solar energy back to the TVA at a set rate.	Maximizes the value of every kWh you produce.	Varies

Tennessee Property Tax Exemption for Solar

• How it Works: Tennessee state law allows individual cities and counties to offer a property tax exemption for the value added by a solar system.
• Impact: In participating localities, this is a significant long-term benefit that saves you hundreds of dollars every year. The best way to get clear information on your specific locality is to work with a qualified local installer.

Utility-Specific Solar Programs in Tennessee

TVA Green Connect

• How it Works: The Green Connect program is how the Tennessee Valley Authority (TVA) compensates homeowners for their solar energy. It’s important to understand this is not traditional net metering. Through your local power company, the TVA will buy the excess solar energy your system produces at their “avoided cost” rate, which is lower than the full retail rate you pay for electricity.
• Impact: While not as lucrative as 1-to-1 net metering, this program still allows you to reduce your electricity bills by offsetting your usage. Because the export credit is lower than the retail rate, using your own solar power as it’s generated (“self-consumption”) or storing it in a battery provides the most value.

Understanding the Full Cost of Solar

To appreciate how these incentives work, it’s important to understand the total cost of a solar project they are designed to reduce. A complete solar installation includes panels, inverters, racking, and professional labor, all of which are eligible for the 30% federal tax credit.

For a detailed breakdown of what goes into the price of a system, see our complete guide on The Cost of Solar Panels in Tennessee.

Are Solar Panels Worth It in Tennessee?

The available financial incentives are a key reason why solar is a worthwhile investment in Tennessee. By taking advantage of the 30% federal tax credit and any available local property tax exemptions, you can dramatically lower your net cost. This leads to a shorter payback period and a greater return on your investment over the 25+ year lifespan of the system.

To see a full financial breakdown and understand your long-term savings, read our detailed analysis: Are Solar Panels Worth It in Tennessee?.

How To Get Solar With No Upfront Cost

For many homeowners, the ability to go solar without a large upfront investment is key. Financing options like $0-down solar loans are especially powerful because they allow you to own your system and claim the valuable 30% federal tax credit. This makes solar accessible even without a large initial capital outlay.

Our complete guide, How To Get Free Solar Panels in Tennessee, breaks down how these options work.

Why Your Choice of Installer is Critical

The quality of your installer is the most important factor in ensuring you maximize every available incentive. A top-tier installer in Tennessee will be an expert in the federal tax credit rules and the TVA’s Green Connect program and interconnection process, ensuring you get every dollar of savings you are entitled to.

Our guide to the Top Solar Companies in Tennessee explains exactly what to look for.

How EcoGen America Simplifies Your Solar Journey

Navigating tax credits and utility policies can be confusing. EcoGen America makes it simple. We connect you with our network of trusted, pre-vetted local installers in Tennessee who are experts in all available incentives and provide transparent, no-obligation quotes.

Find out exactly what incentives you qualify for.

Frequently Asked Questions

Sources & References:

1. SEIA (Solar Energy Industries Association) – Tennessee Solar Policy: https://seia.org/state-solar-policy/tennessee-solar/
2. Energy.gov (U.S. Department of Energy) – Homeowner’s Guide to Going Solar: https://www.energy.gov/eere/solar/homeowners-guide-going-solar
3. IRS (Internal Revenue Service) – Form 5695, Residential Energy Credits: https://www.irs.gov/forms-pubs/about-form-5695
4. NREL (National Renewable Energy Laboratory) – Annual Technology Baseline (ATB) for Solar: https://atb.nrel.gov/electricity/2024/residential_pv
5. EIA (U.S. Energy Information Administration) – Tennessee State Energy Profile: https://www.eia.gov/state/?sid=TN
6. DSIRE (Database of State Incentives for Renewables & Efficiency) – Tennessee Solar Programs: https://programs.dsireusa.org/system/program/tn/solar
7. Tennessee Valley Authority (TVA) – Green Switch: https://www.tva.com/energy/valley-renewable-energy/green-switch