Tax Incentives for Energy Storage Systems
Starting with the best-case scenario, batteries charged only by collocated solar PV is eligible for the full 30% deduction towards the installed system cost.
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The federal solar tax credit for customer-owned systems expires December 31, 2025—but solar's long-term value extends far beyond this incentive. Why trust EnergySage? The federal solar investment tax credit (ITC)—Section 25D of the U.S. Tax Code—expires for customer-owned residential solar systems installed after December 31, 2025.
you to claim 30% of the cost of your solar system as a credit to your federal tax bill. For example, if it cost $10,000 to install your solar system, you'd receive a $3,000 credit, which would directly reduce your tax bill.
The credit typically covers solar panels, inverters (including Enphase microinverters), battery storage, wiring, mounting hardware, and installation labor. It may also apply to permitting fees, inspection costs, and sales tax in some states. Always check with a tax advisor to confirm which costs are eligible for your specific installation.
This legislation brings significant changes to the federal tax credit for residential and commercial solar and battery systems. Under this new law, homeowners who purchase their systems with cash or a loan will no longer be eligible for the 30% federal tax credit after December 31, 2025. Previously, this solar tax credit was available through 2034.
Starting with the best-case scenario, batteries charged only by collocated solar PV is eligible for the full 30% deduction towards the installed system cost.
Explore the complete guide to solar grants, subsidies, and renewable energy incentives. Learn how to finance your solar panel and energy storage system.
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Yes, you may be able to claim the credit for qualified upgrades, such as adding new solar panels, battery storage, or expanding your system—as long as the additions are installed and paid
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