Solar Battery Incentives
The federal credit that once covered solar and storage together ended after December 31, 2025. Installing them as one project still stacks net metering with state and utility programs for real savings.
Available incentives
| Program | Amount | Who qualifies |
|---|---|---|
| Net metering / billing credits | Ongoing | Most utilities (rules vary) |
| State / utility rebate | Varies | Select states |
- › Adding a battery to existing solar can still qualify for state storage rebates on the battery.
Amounts and eligibility vary by location and change over time. Use the Savings Finder to see exactly what you qualify for at your address.
Solar-plus-storage incentives
Installing solar and a battery together is still one of the better-supported home upgrades available. The 30% federal Residential Clean Energy Credit ended for property placed in service after December 31, 2025, but state, utility, and net-metering programs remain, and they stack.
The combined effect still trims the system cost meaningfully while locking in decades of lower energy bills.
What still applies to the whole system
State and utility programs generally treat solar-plus-storage as one system, panels, inverter, battery, and installation together. Adding a battery to an existing solar array usually qualifies on its own, so you don't lose the incentive by phasing your project, though the rules differ program to program.
A Powerwall 3 with its built-in inverter is a popular choice for new solar-plus-storage systems.
Ongoing value beyond the rebates
- Net metering or billing credits for excess solar you export
- State and utility rebates in select areas
- Virtual Power Plant payments for sharing stored energy
- Time-of-use savings from using stored energy at peak hours
- Energy independence and resilience during outages
How to claim and maximize
Keep your itemized invoice, every application asks for it. For net metering and local rebates, follow your utility's and state's processes. Because net-metering rules and rebate funding change, timing your install matters, our Savings Finder shows what's available now at your address.
How export rules quietly changed the math
The story of the last few years: utilities cutting export compensation (California's NEM 3.0 most famously) turned 'sell your surplus' into 'store your surplus.' Under reduced-export tariffs, every kilowatt-hour a battery time-shifts from noon production to evening consumption earns the full retail rate instead of the wholesale export credit, often tripling the value of that stored energy.
This is why new solar quotes increasingly include storage by default, and why adding a battery to an older system under legacy net metering deserves a check first: some legacy agreements are valuable enough to protect, and equipment changes can trigger tariff transitions. We read your specific agreement before recommending anything.
The combined-system claim, step by step
- One installation contract covering panels, inverter/Powerwall, and labor keeps every rebate application clean
- Interconnection approval documents the system for both the rebate applications and future sale
- State solar and storage programs claim separately where both exist
- Property-tax exclusions for renewable additions apply in many states, worth the county form
A worked stack: 8kW solar + one Powerwall
Concrete numbers make the incentives real. Take an 8kW array with one Powerwall quoted at $38,000 gross. The 30% federal credit that once returned $11,400 on that number ended after 2025. A state storage rebate (where live) might still take off $1,500–$3,000, putting the net near $35,000–$36,500 for a system offsetting most of the electric bill and carrying the home through outages, with VPP enrollment adding ongoing payments in participating territories.
The equipment warranties run 25 years (panels) and 10 (battery), and against a $220 monthly bill the system keeps earning across all of it. Payback now turns far more on your state's programs and your utility's rates than it did when a federal credit flattened the difference between markets, which is why the local numbers are the ones worth running.
Frequently asked questions
No. The Residential Clean Energy Credit (25D) ended for property placed in service after December 31, 2025. State, utility, and net-metering programs are now what lower the cost of a solar-plus-storage system.
Yes. Most state and utility storage programs accept a qualifying battery (3 kWh or more) added to an existing solar array, so phasing your project doesn't have to cost you the incentive.
Net metering credits you for excess solar energy you send back to the grid, offsetting the power you draw later. Rules and credit rates vary by utility and state, and they affect how quickly a solar-plus-storage system pays off.
Follow each program's process: net metering runs through your utility, while state and utility rebates each carry their own application and deadline. Keep your itemized invoice for all of them. Our Savings Finder maps out what applies to your address.
Under full net metering, oversized solar banked value with the grid; under reduced-export rules, matching solar to consumption and adding storage usually wins. Your tariff decides, we model both against your actual usage.
In most states, no, renewable-energy property-tax exclusions shield the added value. It's a one-page county filing that owners routinely skip; we flag it at handoff. Keep the interconnection approval and inspection records with your home documents, they answer every future appraiser, insurer, and buyer question about the system in one envelope.
Claimed credits and rebates are yours and stay claimed. The system itself typically transfers with the home, and increasingly appraises as value, with studies showing solar-plus-storage homes selling faster and higher in most markets.