Texas Solar Incentives 2026: Rebates, Property Tax, and ERCOT Battery Programs

Texas is the second-largest solar market in the country, but it's also one of the most confusing for homeowners. There is no statewide residential solar rebate, no mandatory net metering, and no state income tax credit. And yet, in 2026, a well-planned Texas solar and battery installation can still pay itself back in 7 to 10 years thanks to a patchwork of utility rebates, property tax protection, and fast-growing ERCOT grid programs that actually pay you for the electricity stored in your home battery.

If you're a homeowner in Austin, San Antonio, Houston, Dallas-Fort Worth, or anywhere else on the grid, here's what's actually available in 2026 and how to stack the programs correctly.

Start With the Property Tax Exemption — It's Automatic Money

Texas property values climbed roughly 40% between 2020 and 2025 in major metros, and solar typically adds 3% to 4% to a home's appraised value. Under Texas Tax Code §11.27, the added value from a solar or wind energy device is 100% exempt from property tax.

On a $450,000 home where a solar installation adds $18,000 in appraised value, the exemption saves about $360 to $450 per year in property taxes at typical Texas combined rates (1.8% to 2.5%). Over 25 years, that's $9,000 to $11,250 in avoided taxes — comparable in size to what a state rebate would deliver in many other states.

This exemption is not automatic on your tax bill. You must file Form 50-123 with your local county appraisal district the first year after installation. You only file once; the exemption remains on the property for the life of the system.

Utility Rebates: Where Texas Actually Writes Checks

Because ERCOT covers about 90% of the state with a deregulated grid, residential rebates in Texas come from the municipally owned and cooperative utilities — not from retail electric providers. In 2026, the active programs include:

Austin Energy

Austin Energy has been one of the most consistent solar rebate programs in the country. The 2026 solar incentive runs at approximately $2,500 flat rebate for qualifying residential systems, combined with Austin's Value of Solar (VoS) bill credit program, currently around $0.097 per kWh for solar production, recalculated annually. Austin Energy also offers a battery incentive up to $8,500 for AC-coupled home batteries installed alongside a new or existing solar system, subject to program budget availability.

Key rule: Austin Energy requires that you use a utility-approved contractor and complete a pre-installation application before panels go up. Retroactive rebates are not available.

CPS Energy (San Antonio)

CPS Energy's 2026 residential solar rebate stands at roughly $0.60 per DC watt installed, capped at approximately $3,000 per home (subject to annual program budget). CPS also runs the Home Battery Rebate in pilot form, offering up to $2,500 for batteries enrolled in grid services.

Oncor (Dallas-Fort Worth and much of North/West Texas)

Oncor is a wires-only utility and does not sell electricity, so its incentives come through its Take a Load Off Texas program, primarily aimed at commercial and low-income residential efficiency. For solar, Oncor territory homeowners typically stack the federal picture (now limited after Section 25D sunset) with net billing terms from their chosen retail electric provider (REP). Some REPs — Chariot Energy, Green Mountain, Reliant, and TXU — offer buyback plans that pay 1:1 for exported solar kWh during peak windows.

El Paso Electric

El Paso Electric's Grid-Tied Solar Program offers up to $0.40 per watt rebate for qualifying residential solar, with caps that vary year to year. Batteries can participate in EPE's demand response programs for additional annual payments.

Guadalupe Valley Electric Cooperative (GVEC) and other co-ops

Many rural Texas co-ops offer net metering or net billing and occasional equipment rebates. GVEC, Pedernales Electric Cooperative (PEC), and Bandera Electric each publish their own small-scale solar programs. Always call your co-op directly — these don't appear on aggregator sites consistently.

You can search verified programs at your address on the EnergyScout incentive database.

The ERCOT Battery Opportunity: Virtual Power Plants

This is the most underappreciated piece of Texas solar economics in 2026. Since Winter Storm Uri in 2021, ERCOT has aggressively expanded distributed energy resource (DER) aggregation programs that pay homeowners for discharging their home batteries during grid stress events.

Two programs worth knowing:

• Tesla Electric Virtual Power Plant (VPP), available to Texas homeowners with a Tesla Powerwall. Participants can earn $40 to $60 per dispatch event, with 5 to 15 events per summer common. Historical participants have reported $500 to $1,500 in annual payments.

• Base Power Company operates a growing VPP that bundles battery installation at reduced or zero upfront cost in exchange for 10-year grid services participation. Payback structure differs from traditional ownership, so read the contract carefully.

• ERCOT's ADER pilot (Aggregated Distributed Energy Resources) formalizes third-party aggregators like OhmConnect, CPower, and Voltus that can enroll batteries for capacity payments. Enrollment is easiest when the battery has an inverter that supports IEEE 2030.5 and UL 9540 certification — both standard on 2025 and 2026 models like the Tesla Powerwall 3, Enphase IQ Battery 5P, and Franklin WH Home Battery.

For more detail, see our primer on how home batteries earn money in virtual power plants.

What Replaced the 30% Federal Tax Credit?

The Section 25D residential clean energy tax credit expired for systems placed in service after December 31, 2025. For Texas homeowners who would have claimed $6,000 to $12,000 on a typical installation, this is a meaningful shift.

What still applies in 2026:

• Section 48E commercial tax credit, 30% through 2032, which is how third-party solar lease and PPA providers fund $0-down offers to Texas homeowners. Sunrun, Palmetto, Freedom Solar, and Sunnova all continue to offer leases in Texas.
• Sales tax exemption on solar energy devices (Texas Tax Code §151.333). Solar equipment is exempt from state sales and use tax (6.25% state plus up to 2% local).
• Net billing at select REPs. Chariot Energy's Lone Star Saver, Green Mountain's Renewable Rewards, and TXU's Home Solar Buyback Plus all offer 1:1 or near-1:1 buyback of exported kWh during billed periods.

A Realistic 2026 Texas Project Budget

Example: 8 kW solar + 13.5 kWh battery in Austin Energy territory.

Line Item	2026 Value
System gross cost (solar + battery)	~$34,500
Austin Energy solar rebate	-$2,500
Austin Energy battery rebate	-$8,500
Sales tax exemption	-$2,150
Net cost after incentives	~$21,350
Estimated annual bill offset	~$2,400
Annual property tax savings	~$400
Estimated VPP annual revenue	~$800
Simple payback	~6-7 years

In CPS Energy territory, the same system typically nets out around $27,000 after rebates with a 7 to 9 year payback. In Oncor territory, where utility rebates are minimal, the payback depends heavily on which REP you choose for buyback terms.

Run a specific estimate for your Texas zip code on the EnergyScout solar calculator.

How to Stack the Incentives Correctly

Order of operations matters in Texas. The correct sequence is usually:

1. Get quotes from at least three installers. Make sure all three quote the exact same system size and equipment so you're comparing apples to apples.
2. Confirm utility pre-approval is filed before signing. Austin Energy and CPS Energy both require pre-approval. Skipping this step forfeits the rebate.
3. Review battery VPP enrollment terms. Some VPPs have 5- to 10-year commitments, which can complicate a home sale.
4. File the §11.27 property tax exemption (Form 50-123) with your county appraisal district in January after the installation year. It is a one-time filing.
5. Choose or switch your REP to a solar-friendly buyback plan once interconnection is active.

Red Flags Specific to Texas

• "Guaranteed full rebate amount" from an installer whose paperwork is not on file with your utility. Rebate budgets are first-come, first-served and typically exhaust mid-year.
• Door-to-door sales post-storm. After major hail or wind events in Texas, fly-by-night contractors appear. Verify NABCEP certification and Texas Department of Licensing and Regulation (TDLR) electrical contractor licensing before signing.
• Leases that count Austin Energy's VoS rate as "your savings." The VoS is not a 1:1 credit — it's a separate production payment. Make sure the installer's savings calculation matches the actual billing structure.

For more on vetting, read how to vet a solar installer in 9 questions.

Next Step

Texas solar economics come down to knowing exactly which utility serves your address, which REP you buy power from, and which storage program your hardware qualifies for. Plug your zip code into the EnergyScout incentive database to see every verified program available at your address — utility rebates, VPP eligibility, property tax savings, and REP buyback plans in one view.

Sources

1. Texas Comptroller, "Property Tax Exemptions for Solar and Wind-Powered Energy Devices (Tax Code §11.27)," https://comptroller.texas.gov/taxes/property-tax/exemptions/solar-wind.php
2. DSIRE, Texas Programs Summary, https://programs.dsireusa.org/system/program?state=TX
3. Austin Energy, "Solar Photovoltaic Rebate Program," https://austinenergy.com/green-power/solar-solutions/residential
4. CPS Energy, "Solar PV Rebate and Battery Rebate," https://www.cpsenergy.com/
5. ERCOT, "Aggregated Distributed Energy Resources Pilot," https://www.ercot.com/
6. SEIA, "Texas Solar State Profile," https://www.seia.org/state-solar-policy/texas-solar
7. U.S. Energy Information Administration, "Texas State Electricity Profile," https://www.eia.gov/electricity/state/texas/