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San Antonio, Texas
San Antonio is served by CPS Energy, a city-owned utility with its own solar programs outside the competitive market.
Last verified October 9, 2026
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The short answer: San Antonio homes are served by CPS Energy, a city-owned utility that sets its own rules for customer solar rather than leaving buyback terms to retail providers. Texas’s 2025 solar law gives San Antonio homeowners five business days to back out of newer residential contracts.
Because San Antonio isn’t open to retail competition, CPS Energy’s own programs determine how exported solar is handled. Check its current terms against your proposal.
Hot summers and fast-growing suburbs on the city’s edges brought heavy door-to-door solar activity to San Antonio neighborhoods.
For residential solar contracts signed on or after September 1, 2025, San Antonio buyers get five business days to cancel, and the lender must cancel the related loan. Retailers must register with TDLR.
Read the full Texas solar cancellation guide | How to cancel a solar contract
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These guides help San Antonio homeowners check CPS bills and handle contract problems.
Common questions
Yes. CPS Energy is owned by the City of San Antonio.
No. CPS Energy sets its own terms.
Yes, within five business days.
Yes, with TDLR.
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Solar Cancellation HQ is not a law firm and does not provide legal advice. This page is general information, and reading it or submitting a form does not create an attorney-client relationship. Not every contract qualifies, and no outcome is guaranteed. We never advise anyone to stop making payments on a solar loan, lease or PPA. Laws and utility rules change, so verify before acting. Last verified October 9, 2026.