San Antonio's Solar Energy: The Rules That Matter

San Antonio maintains 213 local ordinances across all categories, and 2 of those deal specifically with solar energy. Here is a breakdown of what the city actually requires, what is prohibited, and where San Antonio falls on the strict-to-permissive spectrum compared to other cities.

Panel Permits

Solar panel installation in San Antonio requires a building permit from the Development Services Department and pre-approval from CPS Energy for grid-tied systems. UDC § 35-398 governs renewable energy systems, setting zoning rules for ground-mounted solar farms and height limits of 12 feet for panel arrays. Roof-mounted residential systems require structural engineering analysis and must comply with the adopted electrical code. Permit fees range from $275 to $525.

Key details: Code Section: UDC § 35-398 (Renewable Energy Systems). Permit Fee: $275–$525. CPS Energy: Pre-approval required for grid-tied systems. Ground Mount Height: 12 ft maximum for panel arrays. Historic Districts: Must meet with Historic Design and Review Commission.

San Antonio is more permissive than most cities when it comes to panel permits. That said, there are still limits.

HOA Restrictions

Texas Property Code § 202.010 prohibits HOAs from banning or unreasonably restricting solar energy devices, including solar panels and solar roof tiles (added by HB 431). HOAs may require devices to conform to the property's roof slope and color but cannot deny installation. San Antonio follows state law, and CPS Energy's solar rebate program provides additional incentives for residential solar regardless of HOA status.

Key details: State Law: TX Property Code § 202.010. Protection: HOAs cannot ban solar panels or solar roof tiles. HB 431: Expanded definition to include solar roof tiles. HOA Authority: May require conforming roof slope/color only. CPS Rebate: CPS Energy offers residential solar rebates.

The rules around hoa restrictions in San Antonio lean permissive, but that does not mean anything goes.

The Bottom Line

Compared to many U.S. cities, San Antonio gives residents more room on solar energy. 2 of the 2 rules here are rated permissive. But permissive does not mean unregulated. There are still requirements, and the city does enforce them when violations are reported.

Keep in mind that San Antonio can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.