2 rules for unincorporated Williamson County, Texas.
Verified from official government sources
Unincorporated Williamson County has no zoning and does not issue building or zoning permits for rooftop solar. Installations follow the National Electrical Code and require an interconnection agreement with the serving utility, such as Oncor or Pedernales Electric Cooperative.
Texas law bars a property owners' association from prohibiting solar energy devices. Williamson County HOAs like Sun City and Cimarron Hills may set reasonable placement conditions but cannot ban rooftop solar outright under Property Code Section 202.010.
Tex. Property Code §202.010
Except as otherwise provided by Subsection (d), a property owners' association may not include or enforce a provision in a dedicatory instrument that prohibits or restricts a property owner from installing a solar energy device.
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