Office: (830) 505-7402 
Website: http://www.co.frio.tx.us/  | 

Perform engineering duties within the county; such as design, construction, and maintenance of all county roads and bridges; maintain all county buildings and parks; review and approve septic permits; review and processing of subdivision plats; review and process utility permits within county right of ways; and assist with the 911 address system.

All payments have to be made out to "Frio County". Acceptable forms of payment are either a money order or cashier's check.

Utility Permits, Regulations, and Application:

• Underground Utility Permit
  • Commercial Utility Permit
  • Residential Utility Permit
• Septic System Permit
• RV-Manufacture Home Regulations
• Subdivision Regulations
• Pipeline Permit/Application Checklist
• Pipeline Permit Process
• Pipeline Application
• Pipeline for R.O.W. Under County Road