Fayette County, TX septic permits and regulations

Septic systems in Fayette County, Texas are permitted by Fayette County Health Department under 30 TAC Chapter 285.

Septic permit program

  • Program type: County Program
  • Authorized agent: Amber Hielscher (County Inspector)
  • Own septic program: Yes
  • Local rules beyond the state: No
  • Population: 24,435

Permit fee comparison

Average septic permit fee in Fayette County: $222. Texas average: $285.

Local rules

County Inspector: Amber Hielscher (979-968-1809, cell: 979-208-9539). Room 307, Fayette County Courthouse, 151 N Washington St, La Grange, TX 78945. OSSF regulation adopted 2006. Fee schedule effective January 1, 2017. All septic installations, repairs, alterations, tank replacements, and wastewater discharge must be permitted, inspected, and approved. Licensed OSSF installer list and aerobic maintenance provider list available on website (Google Sheets links). OSSF application requires Microsoft Edge for online form completion. Form SS-182A and Septic System Precautions Acknowledgment required.

What SepticPro has on file for Fayette County

  • 2 permit fees with sources
  • The agency phone, email and office address
  • Setback distances
  • Soil and perc test requirements
  • Allowed system types
  • System design rules
  • Inspection requirements
  • Maintenance and pumping rules
  • Point-of-sale rules
  • Installer, designer and pumper licensing

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Draw a permit-ready site plan for Fayette County

Enter the address, draw the system on the aerial with the parcel lines and topo, and print it to scale for Fayette County Health Department. See how SepticPro site plans work.

Other Texas counties

Data checked 2026-03-16. Always confirm requirements with Fayette County Health Department before applying.