County Building Permits
Throckmorton County, TX - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Throckmorton County, Texas. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Unincorporated Throckmorton County only. No countywide general building-permit department found. Verified county controls are narrower: OSSF permitting through the county authorized agent for the entire county, a special North Central MWA OSSF service area around Millers Creek Reservoir, and county floodplain participation under the NFIP.
- Department
- Throckmorton County Authorized Agent for OSSF matters; County Judge's Office
- Address
- Throckmorton County Courthouse, 101 N Minter Ave, Throckmorton, TX 76483
- Phone
- 940-849-8805
Online Permit Portal
Platform: TCEQ OARS • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Confirm the property is in unincorporated Throckmorton County and whether it is in the county's general service area or in the special North Central MWA service area around Millers Creek Reservoir.
- For septic work, contact the local authorized agent before construction.
- Submit the OSSF application and supporting materials (owner information, legal description, site address, site evaluator, installer, soil/site evaluation, and planning materials if applicable) to the local authorized agent.
- Obtain authorization to construct before starting work.
- Complete any local inspections required by the authorized agent before cover and final approval.
- For floodplain development in regulated flood hazard areas, contact the county before development.
Source: Throckmorton County Authorized Agent for OSSF matters; County Judge's Office
General Requirements
No public evidence of a countywide general building permit program was found. Verified county permits/approvals are narrower. OSSF permits are required before new on-site sewage construction through the local authorized agent. Floodplain development permits are required before construction or development begins within regulated flood hazard areas under the NFIP framework.
Required Documents
- Owner information
- Legal description verification
- Site address
- Water source information
- Site evaluator information
- Installer information and license
- Soil/site evaluation
- Planning materials (if applicable)
- Owner-builder
- For OSSF, state rules govern installer licensing and any homeowner exemptions; the county website does not publish local guidance.
- Contractor requirements
- For OSSF, installer licensing is governed by TCEQ state rules and the permit application requires installer license information.
Work That Does NOT Require a Permit
Contact the Throckmorton County Authorized Agent for OSSF matters; County Judge's Office to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- Inspection hours
- Monday through Friday, 8:00 a.m. to 5:00 p.m. (county authorized agent)
Typical inspection sequence: For OSSF, a typical path is application, authorization to construct, local inspection(s), and final approval. For floodplain-regulated development, county review occurs before development in regulated flood hazard areas.
Additional Resources
- Throckmorton County Official Website
- County Contact Information
- County Judge Office
- TCEQ OARS Lookup Tool
- License lookup guide: Texas Contractor License Requirements
- Contract template: Texas Homeowner-Contractor Agreement
- Texas hub: Texas Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Throckmorton County Authorized Agent for OSSF matters; County Judge's Office before applying.
Frequently Asked Questions
Throckmorton County Building Permit FAQ
- Do I need a building permit in unincorporated Throckmorton County, TX?
- No public evidence of a countywide general building permit program was found. Verified county permits/approvals are narrower. OSSF permits are required before new on-site sewage construction through the local authorized agent. Floodplain development permits are required before construction or development begins within regulated flood hazard areas under the NFIP framework.
- How do I apply for a building permit in unincorporated Throckmorton County, TX?
- 1. Confirm the property is in unincorporated Throckmorton County and whether it is in the county's general service area or in the special North Central MWA service area around Millers Creek Reservoir. 2. For septic work, contact the local authorized agent before construction. 3. Submit the OSSF application and supporting materials (owner information, legal description, site address, site evaluator, installer, soil/site evaluation, and planning materials if applicable) to the local authorized agent. 4. Obtain authorization to construct before starting work. 5. Complete any local inspections required by the authorized agent before cover and final approval. 6. For floodplain development in regulated flood hazard areas, contact the county before development.
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