Carson County, TX - 2026 Building Permit Guide

Permit Authority

Unincorporated areas of Carson County only, excluding Panhandle, White Deer, Groom, and Skellytown city limits.

Department

Carson County and Office of Emergency Management

Address

Carson County Courthouse, 501 Main St, Panhandle, TX 79068

Phone

(806) 537-2200

Email

carsonemc@co.carson.tx.us

Website

https://www.co.carson.tx.us/

Online Permit Portal

Application Process

1. Confirm the parcel is in unincorporated Carson County and not inside Panhandle, White Deer, Groom, or Skellytown.
2. Determine whether the project involves an OSSF or septic system. No public county general building permit path for ordinary vertical construction was located.
3. Use TCEQ's county permitting authority lookup and county to region list. Carson County is in TCEQ Region 1, Amarillo.
4. For OSSF work, submit the application and planning materials to the permitting authority. TCEQ requires a permit and approved plan to construct, alter, repair, extend, and operate an OSSF unless an exemption applies.
5. Arrange the required site evaluation by a licensed site evaluator or professional engineer where applicable under TCEQ rules.
6. Wait for permit review. TCEQ requires the permitting authority to approve or deny the OSSF application within 30 days of receipt.
7. If the project is residential new construction and no county inspection program applies, separately evaluate whether Texas HB 2833 private inspection rules affect the project.

Typical processing time: OSSF permit review: 30 days for permitting authority approval or denial.

Source: Carson County and Office of Emergency Management

General Requirements

No public county general building permit requirement was found for ordinary construction in unincorporated Carson County. For OSSF and septic systems, TCEQ requires a permit and approved plan to construct, alter, repair, extend, and operate an OSSF unless an exemption applies.

Required Documents

• For OSSF work: application and planning materials submitted to the permitting authority, plus required site evaluation material where applicable

Building code

No public county adoption of a general building code for unincorporated Carson County was identified.

Owner-builder

TCEQ states an owner may install an OSSF only if the permitting authority allows it and the project meets TCEQ's owner installer conditions.

Contractor requirements

OSSF installers and related personnel are regulated under state licensing rules. No county contractor licensing or registration program was identified for general building work.

Work That Does NOT Require a Permit

Contact the Carson County and Office of Emergency Management to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

• OSSF inspections are handled by the permitting authority under TCEQ's program (other)

Typical inspection sequence: For OSSF work, inspections depend on the permitting authority and the approved system plan.

Additional Resources

• Building code: No public county adoption of a general building code for unincorporated Carson County was identified.
• Verify contractor license: Texas TDLR License Lookup
• Carson County Home Page
• Carson County Emergency Management
• TCEQ OSSF Permits Page
• TCEQ Authorized Agent Page
• TCEQ County to Region Page
• TCEQ 2023 Authorized Agent Report
• License lookup guide: Texas Contractor License Requirements
• Contract template: Texas Homeowner-Contractor Agreement
• Texas hub: Texas Contractor License & Permit Hub

Frequently Asked Questions

Carson County Building Permit FAQ

Do I need a building permit in unincorporated Carson County, TX?

No public county general building permit requirement was found for ordinary construction in unincorporated Carson County. For OSSF and septic systems, TCEQ requires a permit and approved plan to construct, alter, repair, extend, and operate an OSSF unless an exemption applies.

How do I apply for a building permit in unincorporated Carson County, TX?

1. Confirm the parcel is in unincorporated Carson County and not inside Panhandle, White Deer, Groom, or Skellytown. 2. Determine whether the project involves an OSSF or septic system. No public county general building permit path for ordinary vertical construction was located. 3. Use TCEQ's county permitting authority lookup and county to region list. Carson County is in TCEQ Region 1, Amarillo. 4. For OSSF work, submit the application and planning materials to the permitting authority. TCEQ requires a permit and approved plan to construct, alter, repair, extend, and operate an OSSF unless an exemption applies. 5. Arrange the required site evaluation by a licensed site evaluator or professional engineer where applicable under TCEQ rules. 6. Wait for permit review. TCEQ requires the permitting authority to approve or deny the OSSF application within 30 days of receipt. 7. If the project is residential new construction and no county inspection program applies, separately evaluate whether Texas HB 2833 private inspection rules affect the project.

How long does it take to get a building permit in unincorporated Carson County, TX?

Typical processing time is OSSF permit review: 30 days for permitting authority approval or denial..

What work is exempt from building permits in unincorporated Carson County, TX?

The following work is generally exempt: 10 acre rule exemption if all TCEQ conditions are met; Emergency repairs listed by TCEQ, if reported in writing to the permitting authority within 72 hours after repairs begin; Grandfathered OSSFs may not need a permit if they meet TCEQ's stated conditions. Note: Exemptions listed are OSSF-specific state exemptions verified by TCEQ. No public exempt-work list was found for general county construction because no public countywide building permit program was identified.

How do I schedule a building inspection in unincorporated Carson County, TX?

Inspections can be scheduled via: OSSF inspections are handled by the permitting authority under TCEQ's program.