How do I apply for a building permit in Knox City, TX?

1. Verify the parcel is inside Knox City limits. 2. Determine whether the project is in a FEMA special flood hazard area or in an airport-zoning-regulated area around Knox City Municipal Airport. 3. For floodplain-regulated work, submit a development-permit application to the floodplain administrator on city-furnished forms. 4. For airport-zoning-regulated work, apply through the office of the mayor on a form furnished by the mayor. 5. Wait for city review. The floodplain administrator reviews, approves, or denies floodplain development permit applications. Airport-zoning permit applications are considered by the joint airport zoning board through the mayor's office. 6. If relief from floodplain standards is needed, the city council acts as the appeal board for variance requests.

What work is exempt from building permits in Knox City, TX?

The following work is generally exempt: For airport zoning only: trees or structures under 75 feet above ground when the stated location and height conditions are met and the structure does not exceed the applicable zone limit. Note: No public citywide exempt-work list for a general building permit program was found.

City Building Permits

Knox City, TX - 2026 Building Permit Guide

How to apply for a building permit in Knox City, Texas. Permit authority, application steps, fees, and inspection requirements.

Texas Knox County Updated March 2026

Permit Authority

Knox City city limits only.

Department: City of Knox City; City Hall / Mayor's Office
Address: 902 E Main St, Knox City, TX 79529; mailing address PO Box 188, Knox City, TX 79529-0188
Phone: (940) 658-3313
Email: citykc@srcaccess.net
Website: https://knoxcitytexas.gov/

Online Permit Portal

Open City of Knox City

Platform: • Account required: No • Submission: In-person only

Additional resources:

Application Process

Verify the parcel is inside Knox City limits.
Determine whether the project is in a FEMA special flood hazard area or in an airport-zoning-regulated area around Knox City Municipal Airport.
For floodplain-regulated work, submit a development-permit application to the floodplain administrator on city-furnished forms.
For airport-zoning-regulated work, apply through the office of the mayor on a form furnished by the mayor.
Wait for city review. The floodplain administrator reviews, approves, or denies floodplain development permit applications. Airport-zoning permit applications are considered by the joint airport zoning board through the mayor's office.
If relief from floodplain standards is needed, the city council acts as the appeal board for variance requests.

Source: City of Knox City; City Hall / Mayor's Office

General Requirements

Knox City code requires a floodplain development permit for development in areas of special flood hazard, and the airport-zoning article requires permits for material changes in land use and for structures or trees in the regulated airport zones.

Required Documents

For floodplain development permits: scaled plans showing location, dimensions, elevations, structures, and flood-hazard relationship data, plus elevation and floodproofing information

Work That Does NOT Require a Permit

Contact the City of Knox City; City Hall / Mayor's Office to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

Typical inspection sequence: The reviewed floodplain code requires permit review before development and ongoing administrative review for compliance.

Additional Resources

Verify contractor license: CSLB License Lookup
Zoning information: View zoning info
City of Knox City Official Website
Contact Us
Floodplain Regulations
Airport Zoning Regulations
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 City of Knox City; City Hall / Mayor's Office before applying.

Frequently Asked Questions

Knox City Building Permit FAQ

Do I need a building permit in Knox City, TX?: Knox City code requires a floodplain development permit for development in areas of special flood hazard, and the airport-zoning article requires permits for material changes in land use and for structures or trees in the regulated airport zones.
How do I apply for a building permit in Knox City, TX?: 1. Verify the parcel is inside Knox City limits. 2. Determine whether the project is in a FEMA special flood hazard area or in an airport-zoning-regulated area around Knox City Municipal Airport. 3. For floodplain-regulated work, submit a development-permit application to the floodplain administrator on city-furnished forms. 4. For airport-zoning-regulated work, apply through the office of the mayor on a form furnished by the mayor. 5. Wait for city review. The floodplain administrator reviews, approves, or denies floodplain development permit applications. Airport-zoning permit applications are considered by the joint airport zoning board through the mayor's office. 6. If relief from floodplain standards is needed, the city council acts as the appeal board for variance requests.
What work is exempt from building permits in Knox City, TX?: The following work is generally exempt: For airport zoning only: trees or structures under 75 feet above ground when the stated location and height conditions are met and the structure does not exceed the applicable zone limit. Note: No public citywide exempt-work list for a general building permit program was found.

Need help with your project?

Navigating permits in Knox City can be complicated.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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