§ TN Tennessee
County permits
Union County
Union County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Union County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Union County Assessor of Property
- Website
- Portal ↗
- Online portal
- Portal ↗
- Phone
- 865-992-3211
- Address
- 901 Main Street, Suite 106, Maynardville, TN 37807
§ 02 Jurisdictions
Cities in Union County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Union County, Tennessee. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.