Patio Permit Requirements in Smithville, TN
City of Smithville is the AHJ: listed EXEMPT on the TN State Fire Marshal residential jurisdictions list, meaning it enforces its own local building codes (not the state, not DeKalb County). Building and Zoning at City Hall, 104 E. Main St Ste 103, 615-597-4745 ext. 2. TN statewide residential minimum is the 2018 IRC (with 2018 IECC); the city does not publish its own specific adopted edition or a fee schedule online and directs fee questions to ext. 2. DeKalb County is separately exempt for unincorporated areas (inspector Lewis Bryant, 931-644-3935). County seat of DeKalb County.
By Joey, Founder · Last verified May 31, 2026 · How we research →
When you don’t need a Patio permit
An at-grade uncovered patio is generally not a permitted structure. Adding a roofed or enclosed cover creates a structure requiring a building permit from the City of Smithville (City Hall, Building and Zoning) under the 2018 IRC; confirm with City Hall, 615-597-4745 ext. 2.
Patio Permit Costs: Smithville vs. Nearby
| City | Estimated Fee |
|---|---|
| Smithville | N/A |
| Nashville | $100 – $500 |
| Memphis | $100 – $500 |
| Knoxville | $100 – $500 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation. See all Smithville permit costs →
Zoning Considerations
Patios contribute to impervious surface coverage on your lot. Many cities cap total impervious coverage at 40–60% of lot area. Check with your planning department before adding large hardscape areas.
Estimated Project Timeline
Here's a typical timeline for a patio project:
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Frequently Asked Questions
Contact the building department for current Patio permit fee information. Fees typically vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Patio projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Contact the building department for current processing times. Timelines vary based on project complexity and whether plan review is required.
Learn More About Patio Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Patio Guide →