Basement permit in San Antonio, TX
Yes — you need a permit for basement work in San Antonio.
| Permit needed? | Yes |
|---|---|
| Where the line falls | No size threshold in the code |
| Fee | Permit fee per city fee schedule based on estimated project valuation (Sec. 10-10); no dollar figures in the code. |
| Review time | Not in the ordinance |
| Code section | Sec. 10-6(e)(1) |
| Based on | City of San Antonio Code of Ordinances Ch. 10, adopting IRC 2024 (Sec. 10-36) |
How to pull the permit
- Put together a site plan showing where the work goes, with dimensions.
- Apply through the San Antonio building department.
- Pay the permit fee when the permit is issued. Work done before that isn't covered.
- Book each inspection listed on the permit as the job reaches that stage.
If you skip it
Work commenced before permit issuance is subject to double permit fees (Sec. 10-10(d)).
Nearby cities, same job
Rules stop at the city line. If your lot is near a boundary, or you work across several towns, this is where they differ.
| City | Distance | Permit? | Where the line falls |
|---|---|---|---|
| San Antonio | — | Yes | No size threshold in the code |
| Austin | 74 mi | Yes | No size threshold in the code |
| El Paso | 498 mi | Yes | No size threshold in the code |
| Memphis | 634 mi | Yes | No size threshold in the code |
| Germantown | 641 mi | Yes | No size threshold in the code |
| Douglas | 670 mi | Yes | Finishing a basement or converting it to habitable/living… |
Other work in San Antonio
Questions people ask
How much does a basement permit cost in San Antonio?
Permit fee per city fee schedule based on estimated project valuation (Sec. 10-10); no dollar figures in the code.. Valuation-based fees mean the number depends on what the job is worth, so the department quotes it when you apply.
I already built it without a permit. What now?
San Antonio can issue a stop-work order and require you to apply after the fact, sometimes with an extra fee. Work that was covered up may have to be opened for inspection. Full walkthrough here.
Does unpermitted work cause problems when selling the house?
Often, yes. A buyer's inspector or the title company may flag it, and lenders can balk at financing a home with open or missing permits. What to do about it.