Do you need a permit for a patio, walkway, or driveway in Austin, TX?
It depends on the details of your project.
Flatwork on your own lot needs no building permit.
The exemption ends at the public right-of-way.
A surface more than 30 in above the ground counts as a deck and needs a permit.
A person last checked these rules on October 22, 2026. This is guidance only, so confirm with Austin before you build.
Check your exact lot
Your zoning district sets the setbacks, and a flood zone can change the permit answer. Enter your address to see both.
Permits a patio, walkway, or driveway can need in Austin
| Permit | When it applies |
|---|---|
| Building permit | A surface more than 30 in above the ground counts as a deck, and decks need a permit. |
| Driveway permit (public right-of-way) | Austin's exemption stops at your property line. Work on a driveway approach in the public right-of-way needs a city permit.Medium confidence |
| Floodplain development permit | Paving and fill in a FEMA special flood hazard area need a floodplain permit. |
Local details
- Call 811 at least a few days before you dig footings or post holes. Utility locating is free.
- HOA covenants and deed restrictions can be stricter than city rules. Check yours before you build.
How to apply
- Austin Build + Connect (AB+C)
- Work exempt from building permits
- City and Land Development Code
- Phone: 311 (512-974-2000)
Common questions
- When does a patio, walkway, or driveway need a building permit in Austin?
- A surface more than 30 in above the ground counts as a deck, and decks need a permit. Sidewalks, driveways, and concrete flatwork on your own lot need no building permit in Austin.
- Where do I apply for a patio, walkway, or driveway permit in Austin?
- Apply through Austin Build + Connect (AB+C), or call 311 (512-974-2000).
Sources
- City of Austin, Work Exempt from Building Permits (residential items). Checked 2026-10-22
Unless supporting a surcharge or located within a flood hazard, a retaining wall that is not over 4 feet (1,219 mm) in height measured from the bottom of the footing to the top of the wall... A sidewalk, driveway, or concrete flatwork that is not located in…
- 2024 IRC R105.2, Work exempt from permit (text published by the City of Benson, AZ). Checked 2026-10-19
One-story detached accessory structures, provided that the floor area does not exceed 200 square feet. Fences not over 7 feet high. Decks not exceeding 200 square feet in area, that are not more than 30 inches above grade at any point, are not attached to a…
- 44 CFR 59.1, definition of development (NFIP). Checked 2026-10-19
Development means any man-made change to improved or unimproved real estate, including but not limited to buildings or other structures...
- 44 CFR 60.3, floodplain management criteria. Checked 2026-10-19
Require permits for all proposed construction or other development in the community...