Do you need a permit for a retaining wall in Sacramento, CA?
It depends on the details of your project.
Retaining walls up to 4 ft, measured from the bottom of the footing, need no permit.
A wall that holds back extra load (a surcharge) needs a permit at any height.
Sacramento lists retaining walls as permit work above that limit.
A person last checked these rules on October 19, 2026. This is guidance only, so confirm with Sacramento 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 retaining wall can need in Sacramento
| Permit | When it applies |
|---|---|
| Building permit | Sacramento exempts only retaining walls 4 ft or less from the bottom of the footing that hold back no extra load. |
| Floodplain development permit | Grading and walls 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
- Sacramento required permits
- Phone: 311 (916-264-5011)
Common questions
- When does a retaining wall need a building permit in Sacramento?
- Sacramento exempts only retaining walls 4 ft or less from the bottom of the footing that hold back no extra load. A wall 4 ft or less from footing to top, with no load above it, needs no permit in Sacramento.
- Where do I apply for a retaining wall permit in Sacramento?
- Apply through Sacramento required permits, or call 311 (916-264-5011).
Sources
- City of Sacramento, Required Building Permits. Checked 2026-10-22
A permit is required for projects such as new construction, additions, remodeling, and repairs to electrical, mechanical, and plumbing systems. Examples include: Enclosures and carports... Garage conversions... Decks and patio covers... Retaining walls... S…
- 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...