Carrollton vs Dallas
How do retaining walls rules compare between Carrollton, TX and Dallas, TX?
Carrollton and Dallas have similar restriction levels.
Carrollton, TX
Dallas County
Carrollton requires permits for retaining walls above a certain height, typically 4 feet. Engineering review may be required for taller walls.
View full Carrollton rules →Dallas, TX
Dallas County
Retaining walls in Dallas are regulated under the Dallas Building Code and Development Code Chapter 51A. A building permit is required for retaining walls exceeding 4 feet in height measured from the bottom of the footing to the top of the wall. Retaining walls in floodplain areas must also comply with Article V floodplain regulations. Engineering plans stamped by a licensed professional engineer are required for walls above 4 feet.
View full Dallas rules →Key Facts Comparison
| Fact | Carrollton | Dallas |
|---|---|---|
| Permit Free | Up to 4 feet typically | - |
| Engineering | Required over 4 feet | - |
| Setbacks | Apply near property lines | - |
| Drainage | Must be addressed | - |
| Permit Threshold | - | Required for walls over 4 ft in height |
| Engineering Plans | - | PE-stamped plans required over 4 ft |
| Floodplain | - | Article V of Ch. 51A applies in flood zones |
| Building Code | - | Dallas Building Code (IRC/IBC adopted) |
Highlighted rows indicate differences between cities.
Carrollton FAQ
Do I need a permit for a retaining wall?
In Carrollton, walls over 4 feet typically require a building permit and engineered plans. Shorter walls may be exempt.
How close to the property line can I build a retaining wall?
Setback requirements vary. Check Carrollton zoning code for specific distances from property lines.
Dallas FAQ
Do I need a permit for a retaining wall in Dallas?
Yes, if the wall exceeds 4 feet in height from the bottom of the footing to the top. Walls in floodplains may have additional requirements under Article V of the Development Code.
Do I need an engineer for a retaining wall?
Retaining walls over 4 feet in height require engineering plans stamped by a licensed professional engineer registered in Texas.
Compare other topics
See how Carrollton and Dallas compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool