Retaining wall permit checklist — Millcreek, Utah
Assembled from Millcreek’s own published permit rules. Every line below is quoted from a city document and linked to it. Nothing here is generated, estimated, or inferred from another jurisdiction.
Do you need a permit?
Millcreek requires a permit for a retaining wall.
Retaining walls retaining less than 4 feet of unbalanced fill are exempt from a building permit unless the wall supports a surcharge or requires design under IRC Section R404.4; grade changes over 12 inches also require Public Works Department approval.
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Sources
- retaining wall — permit rules ↗verified August 2026
Other permits Millcreek publishes rules for
Listed because the city publishes a separate rule for each type — not because this project necessarily triggers one. Whether it does depends on your scope of work.
- Deck permit checklist
- Fence permit checklist
- Shed permit checklist
- Water heater permit checklist
- Re-roof permit checklist
- Electrical work permit checklist
- General building work permit checklist
BuildSpec is a reference, not the authority having jurisdiction. Confirm requirements with Millcreek before you build.