Fence and Retaining Wall Permit — El Mirage, Arizona · Requirements sheet
Verified 2026-07-06 · Source: https://www.elmirageaz.gov/291/Residential-Property-Improvements
PermitBase is an independent reference and is not affiliated with any government agency. Requirements change and vary by project — confirm current details with the building department before you submit.
Fence and Retaining Wall Permit in El Mirage, Arizona
Unlike many peer Arizona cities, the City of El Mirage requires a permit for a fence of ANY type or height, and for retaining walls over 24 inches — the standard IBC/IRC no-permit exemptions for shorter fences and lower retaining walls were expressly struck out by City of El Mirage local amendment.
Verified 2026-07-06 · Source
When you need this permit
- A permit is required for the construction of a new fence or replacement fence made of ANY type of material — El Mirage's amendment to IBC/IRC 105.2 deletes the base code's exemption for fences not over 7 feet high
- A permit is required for retaining walls over 24 inches (2 feet) in height — El Mirage's amendment deletes the base code's exemption for retaining walls not over 4 feet high, imposing a stricter, lower 24-inch threshold
- Retaining walls 24 to 48 inches in height require plans showing how the wall and footings will be constructed; walls 4 feet (48 inches) or more require an engineered design with sealed, signed structural calculations
- Site Plan with dimensions indicating fence/wall location and length required; a Neighboring Property Owner Authorization Form (notarized/completed by the adjoining property owner) is required for fences
- Fees for fences are based on the valuation of the linear feet of the project; fees for retaining walls are based on valuation; a non-refundable $150.00 application fee applies to both
Required documents
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Fee schedule
Review timeline
Inspection process
- 1
Footings
Before concrete pour, for fences and retaining walls
- 2
Pilasters (masonry only)
For masonry/block fences
- 3
Final
Completed fence/wall verified against approved plans
See the full El Mirage inspection guide — scheduling & re-inspection fees →
Tips
- El Mirage is STRICTER than the unamended IBC/IRC on both fences and retaining walls: the base code's standard exemptions (fences <=7 ft, retaining walls <=4 ft) were expressly deleted by City amendment — a permit is required for a fence of any height/material and for a retaining wall over 24 inches.
- A notarized Neighboring Property Owner Authorization Form (completed by the adjoining property owner) is required for fence permits.
- Retaining walls 4 feet or taller, or walls deemed structurally bearing, require an engineer-sealed design and typically a more involved inspection process.
Frequently asked questions
Sources & verification
Verified against official sources. Last reviewed 2026-07-06.
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the El Mirage building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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