ADU Impact Fees: Chandler vs Peoria
How do adu impact fees rules compare between Chandler, AZ and Peoria, AZ?
Chandler and Peoria have similar restriction levels.
Chandler, AZ
Maricopa County
Chandler does not impose dedicated ADU impact fees. Ariz. Rev. Stat. section 9-461.18 limits the fees cities may charge on accessory dwelling units to ensure compliance with the state by-right mandate. Standard building permit and plan review fees through Chandler Development Services apply, calculated on construction valuation. Water and sewer development fees may apply only when new utility connections are installed.
View full Chandler rules →Peoria, AZ
Maricopa County
Ariz. Rev. Stat. section 9-461.18 limits the fees Peoria may charge on accessory dwelling units and expressly prohibits requiring off-site street improvements. Standard building permit and plan review fees through Peoria Development and Engineering apply, calculated on construction valuation under the City's adopted fee schedule. Water and sewer development fees may apply if the ADU triggers a new utility connection.
View full Peoria rules →Key Facts Comparison
| Fact | Chandler | Peoria |
|---|---|---|
| Dedicated ADU Impact Fee | None in Chandler | None in Peoria |
| State Cap | ARS 9-461.18 limits excessive ADU fees | ARS 9-461.18 limits excessive ADU fees |
| Permit Fee Basis | Construction valuation | Construction valuation |
| Utility Fees | Only if new connections required | Only if new connections required |
| Transportation Impact Fee | Not applied to ADUs | - |
| Park Impact Fee | Not applied to ADUs | - |
| Street Improvement | - | Cannot be required (state preempted) |
| Permit Authority | - | Peoria Development and Engineering |
Highlighted rows indicate differences between cities.
Chandler FAQ
Does Chandler charge an ADU impact fee?
No. Chandler does not impose a dedicated ADU impact fee. You pay standard building, plumbing, mechanical, and electrical permit fees through Development Services based on construction valuation. Water and sewer development fees apply only if a new meter or service connection is installed.
Can Chandler impose excessive ADU fees?
No. Arizona Revised Statutes section 9-461.18 limits the fees Chandler may impose on accessory dwelling units to prevent the state by-right mandate from being undermined. Fees must reasonably reflect the actual cost of services provided and cannot effectively prohibit ADU construction.
Peoria FAQ
Does Peoria charge an ADU impact fee?
Peoria does not impose a dedicated ADU impact fee. You pay standard building, plumbing, mechanical, electrical, and fuel-gas permit fees through Development and Engineering based on construction valuation. Water and sewer development fees apply only if a new meter or service connection is installed.
Can Peoria require street improvements for my ADU?
No. Arizona Revised Statutes section 9-461.18 expressly prohibits cities from requiring off-site street improvements as a condition of approving an accessory dwelling unit. Excessive fees that effectively prohibit ADU construction can be challenged under the state preemption framework.
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