ADU Rental Restrictions: Gilbert vs Surprise
How do adu rental restrictions rules compare between Gilbert, AZ and Surprise, AZ?
Gilbert has fewer restrictions than Surprise.
Gilbert, AZ
Maricopa County
Gilbert permits long-term ADU rentals without registration or licensing. HB 2720 prohibits Gilbert from imposing minimum-lease terms longer than 30 days or banning ADU rentals. Short-term ADU rentals (under 30 days) require Gilbert vacation rental registration under ARS 9-500.39 and remittance of Transaction Privilege Tax.
View full Gilbert rules →Surprise, AZ
Maricopa County
Long-term rental of a Surprise ADU (90+ days) is fully protected under ARS § 9-461.18 and cannot be restricted by the city. Short-term rentals (under 30 days) are governed by ARS § 9-500.39, which preempts most local prohibitions but allows Surprise to require STR registration, impose health-safety standards, and apply an owner-occupancy condition on ADUs built after September 14, 2024. Surprise requires STR registration through its short-term rental permit program.
View full Surprise rules →Key Facts Comparison
| Fact | Gilbert | Surprise |
|---|---|---|
| Long-Term | No registration required | - |
| STR Statute | ARS §9-500.39 | ARS § 9-500.39 (state-allowed registration) |
| Min Lease Cap | 30 days max | - |
| STR Insurance | $500,000 minimum | - |
| Long-Term Protected | - | ARS § 9-461.18 preempts city |
| STR Penalty Tier | - | $500 / $1,000 / $3,500 (SB 1168) |
| Post-9/14/24 ADU STR | - | Owner occupancy may apply |
| HOA Override | - | CC&Rs not preempted |
Highlighted rows indicate differences between cities.
Gilbert FAQ
Can I rent my Gilbert casita on Airbnb?
Yes, with Gilbert STR registration and Transaction Privilege Tax compliance. You must designate a local emergency contact, carry at least $500,000 in liability insurance, and post the registration number in your listing. HOA CC&Rs may further restrict STR use.
Does Gilbert require a rental license for long-term ADU rentals?
No. Gilbert does not require registration or licensing for long-term residential leases (30 days or more). ARS 9-1303 limits city authority over general rental registration, and ARS 9-461.18 bars Gilbert from imposing ADU-specific rental restrictions.
Surprise FAQ
Can I rent my Surprise ADU on Airbnb?
Yes if you register with the city and comply with ARS § 9-500.39 STR rules including TPT collection, contact-info posting, and health-safety standards. ADUs built after September 14, 2024, may also need to meet an owner-occupancy condition. Sun City Grand and other HOAs may ban STRs outright.
Can Surprise stop me from renting my ADU long-term?
No. ARS § 9-461.18 preempts the city from restricting long-term rental (90+ days) of an ADU. You can lease the ADU and the main house to different tenants without any owner-occupancy or relationship requirement.
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