Smoke Detectors: Mesa vs Scottsdale
How do smoke detectors rules compare between Mesa, AZ and Scottsdale, AZ?
Mesa has fewer restrictions than Scottsdale.
Mesa, AZ
Maricopa County
Mesa does not have its own smoke alarm ordinance separate from state and code requirements. Arizona Revised Statutes Sec. 36-1637 requires an approved smoke detector in every new residential unit and in any existing unit where a sleeping area is remodeled with a permit. Mesa enforces these provisions and the International Fire Code adopted under Mesa City Code Title 7.
View full Mesa rules βScottsdale, AZ
Maricopa County
Arizona ARS 36-1637 requires an approved smoke detector in every new residential housing unit and in any sleeping area remodeled under permit. Scottsdale enforces the 2021 International Fire Code (Ordinance 4562, SRC Chapter 36) for placement and maintenance. Tenants must keep alarms operable; landlords must repair on written notice. Vacation rentals under Ordinance 4566 must also display the alarm location near each main door.
View full Scottsdale rules βKey Facts Comparison
| Fact | Mesa | Scottsdale |
|---|---|---|
| State Statute | ARS Sec. 36-1637 | - |
| City Code | Mesa Title 7 (IFC adopted) | - |
| Local Ordinance | None separate from state/IFC | - |
| Tenant Duty | Test and report malfunctions | Maintain operable |
| Landlord Duty | Repair after written notice | Repair on written notice |
| Replace Alarm | Every 10 years | - |
| Fire Prevention | 480-644-2622 | - |
| State Law | - | ARS 36-1637 |
| Local Code | - | SRC Ch. 36 / Ord. 4562 |
| Fire Code Adopted | - | 2021 IFC |
| STR Notice | - | Ord. 4566 (SRC 18-175) |
| Fire Inspections | - | 480-312-1855 |
Highlighted rows indicate differences between cities.
Mesa FAQ
Does Mesa have its own smoke detector ordinance?
No. Mesa enforces Arizona Revised Statutes Sec. 36-1637 and the International Fire Code adopted through Title 7 of the Mesa City Code rather than a stand-alone city smoke alarm ordinance. ARS 36-1637 requires an approved smoke detector in every new residential unit and in any existing unit where a sleeping area is remodeled with a permit. Mesa Fire and Medical also recommends monthly testing and replacing alarms every 10 years.
Who is responsible for smoke alarms in a Mesa rental, the landlord or the tenant?
Arizona ARS 36-1637 makes the tenant responsible for keeping the alarm operable, including testing it and replacing batteries. If the tenant gives the landlord written notice that a smoke detector is malfunctioning, the landlord must repair it. Landlords must also provide tenants with written notice of these responsibilities. Mesa enforces this state framework.
Scottsdale FAQ
Where do smoke alarms have to be installed in a Scottsdale home?
Arizona ARS 36-1637 requires an approved smoke detector in every new residential housing unit and in any sleeping area remodeled under permit. Scottsdale enforces the 2021 International Fire Code (Ordinance 4562, SRC Chapter 36), which generally requires smoke alarms in every sleeping room, outside each separate sleeping area near the bedrooms, and on every story including basements. Confirm placement specifics with Scottsdale Fire & Life Safety Inspections at 480-312-1855.
Who is responsible for fixing a broken smoke alarm in a Scottsdale rental?
Under ARS 36-1637, the tenant must keep the alarm operable, but once the tenant gives the landlord written notice that the device has malfunctioned, the landlord becomes responsible for the repair. Landlords must also give tenants written notice of these duties. Short-term rental hosts licensed under Scottsdale Ordinance 4566 must additionally post a laminated 14-point notice identifying the location of smoke alarms and fire extinguishers near the main doors.
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