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Arizona Auto Insurance Requirements & Rates

Arizona requires 25/50/15 liability coverage and is an at-fault state.

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Arizona at a Glance

25/50/15

Minimum liability limits, in thousands of dollars (per person / per accident / property)

At-fault

The at-fault driver's insurance pays for the damage they cause

Optional

PIP and uninsured motorist coverage are not required by law

Source: state DMV, insurance department and statute records, verified July 2026

State Requirements

Arizona operates under a traditional tort liability system, meaning at-fault drivers are financially responsible for damages they cause. Arizona also mandates SR-22 certificates for high-risk drivers following certain violations, including DUIs and uninsured accidents.

Bodily Injury Liability

Covers medical expenses, lost wages, and legal costs when you injure someone in an at-fault accident. Most insurers recommend at least 100/300 limits to avoid personal asset exposure.

Property Damage Liability

Pays for damage you cause to another vehicle, fence, building, or property. Underinsured claims are frequent in multi-vehicle pileups during dust storm blackouts on rural highways.

Uninsured Motorist Coverage

Protects you when hit by a driver with no insurance or insufficient coverage. Arizona law requires insurers to offer UM/UIM coverage in the same limits as your liability policy, and you must reject it in writing.

Comprehensive Coverage

Covers non-collision damage including theft, vandalism, hail, flood, and animal strikes. Phoenix consistently ranks among the top 10 U.S. cities for vehicle theft, with truck and catalytic converter thefts especially prevalent. Monsoon season brings flash flooding and large hail across the Valley, making comprehensive essential for vehicles parked outdoors.

Collision Coverage

Pays to repair or replace your vehicle after an accident, regardless of fault. Arizona's rural highways — including long stretches of US-60, SR-77, and I-8 — see frequent rollover accidents on curves and soft shoulders. Collision is typically required by lenders if you finance or lease your vehicle.

Cost Overview

about $112/mo

Average car insurance spending in Arizona

Rate data: NAIC Auto Insurance Database, 2023

What Affects Your Rate

  • Monsoon-related comprehensive claims spike June through September, with flash flood and hail damage concentrated in Maricopa and Pinal counties
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Frequently Asked Questions

Is Arizona a no-fault insurance state?

No, Arizona is a traditional tort state. The at-fault driver is financially responsible for damages, and injured parties can sue to recover costs exceeding insurance limits. This makes carrying adequate liability coverage — well above the 25/50/15 minimum — critical to protecting personal assets.

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