Key Takeaways

  • Arizona requires minimum auto liability limits of 25/50/15 ($25,000 per person/$50,000 per accident bodily injury/$15,000 property damage) - increased in 2025
  • Arizona is an "at-fault" state using pure comparative negligence (recovery reduced by percentage of fault)
  • Uninsured/Underinsured Motorist (UM/UIM) coverage must be offered but can be rejected in writing
  • Arizona does not require Personal Injury Protection (PIP) - it is a tort state
  • Proof of financial responsibility is required and can be verified electronically
Last updated: January 2026

Arizona Auto Insurance Requirements

Arizona has specific auto insurance requirements that producers must understand.

Mandatory Coverage

Arizona requires all registered vehicles to have liability insurance with minimum limits:

Minimum Liability Limits (25/50/15)

CoverageMinimum Limit
Bodily Injury per Person$25,000
Bodily Injury per Accident$50,000
Property Damage$15,000

Important: Arizona increased its minimum limits to 25/50/15 effective January 1, 2025. Previously, limits were 25/50/15 (property damage was $10,000).

Memory Tip

Remember "25/50/15" for Arizona minimum limits.

Proof of Insurance

Arizona drivers must carry proof of insurance:

  • Physical insurance card, OR
  • Electronic proof on smartphone
  • Arizona Motor Vehicle Division (MVD) verification
  • Penalties for driving without insurance include fines and license suspension

Arizona's At-Fault System

Arizona uses pure comparative negligence:

How It Works

FeatureDescription
System TypePure comparative negligence
At-Fault PartyResponsible for damages
Shared FaultRecovery reduced by percentage of fault
99% RuleCan recover even if 99% at fault (only 1%)

Example

If Driver A is 70% at fault and Driver B is 30% at fault:

  • Driver A can recover 30% of their damages from Driver B
  • Driver B can recover 70% of their damages from Driver A

Exam Tip: Arizona uses pure comparative negligence, meaning you can recover even if mostly at fault. This differs from modified comparative negligence states with a 50% or 51% bar.

Uninsured/Underinsured Motorist Coverage

Arizona requires insurers to offer UM/UIM coverage:

UM/UIM Requirements

FeatureDetails
OfferedMust be offered by insurer
Required to PurchaseNo - can reject in writing
Minimum if PurchasedEqual to liability limits
RejectionMust be in writing on DIFI-approved form
StackingAvailable in Arizona

Written Rejection

  • Must use specific rejection form
  • Rejection applies to all vehicles on policy
  • Rejection remains effective until insured requests coverage
  • Can add UM/UIM later

Personal Injury Protection (PIP)

Arizona does NOT require PIP coverage:

Arizona Tort System

FeatureDetails
PIP RequiredNo
Medical Payments CoverageOptional
Right to SueYes - at-fault system
Threshold to SueNone (pure tort)

Exam Tip: Arizona is a tort state, not a no-fault state. There is no PIP requirement. Injured parties sue the at-fault driver.

Arizona Auto Insurance Rating

Arizona uses file and use for auto insurance rates:

Permitted Rating Factors

  • Driving record
  • Years of experience
  • Annual mileage
  • Vehicle type and safety features
  • Territory
  • Credit-based insurance scores (with limitations)

Credit-Based Insurance Scoring

Arizona allows credit-based insurance scores but:

  • Must disclose use of credit information
  • Consumer can request re-scoring
  • Absence of credit cannot be sole reason for adverse action
  • Cannot use for workers' compensation

Financial Responsibility Verification

Arizona verifies insurance electronically:

  • AZMVDNOW online verification system
  • Insurers report coverage to MVD
  • Random verification mailings
  • Penalties for lapses in coverage
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Arizona Auto Insurance Requirements
Test Your Knowledge

What are Arizona's minimum auto liability insurance limits (as of 2025)?

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Test Your Knowledge

Under Arizona's pure comparative negligence rule, what happens if a driver is 80% at fault?

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Test Your Knowledge

Is Personal Injury Protection (PIP) required in Arizona?

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