Key Takeaways

  • Washington requires minimum auto liability limits of 25/50/10 ($25,000 per person/$50,000 per accident bodily injury/$10,000 property damage)
  • Washington is an "at-fault" state with pure comparative negligence—fault is allocated among all parties
  • Personal Injury Protection (PIP) is optional in Washington, not mandatory
  • Underinsured Motorist (UIM) coverage must be offered but can be rejected in writing
  • Washington accepts electronic proof of insurance
Last updated: January 2026

Washington Auto Insurance Requirements

Washington has specific auto insurance requirements that producers must understand.

Mandatory Coverage

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

Minimum Liability Limits (25/50/10)

CoverageMinimum Limit
Bodily Injury per Person$25,000
Bodily Injury per Accident$50,000
Property Damage$10,000

Memory Tip: Remember "25/50/10" for Washington minimum limits.

Proof of Insurance

Washington drivers must carry proof of insurance:

  • Physical insurance card, OR
  • Electronic proof on smartphone (Washington accepts electronic proof)
  • SR-22 required for certain violations
  • Penalties for driving without insurance include fines and license suspension

Penalties for No Insurance

ViolationPenalty
First offenseFine up to $450
Subsequent offensesIncreased fines, possible license suspension
Accident while uninsuredPotential personal liability

Washington's At-Fault System

Washington uses a "pure comparative negligence" system:

How It Works

  • The driver at fault is responsible for damages
  • Fault can be shared between multiple parties
  • Recovery reduced by percentage of fault
  • Even a driver 99% at fault can recover 1% of damages

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

Personal Injury Protection (PIP)

Unlike some states, PIP is optional in Washington:

PIP Coverage (If Purchased)

BenefitCoverage
Medical expensesUp to policy limits
Lost wagesPercentage of income
Funeral expensesUp to limits
Essential servicesHousehold help if injured

Key Points

  • Insurers must offer PIP
  • Policyholder can reject in writing
  • Covers insured regardless of fault
  • First-party coverage

Uninsured/Underinsured Motorist Coverage

Washington has specific UM/UIM requirements:

Uninsured Motorist (UM)

  • Must be offered by insurers
  • Can be rejected by policyholder in writing
  • Covers injuries caused by uninsured drivers
  • Minimum limits match liability minimums

Underinsured Motorist (UIM)

  • Must be offered by insurers
  • Can be rejected in writing
  • Covers difference when at-fault driver's limits are insufficient
  • Cannot exceed policyholder's own liability limits

UM/UIM Rejection

RequirementDetails
Written rejectionMust be in writing
Signed by insuredSignature required
Retained by insurerKept on file
New rejection each policyMay be required for new policies

Other Auto Coverages

Medical Payments

  • Optional coverage
  • Pays regardless of fault
  • Lower limits than PIP typically

Collision and Comprehensive

  • Optional coverage
  • Collision covers vehicle damage from accidents
  • Comprehensive covers theft, weather, vandalism
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Washington Auto Insurance Requirements
Test Your Knowledge

What are Washington's minimum auto liability insurance limits?

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Is Personal Injury Protection (PIP) mandatory in Washington?

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Test Your Knowledge

Under Washington's pure comparative negligence system, what happens if a plaintiff is 80% at fault?

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