General Liability vs Commercial Auto Insurance

Understand the key differences and why contractors need both

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Quick Comparison

AspectGeneral LiabilityCommercial Auto
What It CoversJob site injuries & property damageVehicle-related incidents
Applies ToYour job site operationsYour work trucks & vans
California RequiredNo (but required by most jobs)Yes (for business use)
Typical Annual Cost$400–$1,500/year$1,000–$3,000/year
Claim ExampleCustomer injured at job siteWork truck hits another car

What Each Insurance Covers

General Liability Insurance

General liability covers injuries to customers, visitors, or property damage caused by your business operations at the job site.

Covers:

  • Customer/visitor injuries on your job site
  • Property damage (damage to customer's property)
  • Legal defense costs
  • Medical payments (up to policy limit)
  • Advertising injury claims

Does NOT Cover:

  • Vehicle-related incidents (covered by commercial auto)
  • Employee injuries (covered by workers' comp)
  • Professional errors (covered by professional liability)

Commercial Auto Insurance

Commercial auto covers vehicles used for business purposes, including liability, collision, and comprehensive coverage.

Covers:

  • Liability (damage to others from your vehicle)
  • Collision (damage to your vehicle in an accident)
  • Comprehensive (theft, weather, vandalism)
  • Medical payments (injuries in your vehicle)
  • Uninsured motorist coverage

Does NOT Cover:

  • Job site incidents (covered by general liability)
  • Employee injuries (covered by workers' comp)
  • Cargo damage (covered by cargo insurance)

Real-World Scenarios

Scenario 1: Customer Injured at Job Site

Situation: A homeowner is injured while walking through your job site. They sue for medical expenses and pain & suffering.

Covered by: General Liability Insurance

Scenario 2: Work Truck Accident

Situation: Your work truck hits another car at a red light. The other driver sues for vehicle damage and medical expenses.

Covered by: Commercial Auto Insurance

Scenario 3: Property Damage at Customer's Home

Situation: Your crew accidentally damages the customer's roof while working. The customer demands compensation.

Covered by: General Liability Insurance

Scenario 4: Vehicle Theft

Situation: Your work truck is stolen from the job site overnight. You need to replace it.

Covered by: Commercial Auto Insurance (Comprehensive Coverage)

Cost Comparison by Trade

TradeGeneral LiabilityCommercial AutoCombined
Electricians$600–$1,200$1,200–$2,500$1,800–$3,700
Plumbers$550–$1,100$1,100–$2,300$1,650–$3,400
Roofers$800–$1,500$1,500–$3,000$2,300–$4,500
HVAC Contractors$600–$1,200$1,200–$2,500$1,800–$3,700

Frequently Asked Questions

Does general liability cover my work truck?

No. General liability covers job site incidents only. It does NOT cover vehicle-related incidents. You need commercial auto insurance for your work trucks and vans.

Can I use personal auto insurance for business?

No. Personal auto insurance specifically excludes business use. If you use your vehicle for work and get in an accident, your personal insurance will deny the claim.

What if I use my personal vehicle for work?

You need commercial auto insurance even for occasional business use. Your personal insurance will deny claims for business use. Consider a commercial auto policy or endorsement.

How much commercial auto insurance do I need?

Most contractors carry $100,000/$300,000 liability limits. However, many job sites require $1,000,000 or higher. Check your customer contracts for specific requirements.

Can I get a bundle discount?

Yes. Most brokers offer 15-20% discounts for bundling general liability and commercial auto together.

Ready to Get Coverage?

Get General Liability Quote

Required by most job sites. Covers third-party injuries and property damage.

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Get Commercial Auto Quote

Required for business vehicle use. Personal auto won't cover you.

Get Auto Quote →

Bundle & Save 15-20%

Get both general liability and commercial auto together and save on your annual premiums.

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