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2.2 California Commercial Property Insurance

Key Takeaways

  • California commercial property insurance must comply with filed and approved rates under Proposition 103
  • Commercial policies require specific disclosure of terrorism coverage options
  • California requires surplus lines brokers to follow specific placement procedures
  • Commercial properties in high-risk areas may need California FAIR Plan commercial coverage
  • Business interruption and extra expense coverage have specific California requirements
Last updated: January 2026

California regulates commercial property insurance with specific requirements for rates, disclosures, and coverage availability.

Rate Regulation

Under Proposition 103, commercial property insurance rates must be:

  • Filed with CDI before use
  • Approved or not disapproved within 60 days
  • Not excessive, inadequate, or unfairly discriminatory
  • Based on actuarially justified loss experience

Commercial Rate Exceptions

Some commercial lines have different regulatory treatment:

LineRate Regulation
Workers' CompensationFiled and approved
Commercial AutoFiled and approved
Large Commercial PropertyMay have more flexibility
Surplus LinesNot rate-regulated

Terrorism Insurance

TRIA (Terrorism Risk Insurance Act)

  • Federal program providing terrorism insurance backstop
  • California insurers must offer terrorism coverage
  • Policyholder can accept or reject terrorism coverage
  • Disclosure of coverage terms required

Required Disclosures

  • Coverage limits for terrorism
  • Premium for terrorism coverage
  • Right to accept or reject
  • Exclusions and limitations

Commercial FAIR Plan

The California FAIR Plan also serves commercial properties:

Commercial Coverage

  • Basic fire and extended coverage
  • Building and business personal property
  • Higher limits available than residential
  • Requires evidence of voluntary market declination

Surplus Lines Insurance

California allows surplus lines insurance for risks not available in the admitted market:

Surplus Lines Requirements

RequirementDetails
Diligent SearchMust contact 3+ admitted insurers
Export ListSome risks pre-approved for export
Surplus Lines BrokerMust use licensed SL broker
Surplus Lines Tax3% of premium + stamping fee
DisclosureMust disclose SL status to insured

Export List Risks

California maintains a list of risks that can be placed directly with surplus lines insurers without a diligent search, including:

  • Aviation liability
  • Excess and umbrella liability
  • Professional liability (some types)
  • Product recall
  • Employment practices liability

Business Interruption Insurance

California has specific requirements for business interruption coverage:

Key Provisions

  • Must clearly define covered perils
  • Waiting/deductible period disclosed
  • Period of restoration defined
  • Extended period of indemnity options
  • Civil authority coverage requirements

COVID-19 Impact

California courts have addressed business interruption claims related to pandemic closures:

  • Most policies require physical damage
  • Virus exclusions generally enforced
  • Civil authority coverage limited
  • Legislation proposed but not enacted

Extra Expense Coverage

  • Covers costs to continue operations during restoration
  • Separate limit from business interruption
  • California requires clear disclosure of coverage terms
Test Your Knowledge

How many admitted insurers must be contacted before placing a risk in the California surplus lines market?

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Test Your Knowledge

What is the California surplus lines tax rate?

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