Key Takeaways

  • The Massachusetts Division of Insurance (DOI) regulates all insurance activities under Massachusetts General Laws Chapter 175
  • The Commissioner of Insurance is appointed by the Governor and oversees the Division
  • Massachusetts uses a prior approval system for most property and casualty insurance rates
  • The DOI handles licensing, rate review, market conduct examinations, and consumer complaints
  • Massachusetts law emphasizes consumer protection with strict requirements for cancellations and non-renewals
Last updated: January 2026

Massachusetts Division of Insurance (DOI)

The Massachusetts Division of Insurance (DOI) is the state agency responsible for regulating the Property & Casualty insurance industry in Massachusetts. The Division operates under the Executive Office of Housing and Economic Development.

The Commissioner of Insurance

The Commissioner of Insurance is:

  • Appointed by the Governor
  • Responsible for enforcing Massachusetts General Laws Chapter 175 (Insurance Law)
  • Authorized to adopt regulations, review rates, investigate violations, and discipline licensees
  • Supported by the Division of Insurance staff

Commissioner Powers for P&C Insurance

PowerDescription
LicensingIssue, suspend, and revoke producer licenses
Rate ApprovalApprove or disapprove P&C insurance rates before use
Market ConductExamine insurer business practices
EnforcementInvestigate and prosecute violations
Consumer ProtectionHandle complaints and protect policyholders
RulemakingAdopt regulations interpreting Massachusetts Insurance Law

Rate Regulation

Massachusetts uses a prior approval system for most P&C insurance:

Key Provisions

  • Prior Approval Required: Most P&C rates must be approved by the DOI before use
  • Rate Standards: Rates must not be excessive, inadequate, or unfairly discriminatory
  • Rate Filing Process: Insurers submit rate filings with actuarial justification
  • Consumer Advocacy: Attorney General reviews rate filings on behalf of consumers
  • Public Hearings: Major rate increases may require public hearings

Prior Approval Lines

Most personal lines require prior approval:

  • Personal auto insurance - Highly regulated with no-fault system
  • Homeowners insurance - Prior approval required
  • Workers' compensation - Rates filed with Workers' Compensation Rating and Inspection Bureau
  • Most commercial lines - Prior approval for many commercial products

Exam Tip: Massachusetts has strict rate regulation. Know that the Commissioner must approve most P&C rates BEFORE insurers can use them, and the Attorney General advocates for consumers in rate proceedings.

Massachusetts Insurance Law

Massachusetts General Laws Chapter 175

Massachusetts insurance regulation is codified in MGL Chapter 175, which covers:

  1. Insurer Licensing and Solvency

    • Requirements for insurers to operate in Massachusetts
    • Financial standards and reserve requirements
    • Annual financial examinations
  2. Producer Licensing

    • Producer license requirements and procedures
    • Continuing education mandates
    • Prohibited practices and penalties
  3. Policy Requirements

    • Mandatory policy provisions
    • Standard policy forms
    • Consumer protections
  4. Rate Regulation

    • Rate filing requirements
    • Prohibitions on unfair discrimination
    • Rate approval procedures
  5. Consumer Protections

    • Cancellation and non-renewal restrictions
    • Claims handling requirements
    • Unfair trade practices prohibitions

DOI Organization

The Division of Insurance operates through several functional areas:

Key Divisions

DivisionResponsibilities
LicensingProducer and company licensing
Rate ReviewReview and approve rate filings
Consumer AffairsHandle consumer complaints and inquiries
Financial ExaminationMonitor insurer financial condition
Market ConductExamine business practices and compliance
LegalEnforcement actions and legal matters

Consumer Protection Functions

Consumer Assistance

The DOI provides consumer protection through:

  • Consumer Hotline: (877) 563-4467 for complaints and questions
  • Consumer Services Unit: Investigates complaints against insurers and producers
  • Educational Resources: Consumer guides and information
  • Complaint Resolution: Mediates disputes between consumers and insurers

Complaint Process

  1. Consumer Files Complaint: Online, phone, or mail
  2. DOI Review: Division reviews complaint and contacts insurer
  3. Investigation: DOI investigates if warranted
  4. Resolution: DOI works to resolve dispute or takes enforcement action
  5. Follow-up: DOI tracks insurer response and consumer satisfaction

Exam Tip: The DOI Consumer Hotline at (877) 563-4467 is a key consumer protection resource. Know that consumers can file complaints about insurers and producers.

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Massachusetts P&C Insurance Regulatory Structure
Test Your Knowledge

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What type of rate regulation system does Massachusetts use for most P&C insurance?

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What is the consumer hotline number for the Massachusetts Division of Insurance?

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