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  1. Home
  2. /Glossary
  3. /Surplus Lines Insurance

Surplus Lines Insurance

Insurance coverage provided by non-admitted carriers for risks that the standard admitted market is unable or unwilling to insure, placed through specially licensed surplus lines brokers.

Overview

Surplus Lines Insurance is a segment of the insurance market that exists to cover risks the standard (admitted) market cannot or will not insure. When a business has an unusual exposure, operates in a high-risk industry, or has a loss history that makes it unattractive to admitted carriers, surplus lines carriers step in to provide coverage. This market is sometimes called the "excess and surplus" (E&S) market.

How It Works

Surplus lines insurance operates under a specific regulatory framework. Before a policy can be placed with a non-admitted carrier, most states require a diligent search — documented proof that the risk was declined by a certain number of admitted carriers (typically three). Only after this search fails can a licensed surplus lines broker place the coverage with an eligible non-admitted carrier.

The process involves several parties:

  • Surplus Lines Broker: A specially licensed intermediary authorized to place business with non-admitted carriers. Not all insurance agents or brokers hold this license.
  • Eligible Surplus Lines Insurer: A non-admitted carrier that meets the state's financial and regulatory requirements to write surplus lines business.
  • Surplus Lines Stamping Office: In many states, a regulatory body that reviews and stamps surplus lines transactions to ensure compliance with state regulations.

Surplus lines policies carry a surplus lines tax imposed by the state, typically ranging from 2% to 5% of the premium. This tax is collected by the broker and remitted to the state.

Compliance Relevance

Surplus lines coverage is common in commercial real estate and construction, and compliance teams encounter it frequently:

  • Legitimacy verification: A surplus lines policy is not inherently inferior. Many large, financially strong carriers (such as Lloyd's of London syndicates) operate in the surplus lines market. The key is verifying the carrier's financial strength and eligibility.
  • Guaranty fund absence: The most significant compliance concern is the lack of state guaranty fund protection. If the carrier fails, policyholders and certificate holders have no safety net.
  • Contract restrictions: Some contracts prohibit surplus lines coverage entirely. Others allow it with minimum financial ratings (e.g., AM Best A- VII or higher).
  • Policy form variations: Because surplus lines carriers are not required to use standard state-approved forms, policy language can vary significantly. Endorsements may use non-standard wording that affects Additional Insured or Waiver of Subrogation coverage.

Example

A demolition contractor with multiple prior claims cannot obtain General Liability from any admitted carrier in their state. After a documented diligent search of three admitted carriers, a surplus lines broker places the policy with an eligible E&S carrier rated A by AM Best. The COI reflects the surplus lines carrier, and the compliance team verifies the carrier's AM Best rating and confirms the contract allows surplus lines coverage before approving the certificate.

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Related Terms

Admitted vs Non-Admitted Insurance

The distinction between insurance companies licensed and regulated by a state's insurance department (admitted) and those not licensed in the state but permitted to write coverage through surplus lines (non-admitted).