Professional Liability Insurance Carrier Types for Attorneys: Understanding Who Really Bears the Risk

July 14, 2026

Lawyer Professional Liability Insurer Types Admitted, Non Admitted, RPG, RRG

Professional Liability Insurance Carrier Types for Attorneys: Understanding Who Really Bears the Risk

When attorneys purchase professional liability insurance, most focus on premium, limits of liability, deductibles, and policy language. While these considerations are important, they tell only part of the story.

An equally important and often overlooked factor is the type of insurance carrier issuing the policy. Two malpractice insurance policies may appear identical, yet the financial security behind them can be dramatically different. Understanding the various insurer types can help attorneys assess not only the coverage but also the risk assumed by the insured.

Not all insurance carriers operate under the same regulatory framework. Certain insurer types are subject to extensive state regulation and participate in guaranty funds, while others operate under alternative structures that may place additional risk on policyholders. Congress expanded access to alternative liability insurance arrangements during the liability insurance crises of the 1980s, creating options that increased availability and competition but also altered the allocation of risk between the insurer and the insured. [riskretention.org]

For law firms evaluating malpractice insurance, understanding who backs the coverage may be just as important as understanding what the policy covers.

Why Insurance Carrier Type Matters

A professional liability insurance policy is only as valuable as the entity that stands behind it.

Attorneys purchase malpractice insurance to protect their firms against potentially catastrophic claims. That protection depends upon the carrier’s ability and willingness to pay covered losses when a claim arises. Accordingly, attorneys should evaluate not only policy terms but also:

      • Financial strength
      • Regulatory oversight
      • Claims-paying history
      • Capitalization
      • Reinsurance support
      • Availability of guaranty fund protection

The answers vary significantly depending on the type of carrier providing coverage.

    1. Admitted Mutual and Stock Insurance Companies

Mutual insurance companies and stock insurance companies represent the traditional insurance marketplace. Although their ownership structures differ, licensing and regulation by state insurance departments has historically served as the foundation of the professional liability insurance industry. These carriers must file policy forms and rates with regulators and participate in state insurance guaranty funds.

How Risk Backed

In this model:

      • The insurance company assumes the underwriting risk.
      • Regulators monitor solvency and reserves.
      • Policyholders benefit from extensive regulatory oversight.
      • State guaranty funds provide an additional layer of protection if a carrier becomes insolvent, subject to state law.

Risk Assumed by the Attorney

Among the carrier types discussed, admitted mutual and stock insurers place the least amount of carrier-related risk on the insured. Attorneys primarily assume the risks associated with the policy’s deductibles, exclusions, and limits, while the insurer bears responsibility for maintaining financial strength and reserves.

Admitted carriers remain the benchmark for financial security and regulatory protection.

    1. Non-Admitted (Surplus Lines) Insurance Carriers

Surplus lines insurers serve a key role in the insurance marketplace by providing coverage that may not be available through admitted carriers. Well-respected surplus lines professional liability insurers operate in providing strong coverage solutions. The key difference is not necessarily the quality of coverage, but the regulatory framework in which the carrier operates.

How Risk Backed

Under a surplus lines arrangement:

      • The insurer assumes the underwriting risk.
      • The carrier operates outside the admitted market.
      • State guaranty fund protection does not apply if the insurer becomes insolvent.

Risk Assumed by the Attorney

The insured attorney assumes greater financial risk than with an admitted carrier because there is no guaranty fund protection available in the event of insurer insolvency. Additionally, state insurance departments may have more limited authority regarding disputes involving non-admitted carriers.

For this reason, attorneys considering a surplus lines carrier should place increased emphasis on financial strength ratings, management experience, longevity in the marketplace, and overall reputation.

    1. Risk Purchasing Groups (RPGs)

Risk Purchasing Groups emerged through federal legislation intended to address liability insurance affordability and availability concerns. Congress initially authorized these arrangements through the Product Liability Risk Retention Act of 1981 and later expanded them through the Liability Risk Retention Act of 1986. [riskretention.org], [riskretention.org]

An RPG allows businesses or professionals with similar liability exposures to purchase insurance collectively. However, a Risk Purchasing Group is not itself an insurance company. Rather, it serves as a purchasing mechanism through which members obtain liability insurance from an underlying insurer. [riskretention.org], [cicaworld.com]

How Risk Backed

In an RPG structure:

      • The RPG does not retain insurance risk.
      • The underlying insurance carrier bears responsibility for claims.
      • Members benefit from group purchasing efficiencies. [riskretention.org], [cicaworld.com]

The insurance carrier issuing coverage through an RPG may be either an admitted or non-admitted insurer. RPGs may also charge membership fees.

Risk Assumed by the Attorney

The amount of risk retained by the insured depends less on the RPG itself and more on the carrier issuing the policy.

When the policy is issued by a well-capitalized admitted insurer, the attorney’s risk profile may closely resemble traditional insurance. Conversely, if the underlying carrier is a non-admitted insurer, the attorney assumes the additional risks associated with the surplus lines marketplace. [riskretention.org]

Accordingly, attorneys evaluating an RPG should focus on the actual insurance carrier providing the coverage rather than solely on the purchasing group.

    1. Risk Retention Groups (RRGs)

Risk Retention Groups are the most misunderstood carrier type available in the professional liability marketplace.

Unlike a Risk Purchasing Group, an RRG functions as an insurance company. Federal law permits businesses and professionals with similar liability exposures to form or participate in these organizations, which exist primarily to insure their members. [riskretention.org], [cicaworld.com], [govinfo.gov]

Policyholders often incorrectly assume an RRG is simply another insurance company operating under the same framework as traditional insurers. Differences exist.

How Risk Backed

In an RRG:

      • The group assumes and spreads liability risk among members.
      • Members effectively participate in a collective risk-bearing structure.
      • Reinsurance plays a significant role in supporting the program’s financial stability. [cicaworld.com], [govinfo.gov],

Risk Assumed by the Attorney

Of the carrier types discussed, RRGs in the greatest assumption of carrier-related risk by the insured.

Note that:

      • State guaranty fund protection does not apply.
      • Reinsurance support is critical to the program’s stability.
      • An RRG that loses reinsurance support may face significant operational challenges, i.e., insurance coverage may disappear without warning.
      • State insurance departments have limited ability to assist policyholders compared with admitted carrier situations. [riskretention.org]

This does not mean all RRGs are financially weak. Professionally managed RRGs serve their members effectively. However, attorneys considering an RRG should conduct a more detailed review of capitalization, reinsurance arrangements, governance, and financial condition than they might with an admitted insurer.

Questions Attorneys Should Ask Before Purchasing Coverage

Before selecting a malpractice insurance carrier, attorneys should consider asking:

      1. Is the carrier admitted or non-admitted?
      2. Does state guaranty fund protection apply?
      3. What is the carrier’s financial strength and history?
      4. How long has the carrier operated in the professional liability marketplace?
      5. Does the carrier rely heavily on reinsurance?
      6. If an RPG or RRG is involved, who backs the insurance risk?
      7. What protection exists if the carrier experiences financial distress?

Answers to these questions often provide greater insight into the quality of a professional liability program than premium alone.

Conclusion

Professional liability insurance is not only an insurance policy but also as a financial promise.

Admitted insurers, surplus lines carriers, Risk Purchasing Groups, and Risk Retention Groups each serve important roles within the professional liability marketplace. However, they do not transfer risk in the same manner. The carrier type issuing a malpractice policy affects regulatory oversight, financial protection, insolvency safeguards, and the amount of risk assumed by the insured attorney. [riskretention.org], [cicaworld.com]

For law firms evaluating malpractice coverage, the cheapest premium may not represent the best value. Understanding the carrier structure behind the policy can help attorneys make more informed risk management decisions and avoid unexpected exposures.

When evaluating professional liability insurance, attorneys should focus not only on policy language and pricing, but also on the carrier type standing behind the coverage. The strength of the promise to pay is often just as important as the promise itself.

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Lee E Norcross

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Lee Norcross, MBA, CPCU
California License # 0D87292
    L Squared Insurance Agency, LLC ® DBA in California as L2 L Squared Insurance Agency, License # 0L93416
Managing Director, CEO
Lee@L2Ins.com
616-726-7080

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