Montgomery v. Caribe: What Transportation Businesses Should Know

The Supreme Court's unanimous ruling in Montgomery v. Caribe Transport II, LLC (May 2026) established that freight brokers can be sued in state court for negligent carrier hiring, ending a federal preemption defense that had previously shielded brokers from these claims in many jurisdictions.

Commercial auto liability remains one of the most challenging areas of transportation risk. Over the past decade, claim severity has increased significantly as trucking litigation has become more complex, discovery requirements have expanded, and large jury awards have continued to influence loss costs across the industry.

In this environment, transportation claims are no longer focused solely on the actions of a driver involved in an accident. Courts increasingly examine the broader decisions made throughout the transportation chain, including dispatch practices, safety oversight, contractor management, and carrier selection procedures.

A recent U.S. Supreme Court decision in Montgomery v. Caribe Transport II, LLC reflects that broader trend. While the case centered on a legal question involving federal preemption, its practical significance extends well beyond the courtroom. For motor carriers, freight brokers, and transportation insurers, this decision underscores an important reality: carrier selection processes and operational records are drawing greater attention in commercial transportation disputes.

Context: Why This Ruling Matters

The Supreme Court’s decision confirms that claims related to safety decisions—including how brokers select and evaluate carrier partners—may reach litigation under state law standards. The ruling does not create automatic liability for freight brokers. However, it confirms that carrier selection processes may receive closer examination in disputes involving transportation safety.

This development arrives at a time when transportation companies, insurers, and brokers are facing heightened scrutiny of operational practices following serious losses. In complex transportation claims, litigation frequently extends beyond the accident itself to examine how decisions were made, what information was available at the time, and whether established procedures were followed.

This includes how motor carriers are evaluated before assignment, what safety information is reviewed during vetting, how carrier partnerships are managed over time, and whether processes are consistent and documented.

For freight brokers and hybrid carrier-broker operations, those practices may become more visible during claims investigations and litigation discovery.

Why Carrier Selection May Affect Risk Costs

One reason the Montgomery decision has attracted attention across the transportation industry is its connection to overall risk exposure.

When a serious accident results in litigation, plaintiffs often seek to understand how transportation partners were selected and what information was reviewed before a load was assigned. Depending on the circumstances, that review may extend beyond the motor carrier and include freight brokers and other parties involved in the transportation process.

Broader litigation trends have already increased focus on transportation-related liability exposure. Large trucking verdicts continue influencing claims severity and insurance market conditions. For more context on how large jury awards affect transportation insurance, see STAR Mutual's overview of nuclear verdict trends and insurance costs.

As a result, carrier vetting records, internal policies, communications, and operational procedures may become part of the discovery process. 

While Montgomery does not change insurance requirements, it reinforces the connection between operational decision-making and transportation risk.

Documentation and Carrier Vetting Standards

One practical takeaway from the Montgomery decision is relatively straightforward: documented processes generally demonstrate more defensible decision-making than undocumented ones.

In transportation disputes, courts often evaluate how a carrier was selected and what information was reviewed before freight was assigned:

• Federal Motor Carrier Safety Administration (FMCSA) safety data

• Compliance history

• Inspection records

• Insurance coverage

• Operating authority

• Prior operational concerns

Without formal records, reconstructing those decisions later may become more difficult, particularly in claims that develop months or years after an incident occurs.

This issue extends beyond litigation alone. Documentation standards may also influence insurance coverage discussions, operational audits, and broader transportation risk management considerations.

Common Carrier Vetting Practices Across the Industry

Carrier vetting procedures vary depending on operation size, freight type, and overall risk profile. However, several review categories commonly appear in transportation risk management programs.

Safety and Compliance Review

Transportation companies frequently review publicly available FMCSA information before approving or assigning carriers. This may include:

• Safety ratings

• Inspection history

• Out-of-service percentages

• Authority status

• Compliance-related violations

Safety reviews may also involve evaluating operational indicators connected to maintenance practices, driver oversight, and overall safety performance trends.

Driver qualification standards remain another important component of transportation risk evaluation. FMCSA compliance reviews often extend beyond carrier-level metrics and may include broader operational safety considerations. 

Insurance and Authority Verification

Carrier selection procedures often include verifying:

• Active insurance coverage

• Cargo and liability limits

• Operating authority status

• Registration information.

For higher-value freight or specialized operations, insurance verification may become particularly important when evaluating contractual risk transfer and overall exposure management.

Ongoing Carrier Monitoring

Carrier evaluation typically extends beyond initial onboarding. Transportation operations may periodically review:

• Active insurance status

• Safety performance changes

• Compliance developments

• Operational concerns identified during ongoing business relationships.

Long-term broker-carrier partnerships often require continuous monitoring rather than one-time approval procedures.

Documentation and Audit Trails

Many transportation operations maintain records involving:

• Onboarding reviews

• Approval decisions

• Insurance verification

• Communications related to carrier assignments

• Internal compliance reviews

These records may create a clearer operational audit trail and help demonstrate consistency in carrier selection practices over time.

Commercial Auto Insurance Considerations

The Montgomery v. Caribe Transport II, LLC decision may also affect insurance considerations for broker and carrier operations moving forward.

Documented procedures involving the following areas have become increasingly relevant to insurance coverage discussions:

• Carrier onboarding

• Safety review standards

• Insurance verification

• Documentation practices

For hybrid carrier-broker operations, insurance and coverage considerations may also include:

• Subcontracting exposure

• Contingent liability considerations

• Third-party carrier usage

• Operational separation between brokerage and carrier functions.

Documented and consistently applied procedures can reflect stronger operational controls and support more informed insurance coverage discussions.

Insurance structure and coverage design may also become increasingly important as transportation operations evaluate evolving liability exposures. Different coverage approaches may respond differently depending on how risk is allocated across transportation relationships. For a closer look at how coverage options may differ, read the guide to liability vs. full commercial auto insurance.

One coverage dimension worth reviewing: freight brokers have historically carried general liability and contingent cargo coverage, but excess liability coverage sized to respond to catastrophic negligent-hiring verdicts has been less common across the industry. As broker liability exposure expands, transportation companies and their agents may want to evaluate whether existing coverage structures reflect the current litigation environment.

Transportation Industry Trends

The Montgomery v. Caribe ruling reflects broader developments already influencing transportation litigation and insurance markets. The practical impact may vary by jurisdiction. Transportation litigation environments in states with historically higher verdict severity, including Illinois, California, New Jersey, and Pennsylvania, may see more immediate pressure on carrier selection documentation standards.

Across the industry, transportation companies increasingly invest in:

• Motor carrier compliance monitoring systems

• Broker management platforms with audit trail capabilities

• Centralized insurance verification tools

• Internal risk management procedures designed to improve operational consistency

At the same time, the claims and litigation environment continues evolving alongside:

• Rising litigation costs

• Expanded discovery expectations

• Social inflation

• Increased attention surrounding operational accountability in trucking disputes

Within that environment, documentation practices may support both operational efficiency and litigation defensibility.

Conclusion

The Supreme Court’s decision in Montgomery v. Caribe Transport II, LLC does not impose new legal obligations on freight brokers or motor carriers. However, it reinforces that carrier selection practices (including how they are conducted, documented, and monitored) may become increasingly relevant in transportation litigation and insurance coverage evaluations.

As the litigation environment continues evolving, documented carrier selection procedures may serve not only as a risk management tool, but also as evidence of a consistent and thoughtful decision-making process.

For transportation companies navigating a more complex liability environment, documented carrier selection practices are increasingly both an operational standard and a meaningful risk management resource.

STAR Mutual specializes in commercial auto and transportation insurance for motor carriers, owner-operators, and commercial transportation operations. It is structured around the long-term needs of the transportation industry, supporting carriers and operators navigating an evolving liability landscape.

This article is intended for general informational purposes only and does not constitute legal, regulatory, or insurance advice. Readers should consult qualified legal counsel or a licensed insurance professional regarding their specific circumstances.