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When Settlement Doesn't Settle Everything: Employer Negligence and Workers' Compensation Liens

An employee injured at work by a third party settles the civil lawsuit after years of litigation. After attorney fees and costs, the worker expects substantial compensation. Then the employer's workers' compensation carrier files a lien that consumes a large part of the settlement. Many workers don't realize there's a solution: challenging whether the employer's own negligence contributed to the injury.

The Legal Principle

When an employee is injured at work by a third party, the employer's workers' comp carrier typically holds a lien on any third-party recovery to prevent double recovery. But a critical exception applies when employer negligence enters the picture.

Under California Supreme Court precedent in Witt v. Jackson and Associated Construction v. WCAB, negligent employers cannot profit from their own wrongdoing. If employer negligence contributed to the injury, the lien is either reduced or completely eliminated.

The challenge is that third-party settlements resolve liability between worker and defendant but don't address the employer's degree of fault. That question remains unresolved unless someone pursues adjudication.

Why the Issue Stays Hidden

Workers' compensation operates on a no-fault basis, so employees never need to prove employer negligence to receive benefits. In third-party lawsuits, alleging employer negligence would only strengthen the defendant's comparative fault defense. Yet evidence of employer negligence often emerges through the defendant's own litigation strategy.

When defendants raise dual employment defenses or argue workers' comp is the exclusive remedy, they highlight the employer's role. Some employers may even submit declarations supporting the defendant's motion for summary judgment. The employer helps mount defenses that threaten the employee's recovery, the employee settles to avoid risk, and then the employer seeks full reimbursement. This dynamic is extremely unfair to the injured worker.

The Solution: WCAB Adjudication

The California Supreme Court directed in Associated Construction that when a settlement fails to resolve these issues, the task falls to the Workers' Compensation Appeals Board. The WCAB — not the civil court — is the proper forum for determining employer negligence and its impact on lien rights.

The WCAB routinely examines workplace safety, employer control, and compliance with labor regulations, making it uniquely equipped for this determination. When employer negligence is established, the carrier's lien can be substantially reduced or eliminated. The Board's discovery rules are more flexible, the burden of proof is more practical, and the judge has broad discretion to weigh evidence already developed in the civil case.

Practical Guidance

Throughout litigation, document everything suggesting employer negligence: affirmative defenses implicating the employer, employer declarations supporting the defendant, supervisor testimony about workplace conditions, safety regulation violations, and evidence of employer control over the situation. After settlement, request the court to remove the lien dispute to the WCAB for proper adjudication.


The financial impact can be substantial — often the difference between inadequate compensation and meaningful recovery. If you've settled a third-party case and are facing a workers' comp lien, call us at (415) 495-7800 to discuss your options.

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