Vicarious Liability

Vicarious liability is a legal doctrine that holds one party responsible for the tortious conduct of another based on their relationship, rather than because of any direct wrongdoing of their own. The most common application of vicarious liability is in the employment context, where employers are held liable for the negligent acts of their employees committed within the scope of their employment duties. This doctrine is also known by its Latin name, respondeat superior, meaning let the master answer.

The employer-employee relationship is the most frequently litigated application of vicarious liability. When an employee negligently injures someone while performing job-related duties — such as a delivery driver getting into an accident while making deliveries, or a nurse making a medication error while treating a patient — the employer can be held liable even if the employer was not personally at fault. The key inquiry is whether the employee was acting within the scope of their employment at the time of the negligent act.

Vicarious liability also extends to other relationships. A car owner can be vicariously liable for accidents caused by a driver they permitted to use their vehicle under the negligent entrustment theory. Parents may be vicariously liable for certain harmful acts of their minor children under state family responsibility laws. General contractors can be held vicariously liable for the negligence of their subcontractors in some jurisdictions. Supervising physicians and attorneys can be held vicariously liable for malpractice committed by those under their direct supervision.

From a practical litigation standpoint, vicarious liability is strategically important because it provides access to a defendant with substantial resources — typically a business or corporation — rather than limiting recovery to the individual employee or direct tortfeasor who may have limited assets. Defendants frequently contest the application of vicarious liability by arguing that the employee was on a frolic — a substantial personal deviation from their employment duties — at the time of the injury, which would take the conduct outside the scope of employment.