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Teen driver immune in death – but parents vicariously liable

Laura Brown//May 12, 2026//

A piece of paper that reads "Vicarious liability" that's on a table

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Teen driver immune in death – but parents vicariously liable

Laura Brown//May 12, 2026//

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In Brief:

A teenager was driving his boss in his personal vehicle while on the job when he got into an accident that killed the boss. Affirming the lower court, the Minnesota Supreme Court found that his parents, who owned the vehicle, were vicariously liable.

Jacob Sieberg was a 17-year-old employee at Wells Computer and Electronics Inc., founded and solely owned by Jason Niebuhr. Niebuhr was blind and depended on seasonal workers and an accountant to assist with operations. Sieberg installed and repaired equipment, drove Niebuhr to customer homes, and usually operated the company vehicle.

Sieberg’s parents owned the truck he drove and allowed personal use but not work use. On one delivery with Niebuhr, Sieberg used his personal truck because the company vehicle was unavailable. He lost control, the truck left the road and rolled four times into a ditch, and Niebuhr died at the scene.

Niebuhr had secured workers’ compensation insurance for his employees but had chosen not to extend coverage to himself. Niebuhr’s mother, serving as trustee for the next of kin, brought a against Sieberg and his parents. Niebuhr’s mother claimed that Sieberg acted negligently. Additionally, she attempted to impose vicarious liability on Sieberg’s parents under the Minnesota Safety Responsibility Act. Under the act, a vehicle owner is deemed to have a principal-agent relationship with a driver who operates the vehicle with the owner’s consent. If an accident occurs under that consent, the driver and owner may be held responsible.

The district court concluded that Sieberg was immune from liability under the Minnesota Workers’ Compensation Act. That act generally shields co-employees from liability for work-related injuries unless there was gross negligence or intentional harm. It concluded that, as Sieberg himself was immune from suit, his parents could not be held vicariously liable.

The Minnesota Court of Appeals reversed, finding that Sieberg’s parents could be held vicariously liable even though the driver was immune. The court relied on the 1936 Minnesota Supreme Court Case Miller v. J.A. Tyrholm & Co., where a test driver who injured his wife was immune due to interspousal immunity but was still considered an agent of the dealership under the Minnesota Safety Responsibility Act. While the Siebergs argued that Miller was limited to spousal immunity, which has since been abolished, the Court of Appeals rejected this. It concluded that a driver’s immunity does not automatically shield the vehicle owner from vicarious liability under the Safety Responsibility Act.

The Siebergs petitioned for review. The Minnesota Supreme Court considered whether Sieberg’s parents could be held vicariously liable under the Safety Responsibility Act even though the driver was immune under the Minnesota Workers’ Compensation Act.

The Supreme Court also cited Miller. “Our holding in Miller remains good law, as do the agency principles it articulated,” wrote Justice Gordon Moore. “In the ninety years since its issuance, we have never overturned or narrowed Miller‘s holding regarding the Safety Responsibility Act or the agency law upon which it relies. Quite the opposite.” The Supreme Court concluded that the Safety Responsibility Act imposed vicarious liability on the motor vehicle’s owner for a permissive driver’s conduct, regardless of whether the driver was immune from liability.

The court also looked at whether the provision of the Minnesota Workers’ Compensation Act serves as personal immunity from liability, or alternatively, as a release from liability. It concluded that it functioned as immunity rather than release. As such, it held that vehicle owners can still be held liable under the Safety Responsibility Act despite the driver being protected by co-employee immunity.

The Siebergs disagreed with this reading, arguing that this would create a loophole in co-employee immunity by shifting the burden of workplace injuries to third parties, ultimately shifting liability back to the otherwise immune negligent employee. The court was not persuaded, reasoning that it was an issue best presented to the Legislature due to conflicting interests.

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