Former Cass County Deputy pleads guilty to assaulting inmate

Robinson sentenced to 40 hours of community service and one year of unsupervised probation

Published on Feb. 21, 2026

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A former Cass County Sheriff's Office Correctional Deputy has pleaded guilty to assaulting an inmate at the Cass County Jail. Andrew Robinson was initially placed on administrative leave but later fired after an investigation by the North Dakota Bureau of Criminal Investigation and an internal investigation by the Sheriff's Office.

Why it matters

This case highlights the importance of accountability and proper conduct for law enforcement officers, even those working in correctional facilities. The public expects officers to uphold the law and protect the rights of all individuals, including those in custody.

The details

Robinson was charged with simple assault after an inmate reported being slapped in July 2025. This week, Robinson changed his plea to guilty and was sentenced to 40 hours of community service. He will be on one year of unsupervised probation. If he successfully completes probation, the misdemeanor charge could be cleared from his record.

  • In July 2025, an inmate reported being slapped by Robinson.
  • In August 2025, Robinson was fired from the Cass County Sheriff's Office.

The players

Andrew Robinson

A former Cass County Sheriff's Office Correctional Deputy who pleaded guilty to assaulting an inmate.

Jesse Jahner

The Cass County Sheriff who stated that Robinson's actions did not follow the mission, vision, values, training or policy and procedures of his department.

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What they’re saying

“Not only were Robinson's actions criminal in nature, they did not follow the mission, vision, values, training or policy and procedures of his department.”

— Jesse Jahner, Cass County Sheriff (kfgo.com)

What’s next

If Robinson successfully completes his one year of unsupervised probation, the misdemeanor charge could be cleared from his record.

The takeaway

This case highlights the importance of accountability and proper conduct for law enforcement officers, even those working in correctional facilities. The public expects officers to uphold the law and protect the rights of all individuals, including those in custody.