Neb. Rev. Stat. § 14-817: Neb. Rev. Stat. § 14-817

No bond for cost, appeal, supersedeas, injunction, or attachment shall be required of any city of the metropolitan class or of any officer, board, commission, head of any department, agent, or employee of any such city in any proceeding or court action in which such city of the metropolitan class or its officer, board, commission, head of department, agent, or employee is a party litigant in such person's or entity's official capacity.