Nebraska Statutes: 84-801
84-801. State officers; deputies; appointment; bond. The Auditor of Public Accounts, State Treasurer, and State Librarian respectively, may appoint a deputy for whose acts he or she shall be responsible. The appointment shall be in writing and shall be revocable in writing by the principal. The deputy shall be bonded under the blanket surety bond required by section 11-201. Both the appointment and revocation shall be filed and kept by the principal.