The commissioner of licenses shall be a county officer, shall have an official seal of office, and shall maintain his or her permanent office in the county courthouse. Before entering upon the duties of his or her office, the commissioner of licenses shall take the oath of office prescribed by the constitution and enter into bond in such sum as may be fixed by the county governing body, giving as surety thereon a bonding company authorized to do business in this state. The bond shall be approved by the county governing body and filed with and recorded by the judge of probate of the county. All premiums on such bond shall be paid out of the general fund of the county.