Every officer and trooper commissioned pursuant to this chapter shall file a bond, or be covered by a surety bond, with the department in the amount of not less than two thousand dollars, subscribed by a duly licensed surety company, which shall be conditioned on the faithful performance of his duties. The duties include but are not limited to the prompt and proper accounting of all funds coming into his hands, the payment of any judgment recovered against him in any court of competent jurisdiction upon a cause of action arising out of breach or abuse of official duty or power, or the payment of damages sustained by any member of the public from any unlawful act of such officer or trooper. Coverage under such bond shall not include damage to persons or property arising out of the negligent operation of a motor vehicle. Such bond may be individual, schedule or blanket and on a form approved by the Attorney General. The premiums on such bonds shall be paid by the department.