Del. Code tit. 10, § 4003

Any political subdivision of the State, including the various school districts, and their officers and employees shall be entitled to the same privileges and immunities as provided in this chapter for the State and its officers and employees; provided that the public officers and employees of any such political subdivision shall only be indemnified if the governing body of the subdivision shall expressly so provide, and then only to the extent that the subdivision shall appropriate all funds necessary therefor.