Neb. Rev. Stat. § 14-2107: Neb. Rev. Stat. § 14-2107

The board of directors of the metropolitan utilities district or any committee of the members of the board shall have power to compel the attendance of witnesses for investigation of any matters that may come before the board, and the presiding officer of the board, or the chairperson of the committee for the time being, may administer the requisite oaths, and the board or committee thereof shall have the same authority to compel the giving of testimony as is conferred on courts of justice.