Neb. Rev. Stat. § 46-1013

Notice of the filing of a petition for attachment fixing the time and place of hearing and giving notice thereof shall be in the same manner as prescribed in section 46-1004 , and in addition thereto the county clerk shall send by registered or certified mail, to each director of the board of the district named in the petition, a copy of such petition and notice of the time and place the same shall be considered.