Neb. Rev. Stat. § 79-1209

A petition to reorganize educational service units may include the following: (1) A transfer of a school district or districts from one established educational service unit to another established educational service unit; (2) A withdrawal from an established educational service unit by two or more school districts to form a new educational service unit; (3) An addition of a school district or districts which are not part of an educational service unit to an established or new educational service unit; and (4) The dissolution of one or more entire educational service units for attachment to existing educational service units or the merger of two or more educational service units into a new educational service unit.