Neb. Rev. Stat. § 43-3910

An abduction prevention order remains in effect until the earliest of: (1) the time stated in the order; (2) the emancipation of the child; (3) the child's attaining eighteen years of age; or (4) the time the order is modified, revoked, vacated, or superseded by a court with jurisdiction under sections 43-1238 to 43-1240 .