Neb. Rev. Stat. § 83-388: Residential facilities; detention after the age of majority.

No person admitted to a residential facility upon the application of his or her parent or parents shall be detained in a residential facility after attaining the age of majority as established by section 43-2101, as such section may from time to time be amended, unless a guardian for such person makes an application for continued residence for such person in the facility under section 83-383 or such person is committed as provided by law for involuntary commitments.