Section 418. Duration of Admission or Commitment; in General.--Any admission or commitment of a person under this act, shall be valid and authorize the detention of such person only for the period specified in the section under which he was admitted or committed, or, where authorized, for such period as a court may specify in its order of commitment. If no period is specified in a commitment, the person may be detained until care or treatment is no longer necessary, whereupon he shall be discharged, or otherwise dealt with in accordance with the provisions of this act.
Compiler's Note: Section 501 of Act 143 of 1976 provided that section 418 is repealed except insofar as it relates to mental retardation or persons who are mentally retarded.