law: 43. Discharge of person on his request.-
  (1) Any person (not being a mentally ill prisoner) detained in pursuance of an order made under this Act who feels that he has recovered from his mental illness, may make an application to the Magistrate, where necessary under the provisions of this Act, for his discharge from the psychiatric hospital or psychiatric nursing home.
  (2) An application made under sub-section (1) shall be supported by a certificate either from the medical officer in charge of the psychiatric hospital or psychiatric nursing home where the applicant is undergoing treatment or from a psychiatrist.
  (3) The Magistrate may, after making such inquiry as he may deem fit, pass an order discharging the person or dismissing the application.