provisions of section 461 or 471 of the Criminal Procedure Code, to discharge all or any of the functions of Inspector-General, under section 473 or section 474 of the Code. (Section 471 (i) of Criminal Procedure Code. Discipline and punishment of mental patient. Rule455. (i) A mental patient cannot be punished for any offence committed by him, but such restrains can be imposed as are necessary to prevent him from injuring himself or others, or causing inconvenience. (ii) A person confined during the pleasure of Government under section 471 of the Criminal Procedure Code when not actually insane, is subject to the same discipline's a prisoner sentenced to rigorous imprisonment, except that he cannot be put to labour. ' (iii) A person confined under observation if sane, is liable to prison discipline. 158