Laws of Saint Lucia Criminal Code Cap.3.01 47 Revision Date: 31 Dec. 2005 (2) 27. A person of 12 years of age and below 16 years of age is criminally responsible for any act done by him or her unless he or she is not of sufficient maturity of understanding to enable him or her to appreciate the nature and consequences of his or her conduct in respect of which he or she is accused. PRESUMPTION OF MENTAL DISORDER A person accused of committing a crime shall be deemed to have been mentally ill at the time he or she committed the act in respect of which he or she is accused— (a) if he or she was prevented, by reason of mental disorder, from knowing the nature or consequences of the act in respect of which he or she is accused, or if he or she did know it, he or she did not know that what he or she was doing was contrary to law; (b) if he or she did the act in respect of which he or she is accused under the influence of a delusion of such a nature as to render him or her, in the opinion of the jury or of the Court, an unfit person for punishment of any kind in respect of such act. Intoxication 28. INTOXICATION, WHEN AN EXCUSE (1) Except as provided in this section, intoxication does not constitute a defence to any criminal charge. (2) Intoxication is a defence to a criminal charge if by any reason of the intoxication the person charged did not know at the time of the commission of the act that such act was wrong or did not know what he or she was doing and— (a) the state of intoxication was caused without his or her consent by the malicious or negligent act of another person; or (b) he or she was by reason of intoxication mentally ill, whether temporarily or otherwise, at the time of the commission of such act.