The criminal law in Canada has several sources and types of offences. The main source is the Criminal Code of Canada, which describes offenses and punishments. There are also other federal and provincial/municipal laws. Offenses are either summary conviction (minor crimes with less severe penalties) or indictable (more serious crimes with more severe penalties, including life imprisonment). To obtain a conviction, the Crown must prove beyond a reasonable doubt that the accused committed the prohibited act (actus reus) with the required mental state (mens rea), such as intent, knowledge, or recklessness. Some offenses use a subjective standard requiring proof of what was in the accused's mind, while others use an objective standard based on what