This document provides information about criminal law in Canada. It defines criminal law as dealing with offenses against society and outlines some key functions as protecting people and property, discouraging offenses, and rehabilitating offenders. It notes that criminal actions are defined by Parliament and must involve harm, be serious in nature and degree, and fall under the scope of criminal law. The document also discusses sources of criminal law like the Criminal Code of Canada and the role of judges in interpreting laws and ruling on consistency with rights and freedoms.