Bill C-45, also known as the Cannabis Act, is a law passed in Canada that legalized the recreational use of cannabis. It was introduced to regulate the production, distribution, and sale of cannabis products, ensuring public health and safety while reducing the illegal market. The bill allows adults aged 18 and older to possess and use cannabis for recreational purposes. It also sets guidelines for cannabis cultivation at home and establishes rules for advertising and packaging to prevent youth access. Overall, Bill C-45 aims to create a controlled framework for cannabis use in Canada.