This assignment delves into the complexities of visa cancellation in Australia, focusing on Section 501 of the Migration Act. It explains the consequences of visa cancellation, particularly permanent exclusion from Australia under this section. The document outlines the various avenues for review available to individuals facing visa cancellations, including merits review by the Administrative Appeals Tribunal and judicial review by the Federal or High Court. The assignment also discusses the discretionary powers vested in the Minister to refuse or cancel visas on character grounds and the limited rights of visa holders to challenge such decisions.