Illinois Judicial Organization is the system of courts in the U.S. state of Illinois. The state is divided into five judicial districts, each with its own Supreme Court and Appellate Court, as well as additional Circuit, Associate, and Municipal Courts. The Supreme Court of Illinois is the highest court in the state and has the authority to review decisions made by the lower courts. There are four types of Illinois Judicial Organization: Supreme Court, Appellate Court, Circuit Court, and Associate and Municipal Courts. The Supreme Court is the highest court in Illinois and hears appeals from decisions of the Appellate Court. The Appellate Court reviews decisions from the Circuit Court. The Circuit Court is the trial court level and hears most civil cases, felony cases, family law cases, and cases involving juvenile offenders. The Associate and Municipal Courts are lower courts and hear cases involving traffic violations, misdemeanors, and small claims.