The Illinois State Bar Association High School Mock Trial Invitational is a mock trial tournament that has been held every year since 1983. The event is administered by the Illinois State Bar Association. The winning team represents the state of Illinois at the National High School Mock Trial Championship. Originally held in Springfield, Illinois, the invitational moved to Champaign, Illinois in 2013, before moving back to Springfield for the 2019 competition. In 2019, 40 high schools participated.[1] The defending champion is York Community High School.[1]