Constitution of Illinois

The Constitution of the State of Illinois is the governing document of the state of Illinois. There have been four Illinois Constitutions; the fourth and current version was adopted in 1970. The current constitution is referred to as the "Constitution of Illinois of 1970" or less formally as the "1970 Constitution." The document is still referred to as the "Constitution of Illinois of 1970" even though there have been amendments to it after 1970. Important features of the 1970 Constitution include the creation of home rule powers for larger municipalities and other units of local government.