Illinois Compiled Statutes - FindLaw's hosted version of the Illinois Compiled Statutes.
Illinois Constitution - The Constitution of the State of Illinois.
Illinois Administrative Code - The Administrative Code of Illinois from the Joint Committee on Administrative Rules.
Attorney General Opinions - AG Opinions issued when requested by the legislature, any public officer of the State, or a county attorney, on a question of law relating to their office.
Legislature: Bill Information - Legislation from the Illinois General Assembly.
State Legislature - Official website of the Illinois General Assembly.
U.S. 7th Cir. Opinions - FindLaw cases and resources for the Seventh Circuit Court of Appeals.
U.S. Court of Appeals (7th Circuit) Opinions - Opinions and resources from the Court.
Illinois Court of Appeals Opinions - FindLaw cases for the Court of Appeals of Illinois.
Illinois Supreme Court Opinions - FindLaw cases for the Supreme Court of Illinois.
Library of Congress - Bill summary and status from the Library of Congress.