Free & Low-Cost Legal Research

State

• Link List for State Regulations & Administrative Codes by the Law Librarians Society of Washington D.C.
• Directory of State Information (Administrative Information) by the Legal Information Institute 
• State Regulations by the Legal Information Institute

Illinois

• Illinois Register (Official) by the Secretary of State
• Illinois Administrative Code (Official)
• Illinois Administrative Code by Legal Information Institute
• List of Illinois Agencies

Illinois

• Illinois Executive & Administrative Orders
• Illinois Attorney General Opinions