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Sustainability: Law Resources Illinois

This guide is designed to support learning communities who will be exploring the scientific, business, and political aspects of Sustainability.

Illinois Environmental Law Resources

Illinois Law

These are a few free web options for finding Illinois primary authorities. 

  • Illinois Court Opinions
    This Illinois Courts page contains links to full-text opinions issued by the Illinois Supreme Court and the Illinois Appellate Court.  Look for the "opinions" links in the Quick Links frame to the left of the screen.
  • Illinois Compiled Statutes
    The Illinois General Assembly is Illinois' state legislative body.  This portion of its website contains a chapter-by-chapter version of the Illinois Compiled Statutes (ILCS), which contain the statutory laws of Illinos.  NOTE:  Although very convenient to use for research, this is not considered an "official" version of Illinois' statutes.
  • Illinois Administrative Code
    This site, from the Illlinois General Assembly's Joint Committe on Administrative Rules (JCAR), contains the best free representation of the Illinois Administrative Code.  The Code contains rules and regulations and other materials issued by Illinois administrative agencies.


Kindlon Hall
5700 College Rd.
Lisle, IL 60532
(630) 829-6050


Gillett Hall
225 E. Main St.
Mesa, AZ 85201
(480) 878-7514