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Legal Research on the Internet: Primary Sources

Prepared by Frank Houdek, SIU Law Library — Fall 2017


Supreme Court of the United States
• Vol. 502–present (1991–present); latest slip opinions

U.S. Court Links
• links to web sites for all U.S. Courts by Circuit

Federal Court Locator, Villanova
• links to official federal court websites

Illinois Supreme Court and Appellate Court Opinions
• opinions from 1996–present

Illinois Courts, Illinois State Bar Assoc.
• links to Illinois-based state & federal trial courts

U.S. Court of Appeals for 7th Circuit
• includes opinions and oral arguments

State Court WebSites, Nat'l Center for State Courts
• links to appellate & trial courts, arranged alphabetically by state

State Court Structure Charts, Nat'l Center for State Courts
• pictorial representation of court structure in each state

Courthouse Records
• location of courthouses in each state


United States Code, GPO Access
• includes 1994 and 2000 editions

United States Code, Cornell LII.

U.S. Public Laws
• laws from 101st Cong.–present (1989–present)

Illinois Compiled Statutes, Ill. General Assembly.

Illinois Public Acts, Ill. General Assembly
• Acts from 90th G.A.–present (1997–present)

State Legislatures Internet Links, Nat'l Conf. of State Legislatures
• can select link to state's statutes

State Legislative History Research Guides on the Web.


Code of Federal Regulations, GPO Access
• includes CFRs from 1996–present

Federal Register, GPO Access
• includes FRs from 1994–present

Federal Register, HeinOnline (SIU Law Only)
• includes FRs from 1936–July 2006

Illinois Administrative Code, Joint Comm. on Administrative Rules
• current with latest Illinois Register

Illinois Register, Ill. Sec. of State
IRs from 2002–present

Guide to Law Online—U.S. States and Territories, Library of Congress
• select state from list, link to administrative code and/or register found under “Executive”

Law by Source: State, Cornell LII
• select state from list, link to administrative code found under “Regulations and Other Agency Material”

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