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The Illinois Supreme Court is the state's highest court and has jurisdiction over appeals from the appellate courts and certain direct appeals from circuit courts. It is responsible for supervising the administration of all Illinois courts, interpreting state laws and the Illinois Constitution, and regulating the legal profession in the state. Its decisions are binding on all other Illinois state courts.
Serves as the primary location for the Illinois Supreme Court's oral arguments, judicial conferences, opinion deliberation, and houses the Supreme Court Clerk's office, Marshal's office, Reporter of Decisions, and the Supreme Court Library. It is the administrative center for the state's highest court.
The Illinois Supreme Court Building is renowned for its Beaux-Arts architectural style, featuring a grand limestone exterior, marble interiors, ornate ceilings, and murals depicting historical and allegorical scenes related to law and justice. It includes an impressive courtroom and a comprehensive law library.
Formal, tradition-bound, and highly professional, emphasizing meticulous legal scholarship, respect for precedent, judicial independence, and public service. The environment is dedicated to the administration of justice and upholding the rule of law.
As the seat of the state's highest court, the headquarters is a symbol of judicial authority and the final arbiter of Illinois law. Its decisions impact all citizens and legal precedent within the state.
The Illinois Supreme Court's jurisdiction and functions are contained entirely within the state of Illinois. It does not have a global presence in the corporate sense. Its authority extends to all Illinois state courts, and it is the final interpreter of Illinois law. The Court supports the statewide judicial system through the Administrative Office of the Illinois Courts (AOIC), which has offices in Springfield and Chicago and supports operations across all judicial circuits.
200 E. Capitol Ave.
Springfield
IL
USA
Address: Michael A. Bilandic Building, 160 N. LaSalle St., Chicago, IL 60601
To provide accessibility for litigants and attorneys in the Chicago metropolitan area, the state's largest population center, and to accommodate justices residing in or near Cook County.
Address: Justices maintain chambers within their respective judicial districts from which they were elected.
Allows Justices to maintain a presence and connection with the communities in their elected districts across the state.
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As of April 2025, Illinois Supreme Court' leadership includes:
Illinois Supreme Court has been backed by several prominent investors over the years, including:
There have been no new appointments, retirements, or departures of Justices on the Illinois Supreme Court in the last 12 months (approximately mid-2023 to mid-2024). The most recent significant changes to the court's composition occurred in late 2022.
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The Illinois Supreme Court primarily conducts official communication through its Clerk's Office. Direct email addresses for individual Justices are generally not publicly available for case-related matters to maintain judicial impartiality and formal communication channels. For official filings and inquiries, the Supreme Court Clerk's office is the designated point of contact. Staff within the Administrative Office of the Illinois Courts (AOIC) may use formats like `[firstinitial][lastname]@illinoiscourts.gov` or `[first].[last]@illinoiscourts.gov`, but this is not standardized for all personnel, nor is it the method for contacting Justices regarding judicial matters.
No single, publicly disseminated email format for Justices. Contact via Supreme Court Clerk. For AOIC staff (not Justices): potentially `flastname@illinoiscourts.gov` or `firstname.lastname@illinoiscourts.gov`.
Format
SCTClerk@illinoiscourts.gov (for the Supreme Court Clerk's Office)
Example
20%
Success rate
Illinois Supreme Court • May 16, 2024
The Illinois Supreme Court announced amendments to Supreme Court Rule 23 (Disposition of Cases in the Appellate Court) and Rule 367 (Rehearing in Reviewing Court). The amendments are effective July 1, 2024, and aim to enhance clarity and efficiency in appellate procedures....more
Illinois Supreme Court • April 18, 2024
The Illinois Supreme Court handed down five opinions on April 18, 2024. Case details and the full text of the opinions are available on the Court's website, covering various legal issues....more
Illinois State Bar Association • January 24, 2024
While the final major ruling was in July 2023, the implementation and ongoing discussions related to the Pretrial Fairness Act (part of the SAFE-T Act), which eliminated cash bail in Illinois, continued to be a significant topic. The Supreme Court's 2023 decision affirmed the law's constitutionality, marking a major reform in the state's criminal justice system....more
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