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| Illinois Administrative Code | |
|---|---|
| Name | Illinois Administrative Code |
| Jurisdiction | Illinois |
| Publisher | Secretary of State (Illinois) |
| Established | 1967 |
| Website | Illinois Administrative Code (Illinois Administrative Code) |
Illinois Administrative Code is the codified compilation of administrative rules adopted by state agencies in Illinois. It organizes regulations implementing statutes passed by the Illinois General Assembly and provides the procedural and substantive framework for agencies such as the Illinois Environmental Protection Agency, Illinois Department of Public Health, and Illinois Commerce Commission. The Code functions alongside the Illinois Compiled Statutes and the Illinois Register to make agency actions accessible to the public, regulated entities, and the judiciary.
The Code collects agency-adopted rules that interpret or implement laws enacted by the Illinois General Assembly and executed by executives like the Governor of Illinois. Agencies such as the Illinois Department of Revenue, Illinois Department of Transportation, Illinois State Board of Education, and regulatory boards including the Illinois Department of Financial and Professional Regulation file rules governing subjects from taxation to professional licensing. The procedural scaffolding reflects precedents from cases like Chicago v. Tandy and doctrinal influence from federal models such as the Code of Federal Regulations. The Code is arranged by title and part to mirror organizational divisions within agencies including the Illinois Environmental Protection Agency and the Department of Children and Family Services.
Authority to promulgate rules derives from enabling statutes in the Illinois Compiled Statutes passed by the Illinois General Assembly and signed by the Governor of Illinois. Publication responsibilities lie with the Secretary of State (Illinois) who maintains the official printed and electronic versions, in coordination with administrative law requirements articulated in laws such as the Illinois Administrative Procedure Act. Key legal disputes involving rule authority have reached tribunals including the Illinois Supreme Court and federal courts like the United States Court of Appeals for the Seventh Circuit. Executive orders from occupants of the Illinois Governor’s office and legislative enactments such as budget laws often shape rule scope and funding.
The Code is organized into titles, chapters, parts, and sections, mirroring structural approaches used by the Code of Federal Regulations and other states like California and New York (state). Major titles correspond to agency portfolios—health, environment, transportation—so rules from the Illinois Department of Public Health, Illinois Environmental Protection Agency, and Illinois Department of Transportation appear under distinct numeric ranges. Subdivision into parts permits granular subjects such as licensure handled by the Illinois Department of Financial and Professional Regulation or procurement overseen by the Illinois Department of Central Management Services. Cross-references link to enabling statutes in the Illinois Compiled Statutes and to related administrative materials published in the Illinois Register.
Rulemaking follows procedures established by the Illinois Administrative Procedure Act and overseen by actors including agency directors appointed by the Governor of Illinois. The sequence typically involves notice published in the Illinois Register, public comment periods that attract stakeholders such as American Medical Association-aligned groups, small business associations, and unions like the Service Employees International Union. Agencies may hold public hearings, respond to petitions, and issue final adopted rules that undergo legal review for compliance with enabling statutes and restrictions from cases in the Illinois Supreme Court. Emergency rules, used in crises involving entities such as the Illinois Department of Public Health during epidemics, have different timelines and judicial scrutiny, sometimes invoking federal oversight from agencies like the Centers for Disease Control and Prevention in related disputes.
The official citation format references title and part numbers and is used in briefs filed in courts such as the United States District Court for the Northern District of Illinois or the Illinois Supreme Court. The Secretary of State (Illinois) provides electronic access, while libraries and institutions like the University of Illinois Urbana–Champaign house historical print collections. Legal practitioners working with the Illinois Appellate Court cite the Code alongside the Illinois Compiled Statutes and decisions from panels of the Seventh Circuit. Secondary sources from entities such as the Illinois State Bar Association and law reviews from the University of Chicago Law School analyze interpretive questions and citation conventions.
Amendments originate through rulemaking or by legislative changes in the Illinois General Assembly; budget riders and statute revisions can trigger wholesale regulatory changes in agencies like the Illinois Environmental Protection Agency. Judicial review occurs in tribunals including the Illinois Circuit Courts and appellate courts, with review standards shaped by precedent from the Illinois Supreme Court and federal jurisprudence from the United States Supreme Court. Challenges often concern statutory authority, procedural defects under the Illinois Administrative Procedure Act, or constitutional claims litigated in courts such as the United States District Court for the Central District of Illinois.
Regulations in the Code affect a wide array of activities: environmental permitting by the Illinois Environmental Protection Agency influences projects reviewed by the Illinois Department of Natural Resources; public health rules by the Illinois Department of Public Health shape hospital licensing and responses involving institutions like Rush University Medical Center; transportation safety standards promulgated by the Illinois Department of Transportation affect operations at entities such as Chicago O'Hare International Airport. Financial oversight by the Illinois Department of Financial and Professional Regulation governs banks chartered under laws impacting firms headquartered in Chicago. Educational regulations from the Illinois State Board of Education interface with school districts in locales like Cook County and institutions such as the University of Illinois Chicago. The Code thereby serves as an operational bridge among legislative mandates, agency implementation, regulated parties, and judicial oversight.