List of Illinois state agencies

The Illinois state government has numerous departments, but the so-called code departments provide most of the state's services.

Code departments

 * Department on Aging
 * Department of Agriculture
 * Department of Central Management Services
 * Department of Children and Family Services
 * Department of Commerce and Economic Opportunity
 * Department of Corrections
 * Department of Employment Security
 * Emergency Management Agency
 * Department of Financial and Professional Regulation
 * Department of Healthcare and Family Services
 * Department of Human Rights
 * Department of Human Services
 * Department of Innovation and Technology
 * Department of Insurance
 * Department of Juvenile Justice
 * Department of Labor
 * Department of the Lottery
 * Department of Military Affairs
 * Department of Natural Resources
 * Department of Public Health
 * Department of Revenue
 * Department of State Police
 * Department of Transportation
 * Department of Veterans' Affairs

Boards, commissions and offices
There are also many boards, commissions and offices, including:


 * Abraham Lincoln Presidential Library and Museum
 * Attorney Registration & Disciplinary Commission of the Supreme Court of Illinois
 * Illinois Arts Council
 * Illinois State Board of Elections
 * Illinois Board of Higher Education
 * Illinois Budgeting for Results Commission
 * Illinois Bureau of Criminal Investigations
 * Capital Development Board
 * Illinois Civil Service Commission
 * Illinois Commerce Commission
 * Illinois Commission on Government Forecasting and Accountability
 * Illinois Commission on Volunteerism and Community Service
 * Illinois Community and Residential Services Authority
 * Illinois Community College Board
 * Illinois Comprehensive Health Insurance Plan
 * Illinois Council on Developmental Disabilities
 * Illinois Criminal Justice Information Authority
 * Illinois Deaf and Hard of Hearing Commission
 * Illinois Educational Labor Relations Board
 * Illinois Environmental Protection Agency
 * Illinois Executive Ethics Commission
 * Illinois Export Advisory Council
 * Illinois Finance Authority
 * Illinois Gaming Board
 * Illinois General Assembly
 * Illinois Guardianship and Advocacy Commission
 * Illinois Health Information Exchange Authority
 * Illinois Historic Preservation Agency
 * Illinois House Democrats
 * Illinois House Republicans
 * Illinois Housing Development Authority
 * Illinois Human Rights Commission
 * Illinois Independent Tax Tribunal
 * Illinois Judicial Inquiry Board
 * Illinois Labor Relations Board
 * Illinois Law Enforcement Training and Standards Board
 * Illinois Liquor Control Commission
 * Illinois Medical District Commission
 * Illinois National Guard
 * Illinois Office of Management and Budget
 * Illinois Pollution Control Board
 * Illinois Power Agency
 * Illinois Prisoner Review Board
 * Illinois Procurement Policy Board
 * Illinois Property Tax Appeal Board
 * Illinois Racing Board
 * Illinois Senate Democrats
 * Illinois Senate Republicans
 * Illinois State Board of Education
 * Illinois State Board of Investment
 * Illinois State Fair
 * Illinois State Police
 * Illinois State Police Merit Board
 * Illinois State Toll Highway Authority
 * Illinois State Universities Civil Service System
 * Illinois State Universities Retirement System
 * Illinois Student Assistance Commission
 * Illinois Workers' Compensation Commission
 * Office of the Illinois Attorney General
 * Office of the Illinois Auditor General
 * Office of the Illinois Comptroller
 * Office of the Illinois Governor
 * Office of the Illinois Lieutenant Governor
 * Office of the Illinois Secretary of State
 * Office of the Illinois State Appellate Defender
 * Office of the Illinois State Fire Marshal
 * Office of the Illinois State Treasurer
 * Office of the Illinois State's Attorneys Appellate Prosecutor
 * State Retirement Systems of Illinois
 * Teachers' Retirement System of the State of Illinois