Illinois
By the Numbers

Illinois Below is a snapshot of key features of Illinois' tax system. (Scroll Down)
State & Local Revenue (FY10)
  • General Revenue, Own-Source (GROS): $74.2 billion
  • General Revenue as a Share of Income: 14.0%
  • Tax Revenue: $53.7 billion
  • Tax Revenue as Share of income: 10.1%
  • Personal Income Tax (Share of Tax Revenue): 15.8% (37 out of 51)
  • Corporate Income Tax (Share of Tax Revenue): 2.5 % ( 30 out of 51)
  • Sales & Excise Tax (Share of Tax Revenue): 31.7 % ( 31 out of 51)
  • Property Tax (Share of Tax Revenue): 43.6 % ( 6 out of 51)
  • Other Taxes (Share of Tax Revenue): 3.5 % (38 out of 51)
Personal Income Tax Features (2012)
  • Range of Tax Rates: 5%
  • Standard Deduction: None
  • Personal Exemption: $2,000
  • Dependent Exemption: $2,000
  • Earned Income Tax Credit (EITC): 5% Refundable (2012)
  • Flat income tax rate structure
  • Significant exclusion for retirement income
Corporate Income Tax Features (2012)
  • Range of Tax Rates: 9.50%, dropping to 7.75% in 2015
  • Income Level at Which Top Rate Applies: All
  • Combined Reporting: Yes
  • Apportionment Factor (Payroll): 0%
  • Apportionment Factor (Property): 0%
  • Apportionment Factor (Sales): 100%
Sales Tax Features (2012)
  • State Sales Tax Rate: 6.25%
  • Average Local Sales Tax Rate: 1.80%
  • Average Combined State & Local Sales Tax Rate: 8.05%
  • State Sales Tax Treatment of Groceries: 1%
  • Local Sales Tax Treatment of Groceries: Taxed
  • Number of Services Taxed: 17 out of 168 surveyed (2007)
  • Streamlined Sales Tax Membership: No
  • Vendor Compensation available without ceiling
  • State sales tax applies to gasoline
  • "Amazon law" in effect
Property Tax Features (2012)
  • Does not provide a meaningful circuit breaker for non-elderly taxpayers.
  • Provides a non-refundable income tax credit equal to 5% of property taxes paid.
  • Utilizes split roll system.
Other Tax & Revenue Features (2012)
  • Gasoline Tax Rate (per gallon): $0.391
  • Diesel Tax Rate (per gallon): $0.445
  • Cigarette Tax Rate (per pack): $1.98
  • Estate or Inheritance Tax: Yes
  • Net Lottery Sales Per Capita: $171 (2010)
Tax Policy Oversight
  • Tax Expenditure Report: Yes
  • Tax Incidence Analysis Capability: Personal income tax only

Last Updated October 4, 2012

Sources & Glossary