Illinois
By the Numbers

Illinois Below is a snapshot of key features of Illinois' tax system. (Scroll Down)
Personal Income Tax Features (2015)
  • Range of Tax Rates: 3.75%
  • Standard Deduction: None
  • Personal Exemption: $2,150
  • Dependent Exemption: $2,150
  • Earned Income Tax Credit (EITC): 10% Refundable
  • Flat income tax rate structure
  • Significant exclusion for retirement income
Corporate Income Tax Features (2015)
  • Range of Tax Rates: 7.75%
  • 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 (2015)
  • State Sales Tax Rate: 6.25%
  • Average Local Sales Tax Rate: 1.75%
  • Average Combined State & Local Sales Tax Rate: 8.0%
  • 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 (2015)
  • 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 (2015)
  • Gasoline Tax Rate (per gallon): $0.307
  • 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 January 13, 2015

Sources & Glossary