Illinois Laws > Government > Revenue > Illinois Income Tax Act

Illinois Income Tax Act

Article 1 - Short Title And Construction
Article 2 - Tax Imposed
Article 3 - Allocation And Apportionment Of Base Income
Article 4 - Accounting
Article 5 - Records, Returns And Notices
Article 6 - Payments
Article 7 - Withholding Tax
Article 8 - Declaration And Payment Of Estimated Tax
Article 9 - Procedure And Administration
Article 10 - Penalties And Interest
Article 11 - Liens And Jeopardy Assessment
Article 12 - Judicial Review
Article 13 - Crimes
Article 14 - Miscellaneous Provisions
Article 15 - Definitions And Rules Of Interpretation
Article 16 - Severability
Article 17 - Effective Date