Welcome to the Illinois Department of Revenue

Important Notice - ​Guidance for remote sellers making sales to Illinois purchasers (Wayfair)

 Latest News

 

 

2019 Illinois Tax Amnesty Program will be held 10/1/2019 through 11/15/2019https://www2.illinois.gov/rev/research/news/Pages/2019-Illinois-Tax-Amnesty-Program.aspx2019 Illinois Tax Amnesty Program will be held 10/1/2019 through 11/15/201911/15/2019 6:00:00 AM
Compliance Alert - Food Vendors Neglecting to Collect Illinois Sales Tax on Sales of Ready-Made Meals for School Lunch Programshttps://www2.illinois.gov/rev/research/publications/compliancealerts/Documents/CA-2020-1.pdfCompliance Alert - Food Vendors Neglecting to Collect Illinois Sales Tax on Sales of Ready-Made Meals for School Lunch Programs10/31/2019 5:00:00 AM
Property Tax Relief Task Force Informationhttps://www2.illinois.gov/rev/research/news/Pages/Property-Tax-Relief-Task-Force-Information.aspxProperty Tax Relief Task Force Information10/31/2019 5:00:00 AM
FY 2020-15 - Potential Sales Tax Rate Changes for Retailers of Aviation Fuelhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-15.pdfFY 2020-15 - Potential Sales Tax Rate Changes for Retailers of Aviation Fuel10/30/2019 5:00:00 AM
FY 2020-11 - Changes for Licensed Motor Fuel Receivers of Aviation Gas and Jet Fuelhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-11.pdfFY 2020-11 - Changes for Licensed Motor Fuel Receivers of Aviation Gas and Jet Fuel10/30/2019 5:00:00 AM
Locations Certified with Illinois Department of Transportation as Having an Airport-Related Purposehttps://www2.illinois.gov/rev/research/news/Pages/Locations-Certified-with-Illinois-Department-of-Transportation-as-Having-Airport-Related-Purposes.aspxLocations Certified with Illinois Department of Transportation as Having an Airport-Related Purpose10/21/2019 5:00:00 AM
FY 2020-10 - Simplified Municipal Telecommunications Tax Rate Changes Effective January 1, 2020https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-10.pdfFY 2020-10 - Simplified Municipal Telecommunications Tax Rate Changes Effective January 1, 202010/9/2019 5:00:00 AM
Rate Changes to Take Effect January 1, 2020https://www2.illinois.gov/rev/research/news/Pages/Rate-Changes-to-Take-Effect-January-1,-2020.aspxRate Changes to Take Effect January 1, 202010/7/2019 5:00:00 AM
FY 2020-08 - New Requirements for Sales Tax on Aviation Fuel for Retailershttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-08.pdfFY 2020-08 - New Requirements for Sales Tax on Aviation Fuel for Retailers9/27/2019 5:00:00 AM

 Frequent Questions

 

 

How do I request a waiver of penalty due to reasonable cause?https://www2.illinois.gov/rev/questionsandanswers/Pages/749.aspxHow do I request a waiver of penalty due to reasonable cause?
What is the difference between a Certificate of Registration, License, Certificate of Resale, and tax-exempt number?https://www2.illinois.gov/rev/questionsandanswers/Pages/277.aspxWhat is the difference between a Certificate of Registration, License, Certificate of Resale, and tax-exempt number?
May I pay my taxes with a credit or debit card?https://www2.illinois.gov/rev/questionsandanswers/Pages/453.aspxMay I pay my taxes with a credit or debit card?
Does Illinois tax my pension, social security, or retirement income?https://www2.illinois.gov/rev/questionsandanswers/Pages/99.aspxDoes Illinois tax my pension, social security, or retirement income?
What types of sales are exempt from tax?https://www2.illinois.gov/rev/questionsandanswers/Pages/142.aspxWhat types of sales are exempt from tax?
What other income is NOT allowed as a subtraction on my individual income tax return?https://www2.illinois.gov/rev/questionsandanswers/Pages/104.aspxWhat other income is NOT allowed as a subtraction on my individual income tax return?
How do I renew my Certificate of Registration or License?https://www2.illinois.gov/rev/questionsandanswers/Pages/287.aspxHow do I renew my Certificate of Registration or License?
Who qualifies for a sales tax exemption?https://www2.illinois.gov/rev/questionsandanswers/Pages/398.aspxWho qualifies for a sales tax exemption?

Taxpayer Answer Center

 Trending Forms

 

 

Form IL-W-4 - Employee’s and other Payee’s Illinois Withholding Allowance Certificate and Instructionshttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-w-4.pdfForm IL-W-4 - Employee’s and other Payee’s Illinois Withholding Allowance Certificate and Instructions
CRT-61 - Certificate of Resalehttps://www2.illinois.gov/rev/forms/sales/Documents/sales/crt-61.pdfCRT-61 - Certificate of Resale
RUT-5 - RUT-50 Private Party Vehicle Use Tax Charthttps://www2.illinois.gov/rev/forms/sales/Documents/vehicleusetax/RUT-5.pdfRUT-5 - RUT-50 Private Party Vehicle Use Tax Chart
CPP-1 - Installment Payment Plan Requesthttps://www2.illinois.gov/rev/forms/misc/Documents/payment/cpp-1.pdfCPP-1 - Installment Payment Plan Request
2018 IL-1040 Instructionshttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-Instr.pdf2018 IL-1040 Instructions
2018 IL-1040 - Individual Income Tax Returnhttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040.pdf2018 IL-1040 - Individual Income Tax Return
Form REG-1 - Illinois Business Registration Applicationhttps://www2.illinois.gov/rev/forms/reg/Documents/REG-1.pdfForm REG-1 - Illinois Business Registration Application
Booklet IL-700-T - Illinois Withholding Tax Tables Effective January 1, 2019https://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-700-t.pdfBooklet IL-700-T - Illinois Withholding Tax Tables Effective January 1, 2019
ST-1 - Instructions - For reporting periods January 2019 and afterhttps://www2.illinois.gov/rev/forms/sales/Documents/sales/ST-1-Instr.pdfST-1 - Instructions - For reporting periods January 2019 and after
2019 IL-941 - Instructionshttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/IL-941-instr.pdf2019 IL-941 - Instructions

All Tax Forms

 Tax Types

 

 

Sales & Use Taxeshttps://www2.illinois.gov/rev/research/taxinformation/sales/Pages/rot.aspxSales & Use Taxes
Private Party Vehicle Use Taxhttps://www2.illinois.gov/rev/research/taxinformation/sales/Pages/vehicle.aspxPrivate Party Vehicle Use Tax
Real Estate Transfer Tax – Individuals, Title Companies and Settlement Agencieshttps://www2.illinois.gov/rev/research/taxinformation/property/Pages/rett.aspxReal Estate Transfer Tax – Individuals, Title Companies and Settlement Agencies
Real Estate Transfer Tax Stamp Purchase Forms/Procedures – Countieshttps://www2.illinois.gov/rev/research/taxinformation/property/Pages/realestate.aspxReal Estate Transfer Tax Stamp Purchase Forms/Procedures – Counties
Corporate income taxhttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/corporate.aspxCorporate income tax
Partnershiphttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/partnership.aspxPartnership
Charitable Games Tax & License Feeshttps://www2.illinois.gov/rev/research/taxinformation/charitygaming/Pages/charitable.aspxCharitable Games Tax & License Fees
Tobacco Products Taxhttps://www2.illinois.gov/rev/research/taxinformation/excise/Pages/tobacco.aspxTobacco Products Tax

More Tax Types