Welcome to the Illinois Department of Revenue

IDOR Offices Now Open to Public
Additional Taxpayer Resources during COVID-19 (Coronavirus) Outbreak
Contact IDOR Via Email

 Latest News

 

 

2020 Virtual Tax Practitioner Meeting – Register Todayhttps://www2.illinois.gov/rev/research/news/Pages/2020-Virtual-Tax-Practitioner-Meeting-–-Register-Today.aspx2020 Virtual Tax Practitioner Meeting – Register Today1/2/2021 6:00:00 AM
Leveling the Playing Field for Illinois Retail Act Resource Pagehttps://www2.illinois.gov/rev/research/news/Pages/Leveling-the-Playing-Field-for-Illinois-Retail-Act-Resource-Page.aspxLeveling the Playing Field for Illinois Retail Act Resource Page1/1/2021 6:00:00 AM
Pritzker Administration Moves to Increase Earned Income Credit Participationhttps://www2.illinois.gov/Pages/news-item.aspx?ReleaseID=22254Pritzker Administration Moves to Increase Earned Income Credit Participation10/23/2020 5:00:00 AM
FY 2021-04 - Illinois Earned Income Tax Credit (EIC) Updates and New Letterhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2021/FY2021-04.pdf FY 2021-04 - Illinois Earned Income Tax Credit (EIC) Updates and New Letter10/19/2020 5:00:00 AM
Pritzker Administration Announces $100 Million Milestone in Cannabis Revenue Collectedhttps://www2.illinois.gov/Pages/news-item.aspx?ReleaseID=22203Pritzker Administration Announces $100 Million Milestone in Cannabis Revenue Collected10/13/2020 5:00:00 AM
FY 2021-03 - Simplified Municipal Telecommunications Tax Rate Changes Effective January 1, 2021https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2021/FY2021-03.pdfFY 2021-03 - Simplified Municipal Telecommunications Tax Rate Changes Effective January 1, 202110/6/2020 5:00:00 AM
Rate Changes to Take Effect January 1, 2021https://www2.illinois.gov/rev/research/news/Pages/Rate-Changes-to-Take-Effect-January-1,-2021.aspxRate Changes to Take Effect January 1, 202110/6/2020 5:00:00 AM
FY 2021-02 - Retailers’ Occupation Tax Guidance for Remote Retailers as set forth by the Leveling the Playing Field for Illinois Retail Acthttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2021/FY2021-02.pdfFY 2021-02 - Retailers’ Occupation Tax Guidance for Remote Retailers as set forth by the Leveling the Playing Field for Illinois Retail Act9/25/2020 5:00:00 AM
FY 2021-01 - Expanded Audit Fast Track Resolution (FTR) Program now availablehttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2021/FY2021-01.pdfFY 2021-01 - Expanded Audit Fast Track Resolution (FTR) Program now available9/4/2020 5:00:00 AM

 Frequent Questions

 

 

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?
Where do I mail my individual income tax return?https://www2.illinois.gov/rev/questionsandanswers/Pages/5.aspxWhere do I mail my individual income tax return?
What is the sales tax rate in Illinois?https://www2.illinois.gov/rev/questionsandanswers/Pages/139.aspxWhat is the sales tax rate in Illinois?
What is the Debit Card refund option?https://www2.illinois.gov/rev/questionsandanswers/Pages/874.aspxWhat is the Debit Card refund option?
When do I have to pay my property taxes?https://www2.illinois.gov/rev/questionsandanswers/Pages/324.aspxWhen do I have to pay my property taxes?
What statutes govern sales tax?https://www2.illinois.gov/rev/questionsandanswers/Pages/130.aspxWhat statutes govern sales tax?
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?
How do I report tax fraud?https://www2.illinois.gov/rev/questionsandanswers/Pages/511.aspxHow do I report tax fraud?

Taxpayer Answer Center

 Trending Forms

 

 

2020 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.pdf2020 Form IL-W-4, Employee’s and other Payee’s Illinois Withholding Allowance Certificate and Instructions
2019 IL-1040 Instructionshttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-Instr.pdf2019 IL-1040 Instructions
CRT-61 - Certificate of Resalehttps://www2.illinois.gov/rev/forms/sales/Documents/sales/crt-61.pdfCRT-61 - Certificate of Resale
2019 IL-1040, Individual Income Tax Returnhttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040.pdf2019 IL-1040, Individual Income Tax Return
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
IL-W-5-NR - Employee’s Statement of Nonresidence in Illinoishttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-w-5-nr.pdfIL-W-5-NR - Employee’s Statement of Nonresidence in Illinois
2020 Schedule P, Illinois Withholding Schedulehttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/IL-941-Schedule-P.pdf2020 Schedule P, Illinois Withholding Schedule
2020 IL-941-X - Illinois Amended Withholding Income Tax Returnhttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/IL-941-X.pdf2020 IL-941-X - Illinois Amended Withholding Income Tax Return
IL-5754 Statement by Person Receiving Gambling Winningshttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-5754.pdfIL-5754 Statement by Person Receiving Gambling Winnings
2020 IL-941 Schedule P, CSV Instructionshttps://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/IL-941-Schedule-P-CSV-Instr.pdf2020 IL-941 Schedule P, CSV 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
Corporate income taxhttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/corporate.aspxCorporate income 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
Resource Page for the "Leveling the Playing Field for Illinois Retail Act"https://www2.illinois.gov/rev/research/taxinformation/sales/Pages/Level-the-Playing-Field.aspxResource Page for the "Leveling the Playing Field for Illinois Retail Act"
Charitable Games Tax & License Feeshttps://www2.illinois.gov/rev/research/taxinformation/charitygaming/Pages/charitable.aspxCharitable Games Tax & License Fees
Partnershiphttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/partnership.aspxPartnership

More Tax Types