Welcome to the Illinois Department of Revenue

IDOR Offices Closed to the Public - Contact Us Via Email
Cancel or Reschedule a 2019 Income Tax Return Electronic Payment
Additional Taxpayer Resources during COVID-19 (Coronavirus) Outbreak

 Latest News

 

 

FY 2020-37 - Change in the County Motor Fuel Tax Rate, Effective July 1, 2020, through June 30, 2021https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-37.pdfFY 2020-37 - Change in the County Motor Fuel Tax Rate, Effective July 1, 2020, through June 30, 20215/27/2020 5:00:00 AM
FY 2020-34 - Sales Tax Rate Change Summaryhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-34.pdfFY 2020-34 - Sales Tax Rate Change Summary5/26/2020 5:00:00 AM
Governor Waives Penalties, Interest for Taxpayers Affected by Flooding, Severe Weatherhttps://www2.illinois.gov/Pages/news-item.aspx?ReleaseID=21573Governor Waives Penalties, Interest for Taxpayers Affected by Flooding, Severe Weather5/22/2020 5:00:00 AM
2019 Cook County Final Multiplier Announcedhttps://www2.illinois.gov/rev/research/news/Pages/2019-Cook-County-Final-Multiplier-Announced.aspx2019 Cook County Final Multiplier Announced5/20/2020 5:00:00 AM
FY 2020-29 - Illinois withholding requirements for out-of-state employers who employ Illinois residents working from home due to COVID-19 Virus Outbreakhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-29.pdfFY 2020-29 - Illinois withholding requirements for out-of-state employers who employ Illinois residents working from home due to COVID-19 Virus Outbreak5/19/2020 5:00:00 AM
FY 2020-36 - Municipal and County Cannabis Retailers’ Occupation Tax Rate Changes Summaryhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-36.pdfFY 2020-36 - Municipal and County Cannabis Retailers’ Occupation Tax Rate Changes Summary5/15/2020 5:00:00 AM
FY 2020-22 - Electronic FSET filing now available for Form IL-941-Xhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-22.pdfFY 2020-22 - Electronic FSET filing now available for Form IL-941-X5/6/2020 5:00:00 AM
FY 2020-30 - Summary of Sales Tax Rate Changes for Aviation Fuelhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-30.pdfFY 2020-30 - Summary of Sales Tax Rate Changes for Aviation Fuel5/5/2020 5:00:00 AM
FY 2020-33 - Additional Relief for Renewals of Illinois Sales Tax Exemption (“E”) Numbers During the COVID-19 Virus Outbreakhttps://www2.illinois.gov/rev/research/publications/bulletins/Documents/2020/FY2020-33.pdfFY 2020-33 - Additional Relief for Renewals of Illinois Sales Tax Exemption (“E”) Numbers During the COVID-19 Virus Outbreak5/1/2020 5:00:00 AM

 Frequent Questions

 

 

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?
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?
For purposes of Rental Purchase Agreement Occupation and Use Taxes, what is a rental purchase agreement?https://www2.illinois.gov/rev/questionsandanswers/Pages/581.aspxFor purposes of Rental Purchase Agreement Occupation and Use Taxes, what is a rental purchase agreement?
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?
What is the sales tax rate in Illinois?https://www2.illinois.gov/rev/questionsandanswers/Pages/139.aspxWhat is the sales tax rate in Illinois?
How do I pay the Rental Purchase Agreement Occupation Tax I owe?https://www2.illinois.gov/rev/questionsandanswers/Pages/584.aspxHow do I pay the Rental Purchase Agreement Occupation Tax I owe?
How can I obtain my 8-digit IL-PIN to electronically file my Form IL-1040?https://www2.illinois.gov/rev/questionsandanswers/Pages/309.aspxHow can I obtain my 8-digit IL-PIN to electronically file my Form IL-1040?
When is my individual income tax return due?https://www2.illinois.gov/rev/questionsandanswers/Pages/4.aspxWhen is my individual income tax return due?

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
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
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
2020 IL-1040-ES, Estimated Income Tax Payments for Individualshttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-ES.pdf2020 IL-1040-ES, Estimated Income Tax Payments for Individuals
Form REG-1 - Illinois Business Registration Applicationhttps://www2.illinois.gov/rev/forms/reg/Documents/REG-1.pdfForm REG-1 - Illinois Business Registration Application
RUT-50 - Instructionshttps://www2.illinois.gov/rev/forms/sales/Documents/vehicleusetax/rut-50-instr.pdfRUT-50 - Instructions
CPP-1 - Installment Payment Plan Requesthttps://www2.illinois.gov/rev/forms/misc/Documents/payment/cpp-1.pdfCPP-1 - Installment Payment Plan Request
2019 Schedule ICR, Illinois Creditshttps://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-Schedule-ICR.pdf2019 Schedule ICR, Illinois Credits

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
Corporate income taxhttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/corporate.aspxCorporate income tax
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
Partnershiphttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/partnership.aspxPartnership
Fiduciaryhttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/fiduciary.aspxFiduciary
Subchapter Shttps://www2.illinois.gov/rev/research/taxinformation/income/Pages/subchapters.aspxSubchapter S

More Tax Types