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

Latest News

FY 2019-21 - Sales Tax Rate Change Summary	https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2019/FY-2019-21.pdf	FY 2019-21 - Sales Tax Rate Change Summary	5/17/2019 5:00:00 AM
Governor waives penalties, interest for taxpayers affected by severe weather, flooding	https://www2.illinois.gov/Pages/news-item.aspx?ReleaseID=20037	Governor waives penalties, interest for taxpayers affected by severe weather, flooding	5/13/2019 5:00:00 AM
Information About IL-1040 Property Tax Credit Verification	https://www2.illinois.gov/rev/research/news/Pages/Information-About-IL-1040-Property-Tax-Credit-Verification.aspx	Information About IL-1040 Property Tax Credit Verification	5/9/2019 5:00:00 AM
IDOR Launches Managed Compliance Initiative Program for Use Tax	https://www2.illinois.gov/rev/research/news/Pages/IDOR-Launches-New-Managed-Compliance-Initiative-Program-for-Use-Tax.aspx	IDOR Launches Managed Compliance Initiative Program for Use Tax	4/26/2019 5:00:00 AM
FY 2019-17 - New Online Portal for Local Government Accounts	https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2019/FY-2019-17.pdf	FY 2019-17 - New Online Portal for Local Government Accounts	4/22/2019 5:00:00 AM
Free Income Tax Preparation for Elderly and Low Income Families	https://www2.illinois.gov/rev/research/news/Pages/2019-Free-Income-Tax-Preparation-for-Elderly-and-Low-Income-Families.aspx	Free Income Tax Preparation for Elderly and Low Income Families	4/15/2019 5:00:00 AM
Less Than One Week Left to File Taxes for 2019	https://www2.illinois.gov/Pages/news-item.aspx?ReleaseID=19908	Less Than One Week Left to File Taxes for 2019	4/11/2019 5:00:00 AM
FY 2019-20 - Simplified Municipal Telecommunications Tax Rate Changes Effective July 1, 2019	https://www2.illinois.gov/rev/research/publications/bulletins/Documents/2019/FY-2019-20.pdf	FY 2019-20 - Simplified Municipal Telecommunications Tax Rate Changes Effective July 1, 2019	4/5/2019 5:00:00 AM
Rate Changes to Take Effect July 1, 2019	https://www2.illinois.gov/rev/research/news/Pages/Rate-Changes-to-Take-Effect-July-1,-2019.aspx	Rate Changes to Take Effect July 1, 2019	4/3/2019 5:00:00 AM

Featured Programs

IDOR's free online account management program. File, pay, register, and more.
This program provides benefits for working people with low to moderate income.
Reporting and Preventing Identity Theft and Additional Information and Resources.
The Invest in Kids Scholarship Tax Credit Program offers a 75 percent income tax credit to contributors.
Search for tax liens filed by the Illinois Department of Revenue.

Individuals

File your IL-1040, make a payment, look up your refund status, and more.

Businesses

Register your business, file a return, make a payment, withholding, and more.

Tax Professionals

Software developers, electronic transmitters, substitute forms developers, and more.

Local Governments

Distributions, data sharing, home-rule taxes, research, statistics, and more.

Frequent Questions

Am I required to file my IL-941 electronically?	https://www2.illinois.gov/rev/questionsandanswers/Pages/919.aspx	Am I required to file my IL-941 electronically?
What do I do now that I have received a Notice Before Collection Action?	https://www2.illinois.gov/rev/questionsandanswers/Pages/541.aspx	What do I do now that I have received a Notice Before Collection Action?
How do I file a correction for the IL-941 return?	https://www2.illinois.gov/rev/questionsandanswers/Pages/415.aspx	How do I file a correction for the IL-941 return?
I am an Illinois resident and earn wages in another state. What should I do if the income tax rate in the state where I work is lower than the Illinois income tax rate?	https://www2.illinois.gov/rev/questionsandanswers/Pages/806.aspx	I am an Illinois resident and earn wages in another state. What should I do if the income tax rate in the state where I work is lower than the Illinois income tax rate?
How do I get a State of Illinois tax lien released or payoff amount?	https://www2.illinois.gov/rev/questionsandanswers/Pages/211.aspx	How do I get a State of Illinois tax lien released or payoff amount?
How long does it take to get my individual income tax refund?	https://www2.illinois.gov/rev/questionsandanswers/Pages/18.aspx	How long does it take to get my individual income tax refund?
Does Illinois tax my pension, social security, or retirement income?	https://www2.illinois.gov/rev/questionsandanswers/Pages/99.aspx	Does 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.aspx	Where do I mail my individual income tax return?

Taxpayer Answer Center

Trending Forms

Form IL-W-4 - Employee’s and other Payee’s Illinois Withholding Allowance Certificate and Instructions	https://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-w-4.pdf	Form IL-W-4 - Employee’s and other Payee’s Illinois Withholding Allowance Certificate and Instructions
CRT-61 - Certificate of Resale	https://www2.illinois.gov/rev/forms/sales/Documents/sales/crt-61.pdf	CRT-61 - Certificate of Resale
2018 IL-1040 Instructions	https://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-Instr.pdf	2018 IL-1040 Instructions
RUT-5 - RUT-50 Private Party Vehicle Use Tax Chart	https://www2.illinois.gov/rev/forms/sales/Documents/vehicleusetax/RUT-5.pdf	RUT-5 - RUT-50 Private Party Vehicle Use Tax Chart
2018 IL-1040 - Individual Income Tax Return	https://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040.pdf	2018 IL-1040 - Individual Income Tax Return
Form REG-1 - Illinois Business Registration Application	https://www2.illinois.gov/rev/forms/reg/Documents/REG-1.pdf	Form REG-1 - Illinois Business Registration Application
CPP-1 - Installment Payment Plan Request	https://www2.illinois.gov/rev/forms/misc/Documents/payment/cpp-1.pdf	CPP-1 - Installment Payment Plan Request
2018 IL-1040-ES - 2018 Estimated Income Tax Payments for Individuals	https://www2.illinois.gov/rev/forms/incometax/Documents/currentyear/individual/IL-1040-ES.pdf	2018 IL-1040-ES - 2018 Estimated Income Tax Payments for Individuals
ST-1 - Sales and Use Tax and E911 Surcharge Return - For reporting periods January 2019 and after	https://www2.illinois.gov/rev/forms/sales/Documents/sales/ST-1.pdf	ST-1 - Sales and Use Tax and E911 Surcharge Return - For reporting periods January 2019 and after
Booklet IL-700-T - Illinois Withholding Tax Tables Effective January 1, 2019	https://www2.illinois.gov/rev/forms/withholding/Documents/currentyear/il-700-t.pdf	Booklet IL-700-T - Illinois Withholding Tax Tables Effective January 1, 2019

Tax Types

Sales & Use Taxes	https://www2.illinois.gov/rev/research/taxinformation/sales/Pages/rot.aspx	Sales & Use Taxes
Private Party Vehicle Use Tax	https://www2.illinois.gov/rev/research/taxinformation/sales/Pages/vehicle.aspx	Private Party Vehicle Use Tax
Real Estate Transfer Tax – Individuals, Title Companies and Settlement Agencies	https://www2.illinois.gov/rev/research/taxinformation/property/Pages/rett.aspx	Real Estate Transfer Tax – Individuals, Title Companies and Settlement Agencies
Exempt Organizations	https://www2.illinois.gov/rev/research/taxinformation/income/Pages/exempt.aspx	Exempt Organizations
Corporate income tax	https://www2.illinois.gov/rev/research/taxinformation/income/Pages/corporate.aspx	Corporate income tax
Partnership	https://www2.illinois.gov/rev/research/taxinformation/income/Pages/partnership.aspx	Partnership
Real Estate Transfer Tax Stamp Purchase Forms/Procedures – Counties	https://www2.illinois.gov/rev/research/taxinformation/property/Pages/realestate.aspx	Real Estate Transfer Tax Stamp Purchase Forms/Procedures – Counties
Individual Income Tax (Sole Proprietorships)	https://www2.illinois.gov/rev/research/taxinformation/income/Pages/individual.aspx	Individual Income Tax (Sole Proprietorships)