The Illinois Department of Revenue (IDOR) sends letters and notices to request additional information and support for information you report on your tax return, or to inform you of a change made to your return, balance due or overpayment amount.

How do I contact Illinois Department of Revenue?

To receive assistance by phone, please call 800 732-8866 or 217 782-3336. Representatives are available Monday through Friday, 8 am – 5 pm. Our TDD (telecommunication device for the deaf) number is 800 544-5304.

Is my tax Illinois Safe?

MyTax Illinois was developed, with your security in mind, to file your tax returns, make payments, and view your account information in a safe and secure manner. However, if you choose to allow others access to your MyTax Illinois account, you do so at your own risk.

How long does it take to get Illinois tax refund 2019?

It can take up to two business days from the time the refund is released to be deposited into your account. If you requested a refund via paper check or debit card, your refund will be mailed to you. It can take up to 10 business days from the time the refund is released for you to receive your refund in the mail.

Is the Illinois state income tax flat or progressive?

Illinois swims against the tide to some extent when it comes to state income taxes. As of 2019, it was one of only nine states that used a flat tax system rather than a progressive system, in which rates gradually increase as a taxpayer earns more. Not in Illinois. All taxpayers here pay the same rate regardless of income. 1 

Are there any standard deductions in the state of Illinois?

Itemized and standard deductions are not allowed in Illinois, which is consistent with the state’s flat tax system. Available tax credits can reduce the amount of tax owed, however, and taxpayers are allowed to claim personal exemptions of $2,325 as of the 2020 tax year—the return filed in 2021.

When do I have to file my Illinois income tax return?

Form IL-1040, the Illinois individual income tax return, is due annually by April 15. The state began accepting 2019 returns in late January 2020, but it hasn’t yet announced a firm date for 2020 returns in 2021. MyTax Illinois was not accepting new or saved tax returns as of Dec. 12, 2020.

Do you have to pay income tax if you work in Illinois?

You must pay tax to Illinois on any income you earn there if you work there and live in any other state except Wisconsin, Iowa, Kentucky, and Michigan. Illinois has reciprocity with these four states so residents can cross state lines to work without worrying about paying income tax to their non-resident state. 4