Tax Resources
State And Federal
Efile-Illinois-Tax-Return
Illinois State Tax Filing Information
It's easy to prepare and efile your Illinois state tax return in eSmart Tax. Our tax preparation platform will automatically transfer the basic data that you entered on your federal tax return forms to your Illinois state tax return. Our step-by-step online interview process will help you complete the additional forms required by the Illinois department of Revenue for your IL state taxes. You can prepare and efile your full-year resident Illinois state tax return and your federal tax return at the same time!
The regular due date for filing your Illinois state taxes is April 15.
Find information about Illinois state tax forms, state tax filing instructions, and government information below.
eSmart Tax supports the following Illinois Tax Forms
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Illinois Form 1040 Individual Income Tax Return |
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Illinois Form 1040-V Payment Voucher for Individual Income Tax |
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Illinois 1040 Schedule CR Credit for Tax Paid to Other States |
| And More |
State IL Website and Contacts
| State Website | https://www2.illinois.gov/rev/Individuals/Pages/default.aspx |
| Taxpayer Assistance: | (800) 732-8866 |
| TTY/TDD: | (800) 544-5304 |
| Check Refund Status Online: | https://www2.illinois.gov/rev/individuals/Pages/refunds.aspx |
Special Processing
| Type: | Availability: |
| State-only tax return: | Supported |
| Decedent Return: | Not Supported |
| Return with foreign address: | Supported |
State Return Type
| Residency: | Return Type: | Also Attach: | Status: |
| Resident | IL-1040 | N/A | Available |
| Resident (Short) | IL-1040 | N/A | Available File Schedule NR along with Form IL-1040 |
| Part-Year | IL-1040 | N/A | Available File Schedule NR along with Form IL-1040 |
State IL Amount Owe Payment Option
You have the following options to pay your tax:
- Mail payment to:
Illinois Department of Revenue
Springfield, IL 62726-0001.
Note:
Make your check or money order payable to the "Illinois Department of Revenue" (not IRS). Write your Social Security number, and your spouse's Social Security number if filing jointly, in the lower left corner of your payment.
- Send e-payment through state website.
- Send credit card payment through online site.
PIN
| Availability: | Type: | Notes: |
| Supported | State assigned | N/A |
State IL Overpayment Option
You have the following options:
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