Illinois Free Printable 2020 IL-501-1 for 2021 Illinois — Automatic Extension Payment for Individuals Filing Form IL-1040

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More about the Illinois Form IL-505-I Extension

We last updated Illinois Form IL-505-I in February 2021 from the Illinois Department of Revenue. This form is for income earned in tax year 2020, with tax returns due in April 2021. We will update this page with a new version of the form for 2022 as soon as it is made available by the Illinois government.

Other Illinois Individual Income Tax Forms:

In addition to information about Illinois' income tax brackets, Tax-Brackets.org provides a total of 76 Illinois income tax forms, as well as many federal income tax forms. Here's a list of some of the most commonly used Illinois tax forms:

Form Code Form Name
Form IL-1040-ES Estimated Income Tax Payments for Individuals
Form IL-1040 Individual Income Tax Return
Form IL-1040-V Payment Voucher for Individual Income Tax
Schedule ICR Illinois Tax Credits
Schedule NR-1040 Nonresident and Part-Year Resident Computation of Illinois Tax

Download all IL tax forms View all 76 Illinois Income Tax Forms


Disclaimer: While we do our best to keep Form IL-505-I up to date and complete on Tax-Brackets.org, we cannot be held liable for errors or omissions. Is this form missing or out-of-date? Please let us know so we can fix it!

Tax Form Sources:

** This Document Provided By Tax-Brackets.org **
Source: http://www.tax-brackets.org/illinoistaxforms/form-il-505-i