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2019 Individual Income Tax Forms

NameDescription 
IL-1040 Instructions Individual Income Tax Return
IL-1040-X Instructions Amended Individual Income Tax Return
IL-1040-ES   2020 Estimated Income Tax Payments for Individuals
Use this form for payments that are due on April 15, 2020, June 15, 2020, September 15, 2020, and January 15, 2021.
IL-1040-V  Payment Voucher for Individual Income Tax
IL-1040-X-V  Payment Voucher for Amended Individual Income Tax
IL-505-I  Automatic Extension Payment for Individuals Filing Form IL-1040
IL-1310  Statement of Person Claiming Refund Due a Deceased Taxpayer
IL-2210 Instructions Computation of Penalties for Individuals
IL-4562
 Instructions Special Depreciation
IL-4644 Instructions Gains from Sales of Employer's Securities Received from a Qualified Employee Benefit Plan
IL-4852  Substitute for Unobtainable Form W-2
Schedule 1299-C Instructions Income Tax Subtractions & Credits (for individuals)
​Schedule 1299-I
​​Income Tax Credits Information and Worksheets
Schedule 4255 Instructions Recapture of Investment Tax Credits
Schedule CR Instructions Credit for Tax Paid to Other States
Schedule F Instructions Gains from Sales or Exchanges of Property Acquired Before August 1, 1969
Schedule G Instructions Voluntary Charitable Donations
Schedule ICR Instructions Illinois Credits
Schedule IL-E/EIC Instructions Illinois Exemption and Earned Income Credit
Schedule M Instructions Other Additions and Subtractions for Individuals
Schedule NR Instructions Nonresident and Part-Year Resident Computation of Illinois Tax
Schedule IL-WIT
 Instructions Illinois Income Tax Withheld