2018 Individual Income Tax Forms
| Name | Description | |
|---|---|---|
| IL-1040 | Instructions | Individual Income Tax Return | 
| IL-1040-X | Instructions | Amended Individual Income Tax Return | 
| IL-1040-ES | 2019 Estimated Income Tax Payments for Individuals Use this form for payments that are due on April 15, 2019, June 17, 2019, September 16, 2019, and January 15, 2020.  | 
|
| 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 |