Illinois individual income tax forms supported in TaxSlayer ProWeb:
| Form IL-505-I | Automatic Extension Payment for Individuals |
| Form IL-1040 | Individual Income Tax Return |
| Form IL-1040-ES | Estimate Income Tax Payment |
| Form IL-1040-V | Payment Voucher for Individual Income Tax |
| Form IL-1040-X | Amended Individual Income Tax Return |
| Form IL-1040-X-V | Payment Voucher for Amended Individual Income Tax |
| Form IL-2210 | Computation of Penalties for Individuals |
| Form IL-4562 | Special Depreciation |
| Form IL-8453 | Electronic Filing Declaration |
| Form IL-1310 | Statement of Person Claiming Refund Due a Deceased Taxpayer |
| Schedule 1299-C | Income Tax Subtractions and Credits |
| Schedule CR | Credit for Tax Paid to Other States |
| Schedule G | Voluntary Charitable Donations |
| Schedule ICR | Illinois Credits |
| Schedule IL-E/EIC | Illinois Exemption and Earned Income Credit |
| Schedule K-1-P | Partner’s or Shareholder’s Share of Income, Deductions, Credits, and Recapture |
| Schedule K-1-T | Beneficiary’s Share of Income and Deductions |
| Schedule M | Other Additions and Subtractions for Individuals |
| Schedule NR | Nonresident and Part-Year Resident Computation of Illinois Tax |
| Schedule WIT | Illinois Income Tax Withheld |
| Homeowner's Property Tax Worksheet | |
Additional Information:
Illinois State Tax Information
TaxSlayer Pro strives to keep the information on this page timely and accurate but makes no promise or guarantee about the timeliness, accuracy, or completeness of the contents of this page. This is general information and is not intended to be tax advice. You are encouraged to also review the underlying state resources and publications.