2024 IL-1040 Individual Income Tax Return
For a printable version, download the PDF form. Follow the instructions to complete and mail your return. Filing online is quick and easy!
Tax Forms - Illinois Department of Revenue
Illinois Department of Revenue returns, schedules, and registration and related forms and instructions. These documents are in Adobe Acrobat Portable Document Format (PDF).
2024 Form IL-1040 Individual Income Tax Return *60012241W* or for fiscal year ending / Step 1: Personal Information Enter personal information and Social Security numbers (SSN). You …
2024 Individual Income Tax Forms - Illinois Department of Revenue
Use this form for payments that are due on April 15, 2025, June 16, 2025, September 15, 2025, and January 15, 2026.
IL-1040 Individual Income Tax Return - Illinois Department of …
Filing online is quick and easy!
Printable Illinois Income Tax Forms for Tax Year 2025
Print or download 76 Illinois Income Tax Forms for FREE from the Illinois Department of Revenue.
Illinois Department of Revenue
This tax is reported and paid by licensees under the International Fuel Tax Agreement (IFTA). The rates listed here are effective January 1, 2026, through June 30, 2026, for use on the quarterly …
Illinois Form IL-1040 (Individual Income Tax Return)
Download or print the 2025 Illinois Form IL-1040 (Individual Income Tax Return) for FREE from the Illinois Department of Revenue.
Illinois State Tax Forms
Tax-Rates.org provides free access to printable PDF versions of the most popular Illinois tax forms. Be sure to verify that the form you are downloading is for the correct year.
Form IL-990-T, IL-1041, IL-1065, IL-1120 and IL-1120-ST filers – Do not use Form IL-1040-ES vouchers. Use the voucher associated with your return type to make any voluntary …