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2026 Withholding (Payroll) Tax Forms
Which form should I use?
Use 2025 forms for wages paid in 2025. Example: If you paid employees in December 2025, report it on 2025 forms—even if you file in 2026.
Use 2026 forms below for wages paid starting January 1, 2026. Example: A paycheck dated January 2, 2026 belongs on 2026 forms.
NOTE: The 2026 Withholding forms will be added as are available. This is not the complete list of 2026 Withholding forms.
| Form | Instructions | Description |
|---|---|---|
| IL-501 | 2026 Payment Coupon and Instructions - use for withholding periods beginning January 1, 2026 - Due dates | |
| IL-941 | PDF | HTML | 2026 Illinois Withholding Income Tax Return, Special Instructions (*for film production or loan-out companies only) |
| IL-941-X | 2026 Amended Illinois Withholding Income Tax Return | |
| Schedule WC | 2026 Schedule WC Withholding Income Tax Credits | |
| Schedule WC-I | 2026 Withholding Income Tax Credits Information | |
| IL-700-T | 2026 Illinois Withholding Tax Tables - effective January 1, 2026 - December 31, 2026 (PDF Version) | |
| IL-5754 | 2026 Statement by Person Receiving Gambling Winnings | |
| IL-W-4 | Employee's Illinois Withholding Allowance Certificate | |
| IL-W-5 | Certificate of Residence in Illinois | |
| IL-W-5-NR | Employee's Statement of Non-residence in Illinois | |
| IL-W-6 | Certificate of Days Worked in Illinois for Non-Residents | |
| IL-W-6-WS | Worksheet to Report Days Worked in Illinois for Non-Residents | |
| IL-W2-LC | Statement of Withholding (*for film production or loan-out companies only) | |
| Schedule PC | Withholding Made of Behalf of a Loan-out Company (*for film production or loan-out companies only) | |
| Pub 131-D | 2026 Withholding Income Tax Payment and Return Due Dates |