Employment Application En Español Withholding Allowance Certificate In Chicago
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Illinois withholding is reported on Form IL-941, Illinois Withholding Income Tax Return. All Form IL-941 returns are due quarterly by the last day of the month that follows the end of the quarter. You must file Form IL-941 even if no tax was withheld during the reporting period.
Note: Form IL-941 is the only form used to report Illinois income tax withholding with the exception of household employee withholding, which can be reported on Form IL-1040, Individual Income Tax Return. If you have household employees, see Publication 121, Illinois Income Tax Withholding for Household Employees.
Illinois Form IL-941: Employer's Quarterly Illinois Withholding Tax Return. Employers must file Form IL-941 to report Illinois income tax withheld each calendar quarter. This form applies only to Illinois income tax withholding and is due by the last day of the month following the calendar quarter.
Income tax: 4.95 percent Illinois has a flat income tax rate of 4.95 percent.
The IL-W-4 form is fairly straightforward. The employee must enter their name, social security number, street address, city, state, and zip code. They must also indicate the number of allowances they want to claim or are legally allowed to claim.
If you have more than one job or your spouse works, your withholding usually will be more accurate if you claim all of your allowances on the Form IL-W-4 for the highest-paying job and claim zero on all of your other IL-W-4 forms.
An Illinois withholding exemption is the portion of your payments on which you do not withhold Illinois Income Tax. This amount is calculated based on the number of allowances claimed on Form IL-W-4, Employee's and other Payee's Illinois Withholding Allowance Certificate and Instructions.
If you need assistance in obtaining any of these forms, please call our Business Contact Center at 312.747. 4747 or for TTY 312.742. 1974.
