2021 Form IL-1040 Instructions - Illinois

Form IL-1040 Due Date The due date for filing your 2021 Form IL-1040 and paying any tax you owe is April 18, 2022. Income Tax Rate The Illinois income tax rate is 4.95 percent (.0495). Refund Options The debit card option is no longer available to receive your refund. Exemption Allowance The personal exemption amount for tax year 2021 is $2,375. ................
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