Illinois Individual Form Availability
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Illinois Information Worksheet
01/07/2026
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Schedule CR, Credit for Tax Paid to Other States
01/07/2026
01/07/2026
Form IL-4562, Special Depreciation
01/07/2026
01/07/2026
Schedule M, Other Additions and Subtractions
01/07/2026
01/07/2026
Schedule K-1-T, Beneficiary's Share of Income and Deductions
01/07/2026
01/07/2026
Form IL-2210, Computation of Penalties for Individuals
01/07/2026
01/07/2026
Schedule G, Voluntary Charitable Donations
01/07/2026
01/07/2026
Form IL Sch WIT (1040), IL Income Tax Withheld
01/07/2026
01/07/2026
Schedule K-1-P, Partner's and Shareholder's Share of Income and Deductions
01/07/2026
01/07/2026
Schedule IL-E/EIC, Exemption and Earned Income Tax Credit
01/07/2026
01/07/2026
Schedule CR, Credit for Tax Paid to Other States Pg 3
01/07/2026
01/07/2026
Form IL-1040-V, Payment Voucher for Individual Income Tax
01/07/2026
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Form IL-4644, Gains from Sales of Employer's Securities Received from a Qualified Employee Benefit Plan
01/07/2026
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Schedule 1299-C, Income Tax Subtractions and Credits
01/15/2026
01/15/2026
Form IL-1040-X-V, Payment Voucher for Amended Individual Income Tax
01/07/2026
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Schedule NR, Nonresident and Part-Year Resident Computation of Tax
01/07/2026
01/07/2026
Schedule 4255, Recapture of Investment Tax Credits
01/07/2026
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Form IL-1310, Statement of Person Claiming Refund Due a Deceased Taxpayer
01/07/2026
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Schedule ICR, Illinois Credits
01/07/2026
01/07/2026
Form IL-1040-X, Amended Individual Income Tax
01/15/2026
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Form IL-505-I, Automatic Extension Payment
01/07/2026
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IL 1040ES Sub, Estimated Payment for Individual
01/07/2026
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Form IL-1040, Individual Income Tax Return
01/07/2026
01/07/2026