10 Illinois Tax Filings & Forms:
IL-1040 - Individual Income Tax Return IL 1040/Sch.NR - Nonresident and Part-Year Resident Computation of Illinois Tax IL-1120 - Corporation Income and Replacement Tax Return IL-1120-ST - Small Business Corporation Replacement Tax Return IL-1065 - Partnership Replacement Tax Return IL-941 - Withholding Income Tax Return IL-501 - Department of Revenue Payment Coupon IU-3/40 - Employer's Contribution and Wage Report IL-941 - Withholding Income Tax Return ST-1 - Sales and Use Tax and E911 Surcharge ReturnAre we missing a Illinois tax form?
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