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  • IL-990-T Instructions


  • Illinois Department of Revenue - Illinois Exempt Organization Income and Replacement Tax Return You must file Form IL-990-T if you are an organization exempt from federal income tax by reason of Section 501(a) of the Internal Revenue Code (IRC) and earn or receive unrelated business taxable income as determined under IRC Section 512, and have net income as defined under the Illinois Income Tax Act (IITA); or are a resident or qualified to do business in the state of Illinois and are required to file U.S. Form 990-T (regardless of net income or loss).

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  1. IL-990-T Instructions 2005 : 1575