IL 1040 2021.zip

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Attached to
FY23-27 IL 1040 Data Entry IFB
Solicitation number
23-492DOR-ADMIN-B-31162
Issued by
Illinois

About this file

This is a state income tax return form for the state of Illinois for the 2021 tax year. The document provides instructions and forms for filing personal income taxes with the Illinois Department of Revenue. It includes the IL-1040 form for reporting total income, deductions, and tax liability, as well as supporting schedules for reporting additional income sources, dependents, and credits. The document outlines filing requirements, deadlines, and instructions for electronic and paper filing options. It also provides information on payment methods, refund processing, and contact details for assistance.

The document does not contain information related to a state or local contract opportunity. It is focused solely on personal income tax filing for residents of Illinois.

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