Illinois State Income Tax Return Forms, efile, and Government Information

Download Illinois Tax Forms and Instructions

Access, download, and save income tax forms for Illinois. Click on the form name for additional details and access to prior year forms.

Form Name Description
Illinois Schedule Icr Instructions Find Illinois schedule icr instructions at eSmart Tax today. E-file your state and federal tax returns with us and receive the biggest refund guaranteed!
Illinois Form Il-1040 Instructions Find Illinois form il-1040 instructions at eSmart Tax today. E-file your state and federal tax returns with us and receive the biggest refund guaranteed!