Illinois Department of Revenue Forms
Documents:
857
PDF 
Word
This Form is used for scheduling the UB/INS tax for a unitary business group in Illinois that includes foreign insurer members.
This document is a form used by residents of Illinois to claim various tax credits available in the state.
This document provides instructions for Form IL-1040 Schedule M, which is used to report other additions and subtractions for individuals in the state of Illinois. It guides taxpayers on how to calculate and report any additional income or deductions that may affect their state tax liability.
