GRADUATED INCOME TAX-OPPOSE House SponsorsRep. Tony M. McCombie and All Other Republican Members of the House 1/7/2025HouseSession Sine Die Opposes a graduated income tax law in Illinois. Opposes the reconsideration by the Illinois General Assembly of any constitutional measure intended to yet again reopen the flat-rate income tax language of subsection (a) of Section 3 of Article IX of the Constitution of Illinois. 3/13/2023HouseFiled with the Clerk by Rep. Tony M. McCombie 3/14/2023HouseReferred to Rules Committee 3/16/2023HouseAdded Co-Sponsor All Other Republican Members of the House 1/7/2025HouseSession Sine Die