One progressive tax proposal filed in the Illinois House of Representatives would hike income taxes on Illinoisans earning as little as $17,300 a year.

Illinois has racked up $14 billion in unpaid bills.

The Tax Foundation—a nonpartisan, D.C.-based think tank—hosted a press conference in Chicago this afternoon on the effects of a proposed tax increase in Illinois. The Tax Foundation’s analysis of the proposed progressive tax legislation found that: Illinois’ “State Business Tax Climate Index” ranking could fall to 44th from its current 31st ranking if the proposed progressive income...

Working at free market think tank in Illinois, it’s easy to get discouraged by bad policies. Despite the many problems Illinois faces, there is much to be thankful for. In the spirit of Thanksgiving, here are some of the things we are most thankful for this year: Illinois’ flat income tax. Illinois’ current flat tax...

As the Illinois General Assembly heads back to Springfield for veto session next week, here is a quick look at what elected officials have signed on to the Illinois Policy Institute’s legislative efforts to prevent lawmakers from amending the state’s constitution to permit a progressive income tax hike, which would increase taxes on 85 percent...