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Proposed graduated tax in Illinois inches forward

May 06, 2019 - St. Louis Post-Dispatch (Missouri)

SPRINGFIELD, Ill. - Fifty years ago, new Republican Gov. Richard Ogilvie pushed through the state's first income tax to shore up Illinois finances. It was a flat 2.5% applying to all levels of income. Requiring a flat-rate income tax was hotly contested a year later among those rewriting the state Constitution. The Constitution enshrined it in 1971, Ogilvie lost reelection in 1972, but the debate over the system's fairness never abated.

Enter Democratic Gov. J.B. Pritzker, a multibillionai...