Key Points ・You usually have up to 3 years to amend your tax return to fix errors. ・Use Form 1040-X to report the changes to the IRS. ・You must include any forms that changed (W-2, 1099, 1098-T). You ...

CHICAGO (WLS) -- Illinoisans voted on changing the state constitution to move from a flat tax to a graduated income tax, where the wealthy pay more, Tuesday, and Republicans claimed victory. As of ...