As tax season nears, here's everything Illinois taxpayers should know, including important deadlines and how to file ...

Tax Day is when individual federal tax returns and tax payments are due. Illinois residents can begin filing as soon as the ...

The deadline for filing individual tax returns is April 15, 2026, which is also the deadline for requesting a six-month ...

The deadline for employers to provide employees with W-2 forms is January 31, according to the Social Security Administration. Tax Day, April 15, is also the last day to make an extension request on ...