Get Income Tax - Payroll Office - Illinois State University

How is income taxed in Illinois? Illinois' flat income tax rate means that every resident, regardless of income level, pays the same individual income tax rate of 4.95 percent. Nonresidents who work in Illinois also must pay income tax to the state, unless they live in Wisconsin, Iowa, Kentucky or Michigan.

To receive assistance by phone, please call 1 800 732-8866 or 217 782-3336. Representatives are available Monday through Friday, 8 am - 5 pm. Over-the-phone translation services are available. Our TDD (telecommunication device for the deaf) number is 1 800 544-5304.

You must file Form IL-1040, Individual Income Tax Return, and Schedule NR, Nonresident and Part-year resident Computation of Illinois Tax, if you: earned income from any source while you were a resident, earned income from any Illinois sources while you were not a resident, or.

Generally, the rate for withholding Illinois Income Tax is 4.95 percent. For wages and other compensation, subtract any exemptions from the wages paid and multiply the result by 4.95 percent.

The standard personal exemption is calculated using the basic exemption amount of $2,050 plus the cost-of-living adjustment. For tax years beginning January 1, 2022, it is $2,425 per exemption. If someone else can claim you as a dependent and your Illinois income is $2,425 or less, your exemption allowance is $2,425.

Below is a step-by-step guide to setting up payroll and running it successfully. Set Your Business up and Register as an Employer. ... Register with Illinois State as an Employer. ... Start Setting up Your Payroll System. ... Collect Payroll Forms from Employees. ... Work With Timesheets. ... Work Out Payroll. ... File Payroll Taxes.

If you earn income in one state while living in another, you should expect to file a tax return for the state where you are living (your “resident” state). You may also be required to file a state tax return where your employer is located or any state where you have a source of income.

If you earn an income or live in Illinois, you must pay Illinois income taxes. As a traditional W-2 employee, your Illinois taxes will be withheld and deposited from each paycheck automatically. You will see this on your paycheck, near or next to the federal taxes.