Register for
Illinois Payroll Taxes
CorpNet can help you register for Illinois payroll taxes. This saves you time and money, while also making it quick and easy to pay your employees.
Illinois Payroll Tax Registration Bundle
Starting at $199
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Illinois Payroll Tax FAQs
What State Payroll Taxes Apply for Illinois?
Illinois employers contribute a flat income tax rate of 4.95% per employee. There are no additional city or regional income taxes.
- New Employers: All employers must register with the Illinois Department of Employment Security within 30 days of startup.
- State Payroll Taxes: Employers must pay income taxes for Illinois employees to the Illinois Department of Revenue or through the MyTax Illinois
- Unemployment Insurance Tax: Employers are also responsible for withholding unemployment taxes in Illinois for employees earning over $12,960 in 2021.
What is Illinois’ Unemployment Insurance Tax?
Do All Businesses Need to Register for Illinois Payroll Taxes?
Am I Required to Withhold Payroll Taxes for My Household Employees in Illinois?
Normally, you must withhold Illinois Income Tax for your Illinois employee if one the following applies:
- You withhold federal income tax
- You and your employee enter into a voluntary withholding agreement
Does Illinois Require a Specific Employer Account Number for Processing?
What Kind of Information Do I Need for Payroll Tax Registration?
- Name and Social Security number of all responsible parties
- Doing Business As (DBA), if applicable
- Physical business address and mailing address
- Business phone number
- Valid email address (contact person and business)
- Nine-digit federal Employer Identification Number (EIN)
- Industry description
What if I Don’t Have an EIN?
An EIN is a Federal Tax Identification Number provided by the IRS. If you do not have an EIN already, CorpNet can obtain one for you via their FTIN service.
What if I Don’t Have a Payroll Processor?
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