Illinois State Tax Information
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- Register new businesses by filing Form REG -1(Business Registration Application)
- Employee's Illinois Withholding Allowance: IL-W-4
- Withholding Method = 3.75%
- Supplemental Rate = Withhold at 3.75%
Chicago Employer Expense Tax - $2 per month per employee and commission merchant (in excess of 49). As of January 1, 2014 this has been phased out.
State Unemployment Insurance (SUI):
Register as employer by filing Form UI-1 (Report to Determine Liability)
Report quarterly wages and contributions by filing Form UI-3/40 Employer's Contribution and Wage Report) by last day of month following end of quarter.
Wage base is $12,960 for 2016 and 2017
Rates range from 0.55% to 7.75% for 2016 and 0.55 to 7.35% for 2017
New employers use 3.55% for 2016 and 3.45% for 2017.
New construction employer should use 4.15% for 2016 and 3.65% for 2017.
Rates include the 0.550% fund-building factor
State Disability Insurance (SDI):
State labor laws:
Minimum Wage - $8.25
Termination Pay - Fired/Quit - next regular payday.
New Hire Reporting:
Employers must report hiring, rehiring, and return reporting to work within 20 days on New Hire Reporting Form to:
Illinois New Hire Directory
P.O. Box 19473
Springfield, IL 62794-9473
Remit Withholding for Child Support to:
Illinois State Disbursement Unit
P.O. Box 5400
Carol Stream, IL 60197-5400
Iowa, Kentucky, Michigan, Wisconsin
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