This Illinois bonus tax calculator uses supplemental tax rates to calculate withholding on special wage payments such as bonuses. The Illinois bonus tax percent calculator will tell you what your take-home pay will be for your bonus based on the supplemental percentage rate method of withholding. The bonus tax calculator is state-by-state compliant for those states that allow the percent method of calculating withholding on special wage paychecks.
The calculators on this website are provided by Symmetry Software and are designed to provide general guidance and estimates. These calculators should not be relied upon for accuracy, such as to calculate exact taxes, payroll or other financial data. Neither these calculators nor the providers and affiliates thereof are providing tax or legal advice. You should refer to a professional adviser or accountant regarding any specific requirements or concerns.