This Maryland bonus tax calculator uses supplemental tax rates to calculate withholding on special wage payments such as bonuses. The Viventium Bonus Calculator uses your last paycheck amount to apply the correct withholding rates to special wage payments, such as bonuses.Learn how to run a bonus payroll and accurately calculate bonus pay and taxes with our comprehensive small business guide. Find out how much your bonus will be taxed. Maryland employers can use the calculator at the top of this page to quickly calculate their employees' gross pay, net pay, and deductions in a few clicks. Use Gusto's salary paycheck calculator to determine withholdings and calculate take-home pay for your salaried employees in Maryland. To use this bonus tax calculator, simply input the bonus amount and the tax filing status. Easily calculate taxes on your employee bonuses with PrimePay's bonus tax calculator. Ensure accuracy and compliance with our user-friendly tool. For more information, check out the accountants' guide to calculating depreciation for different property types.