Learn how to run a bonus payroll and accurately calculate bonus pay and taxes with our comprehensive small business guide. This Nevada bonus tax calculator uses supplemental tax rates to calculate withholding on special wage payments such as bonuses.In Nevada, a bonus point is an extra draw number assigned to an application. In this section, we will review the primary state and federal payroll taxes that every Nevada-based employer is responsible for. FICA and Employment Taxes. How does this usually come up? Let's look at a couple of examples to illustrate the difference between a proper and improper payroll deduction. Simply enter wage and W-4 information for each employee. Use our bonus tax calculator to estimate your taxes so you know what to expect. FICA and Employment Taxes.