What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Tax Deductions: Catch Them All! Most of us pay too much in taxes because we aren’t aware of all the tax deductions available. What is the Value of Your Business? Ascertaining the value of your business is important for a variety of reasons. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters.