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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Saving for College This calculator can help you estimate how much you should be saving for college. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters. Making a Charitable Contribution There are benefits and limitations when you decide to donate stock.