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 Message Thank you! Oops! Related Content Are You Ready for Your Portfolio to Make a Difference? Learn about the rise of Impact Investing and how it may benefit you. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns.