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 Putting a Price Tag On Your Health Being healthy not only makes you feel good, it may also help you financially. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns.