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 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. The Sequence of Returns A look at how variable rates of return impact investors over time. Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them.