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 Forecast This short video helps explain why markets can be as unpredictable as the weather. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Retirement Redefined Around the country, attitudes about retirement are shifting.