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 The Other Sure Thing Though we don't like to think about it, all of us will make an exit sometime. Are you prepared? Lifetime of Earnings Estimate how much you have the potential to earn during your working years. Please Leave Home Without It Concerns over identity theft continue to grow, especially with data breaches at major companies and financial institutions.