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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. The Other Sure Thing Though we don’t like to think about it, all of us will make an exit sometime. Are you prepared? How to Appeal Your Property Taxes For homeowners who think their property taxes are too high, there are ways to appeal.