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 Smart Wedding Registry Ideas The start of marriage should be all love–not debt. Stocks Bombed by Bonds Bonds are impacting the market, perhaps more than anyone thought possible. 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement.