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 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. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation. Mastering Mobile Lingo Do you understand these common mobile slang terms?