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 Test Your Life Insurance Knowledge How much do you know about one of the most important tools you have to help protect your and your family’s financial future? The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal.