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 Pay Yourself First It sounds simple, but paying yourself first can really pay off. Retirement Victory Lap A confident retirement begins with a plan. A Penny Saved is Two Pennies Earned Here are some simple and inexpensive energy-saving tips that may help you save money.