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 Insuring Your Business With a Buy/Sell Agreement It may help your business be better prepared in the event of the death of a principal or key employee. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Preparing for the Expected You can plan ahead to protect yourself and your family against the financial consequences of deteriorating health.