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 A Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. Coaches Coaches have helped you your whole life, in ways big and small. We'd like to be one of them.