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 Question Thank you! Oops! Related Content The Average American Budget Learn about the average American budget in this fun and interactive piece. Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one.