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 Changing Unhealthy Behaviors Five phases to changing unhealthy behaviors. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Investments You’ve made investments your whole life. Work with us to help make the most of them.