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 History of Currency Currency has been around for a long time. Here’s a quick history lesson. Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. Investments You’ve made investments your whole life. Work with us to help make the most of them.