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 Question Thank you! Oops! Related Content Teen Drinking and Your Liability Drinking may be a “rite of passage” for teens, but when it occurs in your home you may be held responsible for their actions. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. The Importance of Business Valuation You know your company inside and out. But do you know how much it’s actually worth on the open market?