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 Perspectives on Estate Planning Estate Planning is not just for the extremely wealthy Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics.