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 Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics. Infographic: Cash for Life? Lottery Isn’t the Only Way Guaranteed income can safeguard against running out of money. Take the Stage: Starting Out Start planning for their financial futures by following a few helpful guidelines.