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 The Twelve Steps to Living Confidently: Budgeting One of the most important steps to become financially sufficient is to set up a realistic budget. Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics. Life and Death of a Twenty Dollar Bill How long does a $20 bill last?