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 Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? Estate Management Checklist Is your estate in order? This short quiz may help you assess your overall strategy. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.