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 Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need. How to Get Your Finances Ready for Retirement Everyone has a vision of their retirement in their heads. What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children.