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 A Checklist for When a Spouse or Parent Passes An overview of some fundamental steps when a loved one passes. How Income Taxes Work A quick look at how federal income taxes work. Your Financial Family Tree What lessons can you learn from your family members, and what can they learn from you?