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 Earnings for All Seasons Earnings season can move markets. What is it and why is it important? 3 Important Insurance Considerations for Retirees Insurance policies are designed to help protect your livelihood, your loved ones, your property and those around you. Red Flags for Tax Auditors Here are six flags that may make your tax return prime for an IRS audit.