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 Understanding Extended Care Understanding the types of extended care services—and what those services could cost—may be critical. Do You Have Financial Vampires in Your Life? Financial vampires can take a lot out of you, are there any in your life? Video: A Time to be Thankful This Thanksgiving, replace internal fears with external gratitude.