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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Replacing Your Medicare Card Learn how to replace your lost, stolen, or damaged Medicare card in this helpful article. Mastering Mobile Lingo Do you understand these common mobile slang terms? A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow.