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 Message Thank you! Oops! Related Content 8 Financial Milestone Birthdays Get ready to celebrate your financial birthdays in this informative infographic. The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases.