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 Countdown to College Preparing for college means setting goals, staying focused, and tackling a few key milestones along the way. Mastering Mobile Lingo Do you understand these common mobile slang terms? Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.