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 Buying Auto Insurance For Teen Drivers Tips on insuring your teen driver. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Managing an Inheritance A windfall from a loved one can be both rewarding and complicated.