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 Question Thank you! Oops! Related Content Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill. Assess Life Insurance Needs How to help determine life insurance needs to provide for your family after you pass away. Thanks Mom It turns out Mom really did know best when she laid down essential truths to live by.