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 Lifetime of Earnings Estimate how much you have the potential to earn during your working years. Buying Auto Insurance For Teen Drivers Tips on insuring your teen driver. Asset Allocation Consider how your assets are allocated and if that allocation is consistent with your time frame and risk tolerance.