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 Message Thank you! Oops! Related Content Tax-Advantaged Retirement Planning Reduce your tax liability in retirement. Couples and Money Did you know money is a leading cause for break-ups and divorce among couples? More Than a Paycheck Understanding the basics of disability income protection.