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 Conquering Retirement Challenges for Women Looking ahead can help you conquer these unique obstacles. Tax Efficiency in Retirement What role would taxes play in your investment decisions? Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal.