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 The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Retiring Wild: National Parks and You Get ready to enjoy America’s national park system with this helpful article. Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work.