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 Inflation & Your Money It's important to understand how inflation is reported and how it can affect investments. Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. Navigating Retirement Pitfalls Why are they made again and again? Making sense of these errors in judgement.