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 Question Thank you! Oops! Related Content Term vs. Permanent Life Insurance When considering life insurance, it's important to understand your options. Retirement Road Trip Discover how to build a retirement plan that guarantees income no matter how long you live. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.