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? Address Thank you! Oops! Related Contents Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate Problems with Probate Probate can be a completely public process, or it can be managed to include as little information as possible. What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children.