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 Question Thank you! Oops! Related Content U.S. Personal Savings Rate What can be learned from the savings rate? RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Yours, Mine, and Ours: Estate Strategies for Second Marriage Second marriages are a trigger event to revisit any existing estate strategies.