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 Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need. Yours, Mine, and Ours: Estate Strategies for Second Marriage Second marriages are a trigger event to revisit any existing estate strategies. Financial Fixes: From Health Scare to Financial Care Have you or a loved one ever had a major health scare? One that rocked your world for a few days (and sleepless nights) until you learned it was not as serious as you feared and that life would return to normal with the right care.