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 Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Whole Life Insurance Can Be an Asset For Balance Learn how you can create a balance between growth and stability with whole life insurance. Yours, Mine, and Ours: Estate Strategies for Second Marriage Second marriages are a trigger event to revisit any existing estate strategies.