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 Message Thank you! Oops! Related Content Insuring Your Business Against Cyber Liability 90% of small businesses in the U.S. don't protect their data from cyber attacks. Is your business at risk? Directors and Officers Liability Insurance Not only can D&O insurance provide financial protection, but it can help improve an organization’s decision-making. A Look at Diversification Diversification is an investment principle designed to manage risk, but it can't prevent against a loss.