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 | Related Content Charitable Giving: Smart from the Heart Do you have causes that you want to support with donations? Here are three tips. The 12 Steps to Living Confidently: Legacy and Estate You wouldn’t leave your paycheck on the bus. Without basic estate planning, your wealth is equally at risk. Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics.