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. Related Content Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Four Reasons Millennials Need an Estate Strategy Estate strategies for millennials may sound like less of a concern than retirement, but young adults should prepare now. Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings.