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 Question Thank you! Oops! Related Content Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month. Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible.