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 Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. Changing Unhealthy Behaviors Five phases to changing unhealthy behaviors. The Other Sure Thing Though we don't like to think about it, all of us will make an exit sometime. Are you prepared?