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 Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement. The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last.