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 | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. 4 Tips to Overcome Zoom Fatigue Tips for overcoming online meeting (Zoom, MS Teams, etc.) weariness LGBTQ Proud LGBTQ people are subject to unique stresses that affect how they feel about their financial future.