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 Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. Take the Stage: Starting Out Start planning for their financial futures by following a few helpful guidelines. The Cost of Procrastination Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time.