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 What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. Bull & Bear Markets: A Timeline This helpful infographic will define bull and bear markets, as well as give a historical overview. 3 Estate Challenges for Blended Families This article will help your clients with blended families think and prepare their estate strategy.