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 Question Thank you! Oops! Related Content A Bucket Plan to Go with Your Bucket List Longer, healthier living can put greater stress on retirement assets; the bucket approach may be one answer. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government. The Fed and How It Got That Way Here is a quick history of the Federal Reserve and an overview of what it does.