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 Question Thank you! Oops! Related Content Financial Hacks for Millennials: Starting a Business The major challenge “millenipreneurs" face is cash flow issues. Here are tips that can help position themselves for success. Your Financial Family Tree What lessons can you learn from your family members, and what can they learn from you? A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.