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 Savings and Cash Flow Savings is a critical tool to ensure positive cash flow in your personal finances. Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal. More Than a Paycheck Understanding the basics of disability income protection.