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. Related Content Year-End Charitable Gifting and You This article may help you maximize the benefits of your donation for your chosen charity. The Most Overlooked Item of Any Home Improvement The item most homeowners forget on their home improvement project checklist is insurance. Buying vs. Leasing a Car Whatever your relationship with your car, it may eventually come time for a new one. Familiarize yourself with your options.