Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. 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 When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases. Understanding FDIC Insurance FDIC insurance was designed to protect your deposited funds, but do you know how? This article answers that question. Inventorying Your Possessions Creating an inventory of your possessions can save you time, money and aggravation in the event you someday suffer losses.