Tax Freedom Day Assess how many days you'll work to pay your federal 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! Learn How to Avoid These 6 Common Tax Errors Knowing how you need to file your taxes depends on your income and filing status, as well as which deductions and credits you can claim. In this free ebook, we share some common errors to avoid. First Name Last Name Email Address Thank you! Oops! Related Contents The Facts About Income Tax Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise you. What If You Get Audited? The chances of an IRS audit aren't that high. And being audited does not necessarily imply that the IRS suspects wrongdoing. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates.