Free File: Do Your Federal Taxes for FreeYou can prepare and e-file your federal return for free. Participating software companies make their products available through the IRS. Some also support state tax returns. Free File companies all have their own eligibility criteria, but none offer Free File to taxpayers with an Adjusted Gross Income of more than $57,000. Other eligibility criteria may include your: age, state, eligibility for the Earned Income Tax Credit, and military status. Companies' Free File offers may differ. For example, some companies charge a fee for state tax returns or may not support a particular form you need to file. Remember to begin your Free File return at IRS.gov or you may be charged a fee or asked to buy additional products and services.