Form 4868, which is the Application for Automatic Extension of Time To File U.S. Individual Income Tax Return, is available to print as a PDF on IRS.gov. The IRS also provides links to related forms, such as Form 2350, Form 8892 and Form W-7.
Form 4868 is also available in Spanish on IRS.gov. Taxpayers can also e-file a request for a tax extension through a tax professional, according to the IRS. For military personnel stationed outside of the United States, the deadline to file for a tax extension is June 15th, states TurboTax. This extends the deadline to file a tax return to October 15th.