Filing IRS Form 4868 gives you an automatic six-month extension to file your tax return ... For more information, see the Form 4868 instructions. Form 4868 mailing addresses State of residence ...

Step 1: Prepare Form 4868 Form 4868 is the "Application for Automatic Extension of Time to File U.S. Individual Income Tax Return." This form extends your filing deadline to Oct. 15, 2025.