when the irs accepts your return
How long will it take the IRS to process my return? If your deadline is October 15 (because you filed an extension), and your original submission is rejected you generally have until October 20 to get your return accepted by the IRS. Generally, as long as your original e-file was submitted prior to the October 15 deadline and the return is accepted by October 20, your return is still considered timely. However, unlike April 15 filers, if you are unable to get your return accepted by October 20, you will not be able to e-file your return ...