| Transmission information | Date |
|---|---|
| Begin transmitting live IRS e-file returns | January 26, 2026 |
| Last date for transmitting timely filed returns | April 15, 2026 |
| Last date for transmitting timely filed Forms 4868 | April 15, 2026 |
| Last date for retransmitting rejected timely filed returns | April 20, 2026 |
| Last date for retransmitting rejected timely filed Forms 4868 | April 20, 2026 |
| Last date IRS will accept test transmissions | No cut-off date |
| Last date to submit new IRS e-file applications | No cut-off date |
| Transmitting timely filed Forms 4868 or 2350 to meet overseas exception | June 15, 2026 |
| Retransmitting rejected timely filed Forms 4868 or 2350 to meet overseas exception | June 20, 2026 |
| Last date for transmitting returns on extension from Form 4868 | October 15, 2026 |
| Last date for retransmitting rejected, late, or returns on extension from Form 4868 | October 20, 2026 |
Trang này chưa được phiên dịch sang tiếng Việt vì chúng tôi hiện không có bản phiên dịch bằng ngôn ngữ quý vị ưa chuộng. Nhận trợ giúp bằng ngôn ngữ của quý vị