Tax year 2024 / processing year 2025 Form 1040 MeF due dates

 
Transmission information Date
Begin transmitting live IRS e-file returns January 27, 2025
Last date for transmitting timely filed returns April 15, 2025
Last date for transmitting timely filed Forms 4868 April 15, 2025
Last date for retransmitting rejected timely filed returns April 20, 2025
Last date for retransmitting rejected timely filed Forms 4868 April 20, 2025
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 16, 2025
Retransmitting rejected timely filed Forms 4868 or 2350 to meet overseas exception June 21, 2025
Last date for transmitting returns on extension from Form 4868 October 15, 2025
Last date for retransmitting rejected, late, or returns on extension from Form 4868 October 20, 2025

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