1040 IRS filing deadlines & electronic filing information

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MFA required for electronic filing

Effective May 3rd, the 2017 version of UltraTax CS requires multi-factor authentication (MFA) to transmit e-files from CS Connect. Find out more.

This topic provides electronic filing opening day information and information about relevant due dates for 1040 returns.

Notes

  • We recommend that preparers transmit electronic files to Thomson Reuters at least one hour before the filing deadline.
  • The Modernized e-File (MeF) System is available daily, except during maintenance and down times. Refer to the IRS Modernized e-File (MeF) status page for maintenance down times.
  • The IRS considers returns that are re-filed electronically during the applicable time frame to be timely-filed returns.
  • The grace period starts at the time of the rejection and is never extended for weekends, holidays, or end-of-the-year cutoff. The grace period does not extend past the last day to retransmit rejected timely-filed returns below.
Date Event
1/29/18 IRS begins accepting 2017 Form 1040 electronic tax returns.
4/18/18 Due date to timely file 1040 returns and Form 4868 extensions.
4/17/18

Due date to electronically transmit Form 114, Report of Foreign Bank and Financial Accounts (FBAR), to FinCEN.

Note: Form 114, Report of Foreign Bank and Financial Accounts (FBAR) returns receive an automatic extension of six months to file. The last day to timely file an FBAR is 10/15/18.

4/22/18

Last day to retransmit rejected timely-filed electronic 1040 returns and Form 4868 extensions.

Note: If a return cannot be retransmitted electronically, the paper return must be filed by the return due date or ten calendar days after the return was rejected. For more information, see 1040-US ELF: Resubmitting electronically filed returns and extensions.

6/15/18 Due date for receipt of timely-filed Form 4868 or Form 2350 to meet overseas exception.
6/20/18 Last day to retransmit rejected timely-filed Form 4868 or Form 2350 to meet overseas exception.
10/15/18 Final due date to timely file 1040 returns on extension.
10/15/18 Last day to electronically transmit timely-filed Form 114, Report of Foreign Bank and Financial Accounts (FBAR), to FinCEN on automatic extension.
10/20/18

Last day to retransmit previously rejected timely-filed electronic 1040 returns.

Note: If a return cannot be retransmitted electronically, the paper return must be filed by the return due date or ten calendar days after the return was rejected. For more information, 1040-US ELF: Resubmitting electronically filed returns and extensions.

For more information about electronic filing deadlines, see the Product News section of the UltraTax CS Home Page.

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