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EFILE schedule and planned service interruptions

The EFILE service is open for transmission from February 26, 2018 at 8:30 a.m. (Eastern time), until January 25, 2019, for the electronic filing of your clients 2014, 2015, 2016, and 2017 initial personal income tax and benefit returns and 2015, 2016, and 2017 amended T1 returns.

The Canada Revenue Agency's systems will be undergoing annual maintenance. As a result, the following service interruptions will occur during the time frames noted below:

The EFILE and ReFILE services will stop accepting transmissions of your clients’ initial and amended (T1) personal income tax and benefit returns at midnight (Local time) on Friday, January 25, 2019. Both services will re-open on Monday, February 18, 2019, at 8:30 a.m. (Eastern Time).

The EFILE online application "Transmission history" will be unavailable from 8:00 p.m. on Friday, January 25, 2019, until 8:30 a.m. on Monday, February 18, 2019 (Eastern Time).

The T1135 transmission web service for T1 will be temporarily unavailable from 8:00 p.m. on Friday, January 25, 2019, until 8:30 a.m. on Monday, February 18, 2019 (Eastern Time).

The Pre-authorized debit web service will no longer be available for the 2017 tax year as of 6:00 p.m., Friday, January 25, 2019 (Eastern time). The service will re-open for the 2018 tax year on Monday, February 18, 2019, at 6:00 a.m. (Eastern time).

The Auto-fill my return service will be temporarily unavailable as of 8:00 p.m. on Friday, February 8, 2019 (Eastern Time). The service will re-open on Monday, February 18, 2019, at 6:00 a.m. (Eastern Time). Auto-fill can be used to automatically fill in parts of the 2018 and three prior tax years of the T1 income tax and benefit returns, with information that the CRA has available at the time of preparing the return.

The Express NOA service will be temporarily unavailable from 8:00 p.m. on Friday, February 8, 2019, until 6:00 a.m. on Monday, February 18, 2019 (Eastern Time).

The T1013 transmission web service will be temporarily unavailable from 8:00 p.m. on Friday, February 8, 2019, until 6:00 a.m. on Monday, February 11, 2019 (Eastern Time)

Note: There will be no service interruptions to the following EFILE online applications:

                                     "Register for EFILE", "Yearly renewal" and "Account maintenance".