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ANNOUNCEMENT: EFILE news, service temporarily unavailable

Important information and interruption of services for annual conversion

Prior to opening for the upcoming program, the Canada Revenue Agency's EFILER Information System will undergo its annual conversion process.

The following services will be temporarily unavailable from Friday, October 19, 2018 at 8:00 p.m. eastern (Ottawa) time until Monday, October 22, 2018 at 8:30 a.m. eastern (Ottawa) time:

  • Transmission of T1 and T2 returns
  • EFILE Online services (Register for EFILE, Yearly renewals, Account maintenance activities and Transmission history)
  • ReFILE service
  • T1135 transmission web service

The following services will be temporarily unavailable from Friday, October 19, 2018 at 8:00 p.m. eastern (Ottawa) time until Monday, October 22, 2018 at 6:00 a.m. eastern (Ottawa) time:

  • T1013 transmission web service
  • Client Data Enquiry service (CDE)
  • Auto-fill my return service
  • Express Notice of Assessment service (Express NOA)

On October 22, 2018, you will receive a Lyris message inviting you to renew your participation for the 2019 EFILE program. 

For more details, visit: https://www.canada.ca/en/revenue-agency/services/e-services/e-services-businesses/efile-electronic-f...