EFILE transmission service – Hours of operation

The EFILE transmission service is open from February 20, 2017 until January 19, 2018. This service is not available 24 hours a day due to daily maintenance activities. T1 tax returns may be filed over the Internet during the following hours.

Time zone Monday to Sunday
Pacific time 3:00 a.m. to midnight
Mountain time 4:00 a.m. to 1:00 a.m.
Central time 5:00 a.m. to 2:00 a.m.
Eastern time 6:00 a.m. to 3:00 a.m.
Atlantic time 7:00 a.m. to 4:00 a.m.
Newfoundland time 7:30 a.m. to 4:30 a.m.

 

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