The NETFILE and ReFILE services are open for transmission from Monday, February 23, 2026 at 6:00 a.m. (Eastern time), until Friday, January 29, 2027. You can ...
The Canada Revenue Agency’s NETFILE, ReFILE and T1135 web services are now closed for the electronic filing of your initial and amended T1 personal income tax and benefit returns and T1135 forms for ...