System maintenance details
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System maintenance details
Due to system maintenance, the following services will be unavailable.
| Service | Application | Interruption begins (ET) | Interruption ends (ET) |
|---|---|---|---|
| CRA account (My Account, My Business Account, Represent a Client) CRA Sign in, Tax information web service, Business Registration Online, NETFILE for Individuals (T1), EFILE for Individuals (T1), Corporation Internet Filing (T2), EFILE for Trusts (T3), Auto-fill my return (AFR), Client Data Enquiry, Foreign reporting web services (e.g., T1134, T1135), Notice of assessment via Tax Software, AgriStability/AgriInvest, Corporation Forms submission service, ReFILE service, CRA email notifications, T1 Special Elections and Returns web service, T1 and T2 Special Elections and Returns web services. |
|
11 pm January 9, 2026 |
6 am January 12, 2026 |
|
My Business Account |
Payroll
Information Returns
TFSA
Partnerships
Contract Payments (T5018)
|
3 am December 23, 2025 |
6 am January 12, 2026 |
|
Represent a Client |
Payroll
Information Returns
TFSA
Partnerships
Contract Payments (T5018)
|
3 am December 23, 2025 |
6 am January 12, 2026 |
Page details
2026-01-08