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) Tax information web service Identity validation service Sign in to verify your identity Candidate profile |
|
10:00 pm October 16, 2026 | 6:00 am October 19, 2026 |