Income Tax Return Adjustment (T1adj) Online
Individual Tax Number (ITN) Application Online
If you are not eligible for a Social Insurance Number (SIN), you may need to apply for an ITN if you need to File a Canadian tax return.
WHEN: 2 to 3 months before the “tax season” in March/April
PROCESSING TIME: 4 to 6 weeks
Apply for/Extend a Social Insurance Number (SIN)
If you are receiving either:
- A work permit OR
- an on-campus job offer (with a valid study permit)
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