The scoop
If you change your legal name, you're required by law to update your Social Insurance Number record with Service Canada.
You can update it online (about 5 business days) or by mail (about 20 business days). You'll need to provide the required documents.
How to claim it
- 1
Check the required documents listed on the Service Canada page.
- 2
Update your SIN record online, or by mail if you prefer.
- 3
Keep a note of the update for your other name-change paperwork.
Who qualifies
- Anyone with a SIN who changes their legal name
- Required documents must be provided