Update your Social Insurance Number record

When to update your record

Update your Social Insurance Number (SIN) record if you are:

*You can choose to have your gender marked as "X" or choose to not declare your gender. A note will be added to your record with your choice. Until our computer systems are upgraded to register this information, “male” or “female” will still appear on your SIN record.

You do not need to update your SIN record when you change your address, unless you are waiting to receive a Confirmation of SIN letter by mail.

If you receive your SIN by mail or you received an email confirming that your application has been processed, your SIN record has been updated.

Indian status

If you are registered under the Indian Act, you can add your status to your SIN record.

To do this, you must provide:

Extend a temporary SIN

If your SIN starts with "9" and has expired, you may need to extend it. For more information, visit SIN for temporary residents.

How to update your SIN record

You must provide all required documents, even if you are only correcting an error.

Protect your personal information

When updating your file online:

Processing times

If you don't hear from us, see Application status and receiving your SIN .

Your SIN stays the same unless your status changes

If your SIN changes, Service Canada will notify:

You must notify

Access your SIN information

You can request information about your SIN record or copies of past forms by:

Contact us

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2026-06-02