Social Insurance Number

Your Social Insurance Number identifies you. You also need it to work in Canada. Find out if you are eligible for one and how to get it.

Your Social Insurance Number (SIN)

What documents do I need to apply for a Social Insurance Number (SIN)?
When you apply for a SIN you need to show certain documents. The documents you need depend on your status in Canada.
How do I get a Social Insurance Number (SIN)?
To get a Social Insurance Number (SIN), you have to fill out an application. You also need to collect some documents to submit with your application.
What do I do if my SIN is lost or stolen?
Report a lost or stolen SIN to your local Service Canada Centre as soon as possible.