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The Daily Insight

How do I get a social insurance number in Canada?

Author

Daniel Martin

Updated on March 26, 2026

Applying by mail

a completed and signed SIN application form. If you are unable to print the application form, you can order the form by phone at: 1-866-274-6627 (toll free number) or, if outside Canada, at 1-506-548-7961 (long distance charges will apply)

Likewise, can you apply for a SIN number online?

Applying for a SIN

You can apply online or by mail to: apply for a SIN. obtain a confirmation of your SIN, and/or. to amend your SIN record.

One may also ask, how do I get a new SIN number? If you have proof that someone else is using your SIN, and you wish to get a new SIN, you must first file a complaint with the police. You will then need to apply for a new SIN at a Service Canada Office.

Then, who can apply for a SIN card in Canada?

If you are a Canadian citizen, a permanent resident or a temporary resident, you need a Social Insurance Number (SIN) to work in Canada or to receive benefits and services from government programs. Children who are 12 years of age or older may apply for their own SIN.

Can you work without a SIN number in Canada?

Every person working in Canada must have a SIN . If a new employee does not have a SIN , but is eligible to work in Canada, the employer should tell the employee to apply for a SIN at one of our Service Canada Centres—it's fast, simple and secure.

Related Question Answers

Is my SIN number on my health card?

On your SIN card or confirmation letter: Service Canada used to issue SINs in plastic card format, however presently, they are issued in paper format. Check your records for either your card or confirmation letter.

Can I go to Service Canada without appointment?

Due to physical distancing, space is limited in our offices and biometrics collection is by appointment only. Applicants without an appointment will be unable to submit their biometrics at a Service Canada location until further notice.

What if my SIN number expires?

Your SIN must be valid. If your SIN has expired, you will have to renew it. If your SIN starts with 9, your employer will also ask to see your work permit. If you are a foreign student, you do not need a work permit to work at an on-campus job.

How are Canadian SIN numbers assigned?

SINs are issued by Employment and Social Development Canada (previously Human Resources Development Canada). The SIN is formatted as three groups of three digits (e.g., 123-456-789).

How do I replace my social insurance card?

No report will be created for a lost card, contact your nearest Service Canada Office. To apply for a replacement Social Insurance Number, you must complete an application form. Application forms may be picked up at your local Service Canada office or you can download one from their website.

How do I get a SIN number for my child in Canada?

Get a Social Insurance Number (SIN) for Your Child

To get a SIN, you can: Apply Online. Download the SIN Application and return the completed application, along with required documents (originals only; photocopies are not accepted) by mail or in person to any Service Canada Centre.

Do you need a SIN number to open a bank account?

One doesn't need a SIN to open a bank account. If a person is not a Canadian citizen or Permanent Resident, they have to show a piece of Canadian ID such as a driver's licence, SIN, work permit/study permit etc. Banks may ask for SIN if there is a credit application. Otherwise SIN is not required.

How long does it take to get SIN number in person?

You can also apply in person if you cannot apply online or by mail. If you apply in person, you will receive your SIN at the end of the visit (which can take 10 minutes if there is no line). The original documents provided will be returned to you. You can find here your nearest Service Canada Office.

How do I update my sin?

By law, you must update your SIN record when you change your name. To update or request any changes to your SIN record, you will need to submit an application and provide required documentation.

Is it illegal to ask for a SIN number?

Since it is not against the law to ask for an individual's SIN , many private sector organizations do request your SIN . Your SIN is confidential and your SIN card is not a piece of identification. Your SIN is issued only to you and you have to protect it. You should only provide your SIN when it is required by law.

Do you need your child's SIN number for taxes?

If your child doesn't have a Social Insurance Number, it's virtually impossible to file a tax return. It's a good idea for parents to apply for a Social Insurance Number as soon as their child is born. Your child may still be able to file taxes without a SIN.

How can an international student get a SIN number in Canada?

HOW TO APPLY FOR A SIN NUMBER? Go to a Service Canada office or apply for it during orientation week in the Fall and Winter terms, when Service Canada comes on the campus. Bring the original copy of the two following documents: A study permit that indicates that you are authorized to work on and off campus.

Can I apply for sin before landing in Canada?

You have to complete your landing and become a PR before you are eligible to apply for a SIN number.

How do you get a SIN card?

Apply in Person
  1. Get an application form online or from your local Service Canada Centre.
  2. Fill it out.
  3. Collect the documents you need.
  4. Take your application and documents to your local Service Canada Centre.

Does sin number change?

The Social Insurance Number (SIN) is a nine-digit number that you need to work in Canada or to have access to government programs and benefits. Once your SIN record has been updated, you will receive a SIN with the new expiry date.

What do I do if I lost my social insurance card?

To replace a lost SIN card or confirmation letter you'll need to:
  1. Visit your local Service Canada Centre.
  2. Bring with you appropriate identity documents.

Does sin number change after permanent resident?

Your SIN it's not in your PR card nor WP. It's your inmigration client number, and it doesn't change ever. Just go right away to Service Canada and get a PR SIN, a piece of paper, notify it to your employer, former employers and banks.