---
id: "casin"
kind: "datatype"
status: "stable"
is_pii: true
categories: ["pii", "persons"]
country: ["CA"]
langs: ["en"]
quality: 65
url: "http://registry.apicrafter.io/datatype/casin"
---

# Canada social insurance number (SIN) (`casin`)

Social insurance number (SIN) is a number issued in Canada to administer various government programs.

- Personal data (PII): yes
- Categories: Personally identifiable information (pii), Person related (persons)
- Countries: Canada (CA)
- Languages: English (en)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
(\d{3}-\d{3}-\d{3})|(\d{9})
```

## Mappings

- dpv: `pd:OfficialID`
- fta: `IDENTITY.SIN_CA`
- google_dlp: `CANADA_SOCIAL_INSURANCE_NUMBER`
- presidio: `CA_SIN`
- purview: `Canada social insurance number`
- stdnum: `ca.sin`

## Metacrafter rules

2 rules: 1 match the field name, 1 match values.

- `casinfield` (field, `ca/ca_tax.yaml`)
- `casinvalue` (data, `ca/ca_tax.yaml`)

## Supported by tools

- `amazonmacie`
- `awscomprehend`
- `awsglue`
- `azureailanguage`
- `databricks`
- `dataprep`
- `fta`
- `googledlp`
- `ibmguardium`
- `ibmknowledgecatalog`
- `metacrafter`
- `microsoftpurview`
- `nightfall`
- `oracledatasafe`
- `presidio`
- `pythonstdnum`
- `snowflake`

## Sources

- wikipedia: <https://en.wikipedia.org/wiki/Social_insurance_number>

## Quality

Score 65/100. Missing: anchored regexp, examples, negative example, translation.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/casin.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/CA/persons/casin.yaml>