---
id: "tw_arc"
kind: "datatype"
status: "draft"
is_pii: true
categories: ["pii", "persons"]
country: ["TW"]
langs: ["zh"]
quality: 75
url: "http://registry.apicrafter.io/datatype/tw_arc"
---

# Taiwan resident certificate number (ARC/TARC) (`tw_arc`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Number of the Taiwan resident certificate issued to foreign residents (ARC) and to residents from Hong Kong, Macau and mainland China (TARC). Microsoft Purview looks for two letters and eight digits.

- Personal data (PII): yes
- Categories: Personally identifiable information (pii), Person related (persons)
- Countries: Taiwan (TW)
- Languages: Chinese (zh)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^[A-Z]{2}\d{8}$
```

## Mappings

- dpv: `pd:OfficialID`
- purview: `Taiwan Resident Certificate (ARC/TARC)`, `Taiwan-resident certificate (ARC/TARC) number`

## Supported by tools

- `azureailanguage`
- `microsoftpurview`
- `nightfall`

## Sources

- doc: <https://learn.microsoft.com/en-us/purview/sit-defn-taiwan-resident-certificate-number>

## Quality

Score 75/100. Missing: examples, negative example, translation.

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