---
id: "sg_uen"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["companies"]
country: ["SG"]
langs: ["common"]
quality: 95
url: "http://registry.apicrafter.io/datatype/sg_uen"
---

# Singapore Unique Entity Number (UEN) (`sg_uen`)

> **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.

Identification number that the government of Singapore gives to every entity that operates in Singapore: businesses, local companies, societies, charities and others. It has nine or ten characters in one of three formats: eight digits and a check letter for businesses, nine digits starting with the year of registration and a check letter for local companies, and for other entities a letter (R, S or T), two digits of the year, two letters for the entity type, four digits and a check letter.

- Personal data (PII): no
- Categories: Companies/business/organizations (companies)
- Countries: Singapore (SG)
- Languages: Common to most languages (common)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^(?:\d{8}[A-Z]|\d{9}[A-Z]|[RST]\d{2}[A-Z]{2}\d{4}[A-Z])$
```

## Examples

- `198101793G` — NCS Pte Ltd
- `202120748H` — SPH Media
- `202134064M` — Oh Baby Games
- `00192200M` — Business format, test value of python-stdnum
- `S16FC0121D` — Other entity format, test value of python-stdnum
- `S16FC0121` (invalid example) — The check letter is missing

## Mappings

- presidio: `SG_UEN`
- stdnum: `sg.uen`
- wikidata: `P13194`

## Supported by tools

- `awsglue`
- `openmetadata`
- `presidio`
- `pythonstdnum`
- `snowflake`

## Sources

- doc: <https://www.uen.gov.sg/ueninternet/faces/pages/uenFAQ.jspx>
- wikidata: <https://www.wikidata.org/wiki/Property:P13194>
- other: <https://github.com/arthurdejong/python-stdnum/blob/master/stdnum/sg/uen.py>
- other: <https://github.com/microsoft/presidio/blob/main/presidio-analyzer/presidio_analyzer/predefined_recognizers/country_specific/singapore/sg_uen_recognizer.py>

## Quality

Score 95/100. Missing: translation.

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