---
id: "do_rnc"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["companies", "finances"]
country: ["DO"]
langs: ["es"]
quality: 93
url: "http://registry.apicrafter.io/datatype/do_rnc"
---

# Dominican Republic taxpayer registration number (RNC) (`do_rnc`)

> **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.

Registro Nacional del Contribuyente, the 9-digit tax number of companies and institutions in the Dominican Republic. It ends with a check digit and is often written with hyphens.

- Personal data (PII): no
- Categories: Companies/business/organizations (companies), Finances and banking (finances)
- Countries: Dominican Republic (DO)
- Languages: Spanish (es)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^\d-?\d{2}-?\d{5}-?\d$
```

## Examples

- `523022952` — Real-world value published online
- `505072412` — Real-world value published online
- `5-23-02295-2` — The first example in its printed form
- `5230229527` (invalid example) — One character too many

## Mappings

- schema_org: `taxID`
- stdnum: `do.rnc`

## Supported by tools

- `dataprep`
- `pythonstdnum`

## Translations

- es: Registro Nacional del Contribuyente (RNC)

## Sources

- other: <https://arthurdejong.org/python-stdnum/doc/2.2/stdnum.do.rnc.html>
- other: <https://docs.dataprep.ai/user_guide/clean/clean_do_rnc.html>

## Quality

Score 93/100. Missing: authoritative source link.

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