---
id: "ec_ruc"
kind: "datatype"
status: "draft"
is_pii: true
categories: ["finances"]
country: ["EC"]
langs: ["es"]
quality: 93
url: "http://registry.apicrafter.io/datatype/ec_ruc"
---

# Ecuadorian taxpayer number (RUC) (`ec_ruc`)

> **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 Único de Contribuyentes, the 13-digit tax number in Ecuador. The third digit shows the kind of taxpayer: below 6 for natural persons (their cédula followed by an establishment number), 6 for public entities and 9 for private companies.

- Personal data (PII): yes
- Categories: Finances and banking (finances)
- Countries: Ecuador (EC)
- Languages: Spanish (es)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^\d{13}$
```

## Examples

- `2491021992001` — Synthetic number with a valid check digit
- `1692234326001` — Synthetic number with a valid check digit
- `24910219920017` (invalid example) — One character too many

## Mappings

- orgid: `EC-RUC`
- schema_org: `taxID`
- stdnum: `ec.ruc`

## Supported by tools

- `dataprep`
- `pythonstdnum`

## Translations

- es: Registro Único de Contribuyentes (RUC)

## Sources

- other: <https://arthurdejong.org/python-stdnum/doc/2.2/stdnum.ec.ruc.html>
- other: <https://docs.dataprep.ai/user_guide/clean/clean_ec_ruc.html>

## Quality

Score 93/100. Missing: authoritative source link.

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