---
id: "date_dmy"
kind: "pattern"
status: "draft"
is_pii: false
categories: ["datetime"]
langs: ["common"]
quality: 100
url: "http://registry.apicrafter.io/datatype/date_dmy"
---

# Date in DD.MM.YYYY notation (`date_dmy`)

> **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.

Calendar date written as a two-digit day, a two-digit month and a four-digit year separated by dots, such as 31.12.2022. This day-first notation is the usual one in Russia, Germany and many other countries.

- Pattern of: `date`
- Personal data (PII): no
- Categories: Date and time (datetime)
- Countries: global
- Languages: Common to most languages (common)

## Detection

Regular expression (Python `re`):

```
^(?:0[1-9]|[12]\d|3[01])\.(?:0[1-9]|1[0-2])\.\d{4}$
```

## Examples

- `31.12.2022`
- `01.10.2021` — Start date of archaeological works in the open data of the Russian Ministry of Culture
- `2022.12.31` (invalid example) — Year-first notation
- `32.01.2022` (invalid example) — There is no day 32

## Mappings

- qddate: `dt:date:date_2`

## Supported by tools

- `qddate`

## Translations

- ru: Дата в формате ДД.ММ.ГГГГ

## Sources

- wikipedia: <https://en.wikipedia.org/wiki/Date_format_by_country>
- other: <https://github.com/ivbeg/qddate/blob/v1.1.0/qddate/patterns/base.py>

## Quality

Score 100/100.

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