Austrian company register number (Firmenbuchnummer)

ID at_firmenbuchnummer

DatatypeNot PIIidentifierDraft

This record is a draft: it has not been reviewed yet and may be incomplete or wrong. Do not rely on it for compliance decisions. Help improve it (see CONTRIBUTING.md).

Number of a company in the Austrian commercial register: digits followed by a lowercase check letter, such as 123456a. It is often written with the prefix FN.

Categories: Companies/business/organizations
Countries: Austria
Languages: Common to most languages
python-stdnum: stdnum.at.businessid
Wikidata: P5285
Quality: 80/100 · missing: negative example, translation, detector coverage
Metacrafter rules: no detection rule yet
Supported by tools: no tool record lists this type yet

Regular expression

^[1-9][0-9]{4,5}[a-z]$

Python re syntax.

Examples

Value	Description
93363z	OMV
76023z	Verbund

Sources

wikipedia: https://de.wikipedia.org/wiki/Firmenbuch
wikidata: https://www.wikidata.org/wiki/Property:P5285

Use this record

Page URL: http://registry.apicrafter.io/datatype/at_firmenbuchnummer
JSON: API v1 · legacy shape (used by metacrafter) · Markdown (for LLMs)
Improve it: edit data/datatypes/AT/companies/at_firmenbuchnummer.yaml on GitHub