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Registered Organization Vocabulary

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The Core Business Vocabulary is a simplified, reusable and extensible data model that captures the fundamental characteristics of a legal entity, e.g. the legal name, the activity, address, ...


All the versions of the Core Vocabularies can be downloaded from




E-Government Core Vocabularies are the starting point for developing interoperable e-Government systems as it allows mappings with existing data models. This guarantees Public Administrations to attain cross-border and cross-sector interoperability.  Please refer to the eGovernment Core Vocabularies paper on the approach and benefits of Core Concepts for further background.

Core Vocabularies Working Group

The Core Business Vocabulary is one of the three Core Vocabularies that have been developed in the context of Action 1.1 of the ISA Programme. The specification is developed by a multi disciplinary Working Group, with a total of 69 people from 22 countries, 18 EU and 4 non-EU countries (USA, South-Africa, Norway and Croatia), and several EU Institutions.


Known implementations

Using Core Business Vocabulary in the EU Business Registers Interconnection System (BRIS)

Owner: European Commission

Date: May 2015

Core Business Vocabulary-compliant RDF description of a company on OpenCorporates
Date: June 2012
Greek Tax Authorities business registry published as linked open data using core business and core location
International Hellenic University

Date: June 2012

Related documents

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Core Business Vocabulary Working Group

Information on collaboration

Meeting minutes

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