EU basic glossaries of e-Government are easy-to-use and extensible data models that describe the basic characteristics of an entity, such as a person or an institution.
Public administrations can use and extend core vocabularies in the contexts of information exchange between systems, integration at the data level, data publication, and the design of new computer systems.
The EU defines the following basic vocabularies:
| 01 | Interoperability level | Semantic interoperability |
| 02 | Interoperability sublevel | Semantic assets |
| 03 | Interoperability type | Semantic |
| 04 | Institution | CENTRAL STATE OFFICE FOR DEVELOPMENT OF DIGITAL SOCIETY |
| 05 | Language | ENGL |
| 06 | Country | HR |
| 07 | Authors of the document | EU Joinup SEMIC (Semantic Interoperability Community) |
| 08 | Restrictions on use | - |
| 09 | Compliance with EU funds | Yes |