The European Interoperability Reference Architecture (EIRA©) is a reference architecture that is focused on the interoperability of digital public services, each of which may have its own Level of scope and (enterprise) architecture.

It is composed of the most salient Architecture Building Blocks (ABBs) (model elements) needed to promote cross-border and cross-sector interactions between public administrations.

Its current release is EIRA_v4_0_0. The overview here is being adapted to the latest release.

The tabs cover various aspects of EIRA©.


EIRA© has views for the Interoperability layers of the European Interoperability Framework. The views contain a narrative, a graphical notation of the EIRA© ontology and a description of the most salient Architecture Building Blocks. These are the views:


The latest release of the EIRA© is available on Joinup.


Source: European Interoperability Reference Architecture (EIRA version 3) (url) (with information on the 3rd release at the website of the ISA² - Interoperability solutions for public administrations, businesses and citizens).


The backlinks below usually do not include the child and sibling items, nor the pages in the breadcrumbs.


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