A digital public service comprises any public sector service that is also via digital means provided and supplied by public administrations, either to one another or to businesses and citizens in their constituency.

For European digital public services the European Interoperability Framework has been defined which includes 47 recommendations that are related to principles and layers of interoperability.

The European Interoperability Reference Architecture (EIRA©) is a reference architecture that is focused on the interoperability of digital public services.