#eif03 - Ensure a level playing field for open source software and demonstrate active and fair consideration of using open source software, taking into account the total cost of ownership of the solution.


A recommendation regarding interoperability principle #eif2p - Openness.


Source: European Interoperability Framework - Promoting seamless services and data flows for European public administrations, COM(2017)134, 23 March 2017, url (Available in the languages of the EU Member States)