The document summarizes Spain's implementation of the European Interoperability Framework (EIF). It discusses how interoperability is an enabler for ensuring rights and providing digital public services. Spain has taken a global approach aligned with the EIF, including legal frameworks, common rules, engagement of stakeholders, and governance led by Chief Information Officers. An ecosystem has been established with 12 interoperability agreements, standards, and solutions. Spain continuously aligns with updates to the EIF, participates in EU initiatives, and monitors interoperability as an ongoing effort.