The present document defines a model for the recording and exchange of learner achievement information among student management information systems, as well as the aggregation of information by third party suppliers.The model proposed within this CWA is not intended to define the representation of the entire spectrum of Learner Mobility information. The scope of the standard is restricted to the definition of the electronic representation of official, institutionally attested achievement information for learners engaged in formal learning processes, in order to facilitate its recording and subsequent exchange within the European Education Area. Achievement