Adopt ISO/IEC 15476-3:2006 to provide modelling tools as meta-data repositories with a definition of Data Definition Subject area of the CDIF semantic meta-model.RECONFIRMATION NOTICETechnical Committee IT-015 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 30 October 2015.Approved for reconfirmation in New Zealand on behalf of the Standards Council of New Zealand on 18 May 2016.The following are represented on Technical Committee IT-015:Australian Computer SocietyAustralian Society for Technical Communication (NSW)Charles Sturt UniversityDepartment of Defence (Australian Government)Griffith UniversityInstitute of IT Professionals New ZealandIT Service Management Forum AustraliaLa Trobe UniversityNational Association of Testing Authorities AustraliaNEHTANew Zealand Organisation for QualityNSW Business ChamberQuantitative Enterprise Software PerformanceSystems Engineering Society of AustraliaUniversity of Technology, Sydney