DATEX II v2.0 is finalised and available for download on datex website www.datex2.eu.
Please visit the Download -> Current Version Sections (accessible to registered users only, registration is free).
This version is fully compatible with CEN/TS 16157 standard that has been approved by CEN and will be available soon.
On the Standardization page ( http://www.datex2.eu/content/standardization ) you can find the Rules of Procedure for DATEXII change management that governs the cooperaton between Easyway ESG5 and CEN TC278/WG8.