The Reference Architecture is a Guide.
It is a technical guiding document supported by on-line resources and a compliance-check tool.
The Architecture defines agreed specifications on: Business Models, Business Processes, Data Models, Product Identification and Classification, Communication Protocols.
It is free and available on line. It is used by IT specialists to create new eBusiness connections or to update those already used by fashion companies.
Since June 2013, the Architecture is a also an official document (CWA) published by CEN, the European Committee for Standardization.
The Reference Architecture latest version (2013 version)