ISO/IEC 11179

Overview
ISO/IEC 1179: Information Technology – Metadata Registries (MDR) specifies the kind and quality of metadata necessary to describe data, and it specifies the management and administration of that metadata in a metadata registry (MDR). It applies to the formulation of data representations, concepts, meanings, and relationships between them to be shared among people and machines, independent of the organization that produces the data. It does not apply to the physical representation of data itself.