This document specifies, directly or by reference, data elements, including composite data elements, that may be used in interindustry interchange. It identifies the following characteristics of each data element: . identifier; . name; . description and reference; . format and coding (if not available in other ISO International Standards or parts of ISO/IEC 7816). The layout of each data element is described as seen at the interface between the interface device and the card. This document provides the definition of data elements without consideration of any restrictions on the usage of the data elements. It does not cover the internal implementation within