1 Scope
This part of ISO/IEC 7816 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 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 part of ISO/IEC 7816 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 the card and/or the outside world.
With the exception of login data objects (6.5), only application class tags are eligible in this part of ISO/IEC 7816.
When using an interindustry template , an application is allowed to nest context-specific class tags (see ISO/IEC 7816‑4) under such a template unless it is previously marked as Reserve...