This part of ISO/IEC 11581 introduces the ISO/IEC 11581 series and provides developers and other icon standards users with an overview of currently available and future anticipated icon standards. This part of ISO/IEC 11581: ?? describes the structure of parts that will be used to encompass all present and future icon standards; ?? introduces currently existing icon standards@ whether they are parts of ISO/IEC 11581 or they have their own separate numbers; ?? recognizes that currently existing standards will eventually be replaced by new parts; NOTE This part of ISO/IEC 11581 will be revised as new parts of ISO/IEC 11581 become available@ adding to or replacing the set of existing parts.