This European Standard provides a system for the identification and presentation of information about the ILU. The identification system is intended for general application, for example in documentation, control and communication (including automatic data processing systems), as well as for display on the ILU and other non ISO containers (i.e. which dimensions and testing parameters differ from those defined by the applicable ISO standards) used in European transport. The methods of displaying identification and specific other data (including operational data) on the ILU by means of permanent marks are included.This European Standard specifies:a) an ILU ide