Defines: - the minimum requirements for the design of labels containing linear bar code and two-dimensional symbols on transport units to convey data between trading partners; - for traceability of transported units via a unique transport unit identifier (licence plate); - guidance on the formatting on the label of data presented in linear bar code, two-dimensional symbol or human readable form; - specific recommendations regarding the choice of bar code symbologies, and specifies quality requirements and classes of bar code density; - makes recommendations as to label placement, size and the inclusion of free text and any appropriate graphics; and - guidance on the selection of label material.