Mandatory
This field contains the EDIFACT message being sent by the Sender to the Receiver.
For the purposes of this message, the EDIFACT syntax, as defined in the EDIFACT syntax rules (ISO 9735), must be used in this field. Please refer to the appropriate volume of the EDIFACT Message Implementation Guidelines (MIGs) for guidance on how to complete the EDIFACT message that will be contained in this field.
When the content of field 27: Sequence of Total is other than 1/1, ie, more than one MT 105 is required to convey the contents of the EDIFACT message, the EDIFACT message may be divided at any point up to the maximum field capacity of 1800 characters.