Allowed values are listed, defined and provided in the DDEX Standard "Digital Sales Reporting Message Suite Standard, Part 2 – Allowed Value Sets" in accordance with the DDEX Data Dictionary and the latest version of the DDEX Data Dictionary Standard.
To override a DDEX-defined value, the DDEX-defined value “
UserDefined” shall be used, followed by single space character and a string representing the term to be communicated. This string shall only comprise lower case letters, upper case letters or digits, e.g.
Such user-defined values will need to be agreed between Message Sender and Message Recipient and users are encouraged to raise these issues with DDEX (e.g. via http://www.ddex.net/implementers-forum) with a view to having these values added to the list of DDEX-defined allowed values.