Fixed value
ISO639-1
Rules
Identifier/Error message Flag
PEPPOL-T002-R019
[PEPPOL-T002-R019] TenderLanguageLocalCode MUST have a list identifier attribute.
fatal
PEPPOL-T002-R020
[PEPPOL-T002-R020] listID for TenderLanguageLocaleCode MUST be 'ISO639-1'.
fatal