Message

Value MUST be part of code list 'Response Code'.

Context
/ubl:ApplicationResponse/cac:DocumentResponse/cac:Response/cbc:ResponseCode
Test
(some $code in $clUNCL4343 satisfies $code = normalize-space(text()))
Code lists
Response Code
Usage
/ ubl:ApplicationResponse / cac:DocumentResponse / cac:Response / cbc:ResponseCode