Message

Value MUST be part of code list 'UNCL5387 Price specification code'.

Context
/ubl:Catalogue/cac:CatalogueLine/cac:RequiredItemLocationQuantity/cac:Price/cbc:PriceTypeCode
Test
(some $code in $clUNCL5387 satisfies $code = normalize-space(text()))
Code lists
UNCL5387 Price specification code
Usage
/ ubl:Catalogue / cac:CatalogueLine / cac:RequiredItemLocationQuantity / cac:Price / cbc:PriceTypeCode