Message

Every VAT category details MUST be defined through a VAT category code

Context
//cac:TaxSubtotal[cac:TaxCategory/cac:TaxScheme/cbc:ID = 'VAT']
Test
(cac:TaxCategory/cbc:ID)
Usage
/ ubl:Invoice / cac:TaxTotal / cac:TaxSubtotal / cac:TaxCategory / cbc:ID