Message

[BR-47-GST-SG]-Each GST Breakdown (BG-23-GST) shall be defined through a GST category code (BT-118-GST).

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