BR-53-GST-SG
If the GST accounting currency code (BT-6-GST) is present, then the Invoice total GST amount (BT-111-GST), Invoice total including GST amount and Invoice Total excluding GST amount in accounting currency shall be provided.
error: the document is invalid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
Context
/ubl:Invoice | /cn:CreditNote
Test
every $taxcurrency in cbc:TaxCurrencyCode satisfies exists(//cac:TaxTotal/cbc:TaxAmount[@currencyID=$taxcurrency]) and exists(cac:AdditionalDocumentReference[cbc:DocumentTypeCode='sgdtotal-incl-gst']) and exists(cac:AdditionalDocumentReference[cbc:DocumentTypeCode='sgdtotal-excl-gst'])
Checked with PINT SG Invoice, PINT SG Credit Note