VRBL-INV-SG-1p4-38

Basic Info

Rule	An Invoice that contains Invoiced Item Tax Category Code used for GST, Document Level Charge Tax Category Code used for GST or Document Level Allowance Tax Category Code used for GST equal to "VRBL:SG:NG" shall contain exactly one GST breakdown group Tax Subtotal with the Tax Subtotal Category ID equal to "VRBL:SG:NG".
Context	`/ubl:Invoice`
Pattern	vrbl-invoice-sg-1p4
Severity	fatal

Implementation

not(
	cac:AllowanceCharge[string(cbc:ChargeIndicator = 'false')]/cac:TaxCategory[cac:TaxScheme/cbc:ID = 'GST']/cbc:ID = 'VRBL:SG:NG'
	or
	cac:AllowanceCharge[string(cbc:ChargeIndicator = 'true')]/cac:TaxCategory[cac:TaxScheme/cbc:ID = 'GST']/cbc:ID = 'VRBL:SG:NG'
	or
	cac:InvoiceLine/cac:Item/cac:ClassifiedTaxCategory[cac:TaxScheme/cbc:ID = 'GST']/cbc:ID = 'VRBL:SG:NG'
)
or
(
	cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory[cac:TaxScheme/cbc:ID = 'GST']/cbc:ID = 'VRBL:SG:NG'
	and
	count(cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory[cac:TaxScheme/cbc:ID = 'GST' and cbc:ID = 'VRBL:SG:NG']) = 1
)