VRBL-INV-PL-B2B-3-122

Basic Info

Rule An Invoice must contain at most one Tax Subtotal where the Tax Subtotal Category Exemption Reason Code starts with "P_19" or at most one Seller Tax Party Tax Scheme Extension Exemption Reason Code.
Context /ubl:Invoice
Pattern vrbl-invoice-pl-b2b-3p0
Severity fatal

Implementation

count(
	/ubl:Invoice/cac:TaxTotal/cac:TaxSubtotal[starts-with(cac:TaxCategory/cbc:TaxExemptionReasonCode, concat($VRBL-PL-Prefix, 'P_19'))]
	|
	/ubl:Invoice/cac:AccountingSupplierParty/cac:Party/cac:PartyTaxScheme/cec:UBLExtensions/cec:UBLExtension/cec:ExtensionContent/vrbl:PartyTaxSchemeExtension/cbc:TaxExemptionReasonCode
) <= 1