/ubl:Invoice/cac:InvoiceLine/cac:AllowanceCharge[string(cbc:ChargeIndicator) = 'true']/cbc:Amount/@currencyID

Invoice Line Charge Amount Currency Code

Spain | VRBL-Invoice-ES-FacturaE-3p2
Context ID INV1279
Usage M

Description

Syntax required attribute, value must equal invoice document currency.