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

Charge Amount Currency Code

Singapore | VRBL-Invoice-SG-1p4
Context ID INV0915
Usage M
Final Format Path /ubl:Invoice/cac:AllowanceCharge[string(cbc:ChargeIndicator) = 'true']/cbc:Amount/@currencyID

Description

Value must equal invoice document currency (IBT-005).