Invoice currency code The currency in which all Invoice amounts are given, except for the Total TAX amount in accounting currency. About ID IBT-005Cardinality 1..1Section SharedName Invoice currency codeSyntax binding ubl:Invoice / cbc:DocumentCurrencyCodeRules IBR-005: A Self-billed invoice MUST have a Self-billed invoice currency code (ibt-005).IBR-CL-04: Self-billed invoice currency code (ibt-005) MUST be coded using ISO code list 4217 alpha-3