# CII-SR-470

Source: https://xmlvalid.com/rules/CII-SR-470

> Either the IBAN or a Proprietary ID (BT-84) shall be used.

- Level: error
- Rule sets: EN 16931 rules (CII) 1.3.17, EN 16931 rules 1.3.16 (CII)
- Context: `/rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeSettlement`
- Test: `count(ram:SpecifiedTradeSettlementPaymentMeans[(normalize-space(ram:TypeCode) = '30' or normalize-space(ram:TypeCode) = '58') and not(ram:PayeePartyCreditorFinancialAccount/ram:IBANID or ram:PayeePartyCreditorFinancialAccount/ram:ProprietaryID)]) = 0`

> Either the IBAN or a Proprietary ID (BT-84) shall be used.

- Level: error
- Rule sets: Factur-X BASIC WL rules 1.09, Factur-X EN 16931 rules 1.09.2
- Context: `//ram:SpecifiedTradeSettlementPaymentMeans[some $code in tokenize('30 58', '\s') satisfies normalize-space(ram:TypeCode) = $code]`
- Test: `(ram:PayeePartyCreditorFinancialAccount/ram:IBANID or ram:PayeePartyCreditorFinancialAccount/ram:ProprietaryID) and not(ram:PayeePartyCreditorFinancialAccount/ram:IBANID and ram:PayeePartyCreditorFinancialAccount/ram:ProprietaryID)`

Validate a document against these rules: https://xmlvalid.com/validate