# BR-FR-CO-10_BT-29-2

Source: https://xmlvalid.com/rules/BR-FR-CO-10_BT-29-2

> Chaque schemeID ne peut apparaître qu’une seule fois dans l'identifiant privé du vendeur (BT-29).

- Level: error
- Rule sets: French e-invoicing rules (UBL) 1.4.0.04
- Context: `cac:AccountingSupplierParty/cac:Party`
- Test: `count(distinct-values(cac:PartyIdentification/cbc:ID/@schemeID)) = count(cac:PartyIdentification/cbc:ID/@schemeID)`

> BR-FR-CO-10/BT-29 : Chaque schemeID ne peut apparaître qu’une seule fois dans l'identifiant privé du vendeur (BT-29).

- Level: error
- Rule sets: French e-invoicing rules (CII) 1.4.0.04
- Context: `rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:SellerTradeParty`
- Test: `count(distinct-values(ram:GlobalID/@schemeID)) = count(ram:GlobalID/@schemeID)`

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