# BR-FR-CO-10_BT-29-1

Source: https://xmlvalid.com/rules/BR-FR-CO-10_BT-29-1

> Chaque identifiant global du vendeur (BT-29) doit avoir un attribut schemeID (BT-29-1).

- Level: error
- Rule sets: French e-invoicing rules (UBL) 1.4.0.04
- Context: `cac:AccountingSupplierParty/cac:Party`
- Test: `empty(cac:PartyIdentification/cbc:ID[not(@schemeID)])`

> BR-FR-CO-10/BT-29 : Si l’identifiant global du vendeur (BT-29) est renseigné, alors son schéma (BT-29-1) doit également être renseigné.

- Level: error
- Rule sets: French e-invoicing rules (CII) 1.4.0.04
- Context: `rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:SellerTradeParty`
- Test: `every $id in ram:GlobalID satisfies $id/@schemeID`

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