# BR-FR-15_BT-151-1

Source: https://xmlvalid.com/rules/BR-FR-15_BT-151-1

> Code de catégorie de TVA invalide. Valeur actuelle : " … ". Veuillez utiliser un code valide : S, E, AE, K, G, O, Z.

- Level: error
- Rule sets: French e-invoicing rules (UBL) 1.4.0.04
- Context: `cac:Item/cac:ClassifiedTaxCategory`
- Test: `not($categoryCode) or custom:is-valid-vat-category-code($categoryCode)`

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