# PEPPOL-T115-B04501

Source: https://xmlvalid.com/rules/PEPPOL-T115-B04501

> Element 'cbc:ID' MUST be provided.

- Level: error
- Rule sets: Peppol Order Cancellation rules 3.0
- Context: `/ubl:OrderCancellation/cac:BuyerCustomerParty/cac:Party/cac:PartyTaxScheme/cac:TaxScheme`
- Test: `cbc:ID`

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