# PEPPOL-T114-B02802

Source: https://xmlvalid.com/rules/PEPPOL-T114-B02802

> Document MUST NOT contain elements not part of the data model.

- Level: error
- Rule sets: Peppol Order Change rules 3.2
- Context: `/ubl:OrderChange/cac:AdditionalDocumentReference/cac:Attachment/cac:ExternalReference/*`
- Test: `false()`

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