# PEPPOL-T16-B23902

Source: https://xmlvalid.com/rules/PEPPOL-T16-B23902

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

- Level: error
- Rule sets: Peppol Despatch Advice rules 3.5
- Context: `/ubl:DespatchAdvice/cac:DespatchLine/cac:Shipment/*`
- Test: `false()`

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