# CII-DT-106

Source: https://xmlvalid.com/rules/CII-DT-106

> Attached document Filename (BT-125-2) shall be provided.

- Level: error
- Rule sets: EN 16931 rules (CII) 1.3.17
- Context: `/rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:AdditionalReferencedDocument/ram:AttachmentBinaryObject`
- Test: `exists(@filename)`

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