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BR-TMP-4

An attachment has more than one description (BT-123)

Validation rule of XRechnung 3.0.2 (KoSIT, Schematron 2.6.0) · Level: Warning

What the message means

An attachment has more than one description (BT-123).

What the issuer needs to change

Give only one description per attachment.

Fields concerned

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Origin

Rule set
XRechnung 3.0.2 (KoSIT, Schematron 2.6.0)
Syntax
CII
Level
Warning

Original rule text

BT-123 "Supporting document description" (ram:Name) darf innerhalb von "Additional supporting documents" (BG-24) höchstens einmal vorkommen.

Source: KoSIT, XRechnung Schematron 2.6.0, Apache License 2.0

Technical details for IT

CII

Context: /rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:AdditionalReferencedDocument[ram:TypeCode = '916']
Test: not(count(ram:Name) <= 1)

Related rules

All validation rules

Technical explanation by robin.vision, not tax or legal advice. Rules as of 31 August 2026 (KoSIT validator configuration).