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BR-33

An allowance has no reason (BT-97 or BT-98)

Validation rule of EN 16931 (CEN, rule set 1.3.16) · Level: Error

What the message means

An allowance has no reason (BT-97 or BT-98).

What the issuer needs to change

Give the reason for the allowance as text or code.

Fields concerned

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Origin

Rule set
EN 16931 (CEN, rule set 1.3.16)
Syntax
CII, UBL
Level
Error

Original rule text

Each Document level allowance (BG-20) shall have a Document level allowance reason (BT-97) or a Document level allowance reason code (BT-98).

Source: CEN/TC 434, EN 16931 validation rules 1.3.16, European Union Public Licence 1.2

Technical details for IT

UBL

Context: /ubl:Invoice/cac:AllowanceCharge[cbc:ChargeIndicator = false()] | /cn:CreditNote/cac:AllowanceCharge[cbc:ChargeIndicator = false()]
Test: not(exists(cbc:AllowanceChargeReason) or exists(cbc:AllowanceChargeReasonCode))

CII

Context: //ram:ApplicableHeaderTradeSettlement/ram:SpecifiedTradeAllowanceCharge/ram:ChargeIndicator[udt:Indicator='false']
Test: not((../ram:Reason) or (../ram:ReasonCode))

Related rules

All validation rules

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