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BR-28

An item gross price (BT-148) is negative

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

What the message means

An item gross price (BT-148) is negative.

What the issuer needs to change

Give the gross price as a positive value.

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

The Item gross price (BT-148) shall NOT be negative.

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

Technical details for IT

UBL

Context: cac:InvoiceLine | cac:CreditNoteLine
Test: not((cac:Price/cac:AllowanceCharge/cbc:BaseAmount) >= 0 or not(exists(cac:Price/cac:AllowanceCharge/cbc:BaseAmount)))

CII

Context: //ram:IncludedSupplyChainTradeLineItem
Test: not((ram:SpecifiedLineTradeAgreement/ram:GrossPriceProductTradePrice/ram:ChargeAmount >= 0) or not(ram:SpecifiedLineTradeAgreement/ram:GrossPriceProductTradePrice/ram:ChargeAmount))

Related rules

All validation rules

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