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BR-23 - Each invoice line needs a unit of measure

Each invoice line (BG-25) must have an invoiced quantity unit of measure code (BT-130).

BR-23 - Each invoice line needs a unit of measure

Each invoice line (BG-25) must have an invoiced quantity unit of measure code (BT-130).

Invoice linesEN 16931BT-130 Error

What this rule checks

Each invoice line (BG-25) must have an invoiced quantity unit of measure code (BT-130).

How to fix it

Add the unitCode (BT-130, UN/ECE Rec 20) to the invoiced quantity.

Validate against this rule

This rule is part of EN 16931. Check your invoice with the validator that matches your format:

UBL / PeppolXRechnungFactur-X / ZUGFeRD

Related rules

BR-21Each invoice line needs an identifierBR-22Each invoice line needs a quantityBR-24Each invoice line needs a net amountBR-25Each invoice line needs an item nameBR-26Each invoice line needs a net priceBR-27Item net price must not be negative

Source: CEN EN 16931 Schematron · Last verified: 2026-07-10

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