warningbusinesspeppol-bis-3

BR-39:Item identifier recommended

Fix: Add seller item identification. Provide the required value in the free validator.

Line items should have an item identifier for matching and processing.

Severity
Warning
Rule set
peppol-bis-3
Country
All EU
Fix type
INPUT REQUIRED

Engine Classification

Business data required · Explicit input workflow · No assumptions made

Required input: Item Identifier

What is BR-39?

BR-39 is a warning validation rule defined in the peppol-bis-3 specification. It validates the ID element under Item > SellersItemIdentification in the UBL invoice XML.

The invoice may pass transmission, but this non-compliance can cause problems during tax audits or buyer-side processing.

Target path: XPath: /Invoice/cac:InvoiceLine/cac:Item/cac:SellersItemIdentification/cbc:ID

Fix this error

Why This Error Matters

Item identifiers enable automated order matching and processing.

BR-39 is a soft failure that can cause issues at the receiving end — tax audits, ERP processing, or VAT reconciliation mismatches.

Validator Behavior

  • ·Generates validation warning
  • ·Rejected by PEPPOL Access Points
  • ·Error returned: BR-39
  • ·Specification: peppol-bis-3

How to Fix It

1.

Add item ID

Your product/service code

2.

Or buyer ID

BuyersItemIdentification if provided by buyer

3.

Or standard ID

StandardItemIdentification with EAN, GTIN, etc.

XML Example

Generic example based on the rule's target XPath. Your actual XML structure may differ.

Before
<!-- Incorrect value -->
<cbc:ID>INVALID</cbc:ID>
After
<!-- Corrected value -->
<cbc:ID>VALID_VALUE</cbc:ID>

Technical Reference

XPathXPath: /Invoice/cac:InvoiceLine/cac:Item/cac:SellersItemIdentification/cbc:ID
Specpeppol-bis-3

Code Example

<cac:Item>
  <cbc:Name>Professional Services</cbc:Name>
  <cac:SellersItemIdentification>
    <cbc:ID>SVC-001</cbc:ID>
  </cac:SellersItemIdentification>
</cac:Item>

Common Causes

  • ·No product codes
  • ·ID not mapped from order
  • ·Internal codes only

Seeing this in production? The API handles BR-39 automatically. See the fix response →

Commonly Seen In

All invoicing software

Frequently Asked Questions

Line items should have an item identifier for matching and processing.

Add seller item identification. Invoice Navigator detects this error and prompts for the required business data before applying a safe fix.

BR-39 is a warning that may not always cause rejection, but it indicates a potential compliance issue that should be addressed to ensure full compatibility.

BR-39 requires specific business data to resolve. Invoice Navigator detects the error and guides you through providing the needed information, then applies the fix with full audit documentation.

BR-39 is commonly seen in exports from All invoicing software. These software packages sometimes generate invoices that need adjustment to meet full compliance standards.

Related Errors

BR-14Invoice line net amount requiredBR-17Invoice line item name required

Related Content

Glossary
Evidence Packe-Reporting
Errors
Multiple VAT categories on invoiceInvoice line VAT category required
Answers
What is the difference between B2G and B2B e-invoicing?
Regulations
EN 16931

Last updated: 3 March 2026

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