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PEPPOL-EN16931-R020

The seller's electronic address (BT-34) is missing: the address where the seller receives e-invoices, such as an email address

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

What the message means

The seller's electronic address (BT-34) is missing: the address where the seller receives e-invoices, such as an email address. An email address elsewhere in the invoice does not count.

What the issuer needs to change

Give the seller's electronic address.

This rule is part of XRechnung, even though its name starts with PEPPOL.

Fields concerned

Your invoice reports PEPPOL-EN16931-R020? Check it with SmartFormular E-Rechnung lite, free to try until 31 December 2026: the tool shows every finding with an explanation, the invoice in readable form and a GiroCode to pay – in your browser, no upload.

Check an e-invoice

Origin

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

Original rule text

Seller electronic address MUST be provided

Source: KoSIT, XRechnung Schematron 2.6.0, Apache License 2.0

Technical details for IT

UBL

Context: cac:AccountingSupplierParty/cac:Party
Test: not(cbc:EndpointID)

CII

Context: ram:SellerTradeParty
Test: not(ram:URIUniversalCommunication/ram:URIID)

Related rules

All validation rules

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