`BR-08`

EN 16931 · validation rule

EN 16931Error

The seller has no postal address (BG-5). The sender must add cac:AccountingSupplierParty/cac:Party/cac:PostalAddress / ram:SellerTradeParty/ram:PostalTradeAddress with at least the country code.

Field: seller.address (BG-5)
Rule set: EN 16931
Rule-set version: EN 16931 validation artefacts 1.3.17 · in force since 2026-10-13 · Rule-set changelog
Who has to fix it: The sender

This is a property of the file you received, so it cannot be corrected on your side without changing the document — ask the supplier to reissue it.

Worked example · UBL

The seller party must carry a postal address group (BG-5); at minimum the country code (BT-40) inside it.

Fails this rule

<!-- cac:AccountingSupplierParty/cac:Party has no cac:PostalAddress -->

Passes

<cac:PostalAddress>
  <cbc:StreetName>Musterstraße 1</cbc:StreetName>
  <cbc:CityName>Berlin</cbc:CityName>
  <cbc:PostalZone>10115</cbc:PostalZone>
  <cac:Country>
    <cbc:IdentificationCode>DE</cbc:IdentificationCode>
  </cac:Country>
</cac:PostalAddress>

Worked example · CII

Fails this rule

<!-- ram:SellerTradeParty has no ram:PostalTradeAddress -->

Passes

<ram:PostalTradeAddress>
  <ram:PostcodeCode>10115</ram:PostcodeCode>
  <ram:LineOne>Musterstraße 1</ram:LineOne>
  <ram:CityName>Berlin</ram:CityName>
  <ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>

Check your own invoice

Drop the file that failed. We parse it, run the official rule sets against it and list every finding with a fix — 20 invoices per day, no key, nothing stored.

Open the live demo

Same explanation over the API: GET /v1/rules/BR-08?lang=en