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BR-09

Missing: seller country code (BT-40)

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

What the message means

Missing: seller country code (BT-40).

What the issuer needs to change

Add the seller country code.

Fields concerned

BG-5 seller postal address
BT-40 seller country code

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Origin

Rule set: EN 16931 (CEN, rule set 1.3.16)
Syntax: CII, UBL
Level: Error

Original rule text

The Seller postal address (BG-5) shall contain a Seller country code (BT-40).

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

Technical details for IT

UBL

Context: cac:AccountingSupplierParty/cac:Party/cac:PostalAddress
Test: not(normalize-space(cac:Country/cbc:IdentificationCode) != '')

CII

Context: /rsm:CrossIndustryInvoice
Test: not(normalize-space(rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:SellerTradeParty/ram:PostalTradeAddress/ram:CountryID) != '')

Related rules

BR-06Missing: seller name (BT-27)
BR-07Missing: buyer name (BT-44)
BR-08Missing: seller postal address (BG-5)
BR-10Missing: buyer postal address (BG-8)
BR-11Missing: buyer country code (BT-55)
BR-12Missing: sum of invoice line net amounts (BT-106)

All validation rules

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