# BR-05

Quoted from a public specification. This page is not a validator, and it is not tax, legal, or accounting advice.

- Country: EU
- Syntax: UBL
- Severity: fatal
- Statement language: en
- Last verified: 2026-10-18

## Official statement

> An Invoice shall have an Invoice currency code (BT-5).

Source: https://docs.peppol.eu/poacc/billing/3.0/rules/ubl-tc434/BR-05/

Peppol BIS Billing 3.0, May 2026 release, EN 16931 model bound to UBL

Severity note: fatal, from the Flag column of the Peppol BIS Billing 3.0 UBL rules index retrieved 2026-10-18.

## Plain-language reading

An invoice must have an invoice currency code (BT-5). The published test checks that cbc:DocumentCurrencyCode is not blank. The message says "shall have".

## What to change

Fill cbc:DocumentCurrencyCode with a non-empty invoice currency code (BT-5).

## Illustration

Illustration of the condition in the official statement. Not an example published by the source.

**Fails the stated condition.** DocumentCurrencyCode is missing or blank.

**Passes the stated condition.** DocumentCurrencyCode contains a non-empty code.

## Published context and test

Copied from the source. Not reimplemented on this page.

```
/ubl:Invoice | /cn:CreditNote
```

```
normalize-space(cbc:DocumentCurrencyCode) != ''
```

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