# BR-DE-1 — Payment instructions missing (XRechnung)

> https://billhorse.com/en/rules/br-de-1/

## What does this error mean?

XRechnung requires payment instructions (BG-16) — usually credit transfer details with IBAN.

## How to fix it

UBL: cac:PaymentMeans with PaymentMeansCode (e.g. 58 for SEPA) and PayeeFinancialAccount/ID (IBAN).