XRechnung Error Rules

Reference of all validation rules with explanations and fixes.

BR-DE-01 Buyer Electronic Address Scheme Identifier
Error Class A High
BR-DE-02 Seller Contact Telephone
Error Class A Medium
BR-DE-03 Seller Contact Email
Error Class A Medium
BR-DE-05 Payment Instructions
Error Class A High
BR-DE-07 VAT Number Format
Error Class A Medium
BR-DE-10 Deliver-to Address
Error Class A Medium
BR-DE-13 Unit Code
Error Class A Medium
BR-DE-14 VAT Category Code
Error Class A Medium
BR-DE-15 Buyer reference (Leitweg-ID) must be provided
Error Class A High
BR-DE-16 Payment Due Date
Error Class A High
BR-DE-17 IBAN must have a valid format
Error Class A High
BR-DE-18 Payment Reference for Credit Transfers
Error Class A High
BR-DE-19 SEPA Direct Debit Mandatory Fields
Error Class A Low
BR-DE-20 Attachment Metadata Requirements
Warning Class B Low
BR-DE-21 Payment means code must be an allowed value
Error Class A High