BR-04 - Invoice type code is required
An invoice must have an Invoice type code (BT-3), e.g. 380 for a commercial invoice.
BR-04 - Invoice type code is required
An invoice must have an Invoice type code (BT-3), e.g. 380 for a commercial invoice.
What this rule checks
An invoice must have an Invoice type code (BT-3), e.g. 380 for a commercial invoice.
How to fix it
Set a valid InvoiceTypeCode from UNTDID 1001 (commonly 380, or 381 for a credit note).
Validate against this rule
This rule is part of EN 16931. Check your invoice with the validator that matches your format:
Related rules
Source: CEN EN 16931 Schematron · Last verified: 2026-07-10
All validation rules