# DE-R-005

> If both supplier and customer are located in Germany, the element "Seller contact point" (BT-41) shall be provided.

Checked against Peppol BIS Billing 3.0 2026.5

Canonical: https://einvoicecheck.eu/rules/de-r-005

## Official rule text

If both supplier and customer are located in Germany, the element "Seller contact point" (BT-41) shall be provided.