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EN16931 XML API
JSON-in, compliant UBL 2.1 XML-out for Peppol BIS Billing 3.0 and XRechnung.
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{ "profile": "peppol", "invoice": { "invoice_number": "INV-1000", "issue_date": "2026-05-21", "due_date": "2026-06-20", "currency": "EUR", "seller": { "name": "Seller GmbH", "endpoint": { "id": "9915:DE123456789", "scheme_id": "0088" }, "country_code": "DE", "vat_id": "DE123456789" }, "buyer": { "name": "Buyer GmbH", "endpoint": { "id": "9915:DE987654321", "scheme_id": "0088" }, "country_code": "DE", "vat_id": "DE987654321" }, "line_items": [ { "id": "1", "description": "Consulting", "quantity": 1, "price_amount": 100, "tax_category": "S", "tax_rate": 19 } ] } }
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