The output is Peppol BIS Billing 3.0 — a UBL 2.1 XML format compliant with the European standard EN 16931. This is the standard format used across the Peppol network.

No. Your PDF is processed in memory during your session only. No data is persisted to a database or file system. Once your session ends, everything is cleared.

A buyer endpoint is the Peppol participant identifier for the recipient of your invoice (e.g. 0192:123456789). It is required for routing the invoice through the Peppol network. If you have the buyer's Peppol ID, enter it during upload. If not, you can look it up in your country's Peppol directory or ask your buyer.

The maximum file size is 10MB and a maximum of 10 pages. FreeAgent invoices are typically well under 1MB.

Make sure you are uploading a PDF exported directly from FreeAgent (not a scanned copy or a PDF from another source). If the problem persists, please contact us with details of the error.