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Proforma Invoice

1 article

Management Aug 18, 2026 · 7 min read

What a proforma invoice is, and when to send one instead of an invoice

A proforma invoice commits to a price without creating a tax liability. When to send one, what it must say, and the moment it has to become a real invoice.

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EU e-invoices (EN 16931, Peppol BIS 3.0)