Peppol and e-invoicing guides, by task and topic.
58 guides on mandates, Peppol IDs, formats and fixes, from the team that runs a certified Peppol Access Point.
Searches titles, descriptions and topics in all four languages.
26 guides in English. Also in
By task. Start from the job in front of you.
Pick the job you have today. Each one opens with the guide to read first, in English when we have it.
Know if Peppol applies to me
Find or check a Peppol ID
Understand invoice formats
Correct or cancel an invoice
Fix a rejected invoice
Choose a provider and know the costs
By topic. Go deep on the part that concerns you.
Mandates & deadlines
11 guides
Who must send e-invoices, from which date, and what the rules are in each country.
Peppol basics & IDs
11 guides
What Peppol is, how the network works, and how to find or register a Peppol ID.
Formats & invoice rules
11 guides
UBL, Factur-X, ZUGFeRD and XRechnung, plus the rules for credit notes, discounts and self-billing.
Getting started & costs
8 guides
Your first steps with e-invoicing: from PDF to Peppol, automated processing and what it costs.
Tools & comparisons
8 guides
Free validators and viewers, and side-by-side comparisons of Access Points and e-invoicing software.
Fix validation errors
6 guides
What a Peppol or UBL rejection means, and how to fix the invoice so it passes validation.
Send Peppol invoices from the tools you use.
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