Christmas greetings from
the Invoice Portal 2026
The Invoice Portal team would like to sincerely thank you for the trustful cooperation over the past year. Your confidence in us and your long-standing partnership are of great importance to us.



XRechnung 4.0: The Preview Is Out, and the Standard Underneath It Has Changed
/in eInvoice NewsKoSIT has released a preview of XRechnung 4.0 and EN 16931-1:2026 is ratified. 50+ new business terms, multiple orders per invoice — and parallel operation until March 2029.
How to Implement E-Invoicing Without Replacing Your ERP: A 5-Step Guide
/in eInvoice NewsThe most expensive misconception about e-invoicing is that it requires new accounting software. Discover the honest 5-step process to get compliant, from cleaning master data to choosing the right converter.
XRechnung, ZUGFeRD, Factur-X, Peppol BIS: Which One Do You Actually Need?
/in eInvoice NewsFour names, two questions. What is a format, what is a network, and how to work out in five minutes which combination your customer requires — with a free file check.
GEBA: Germany Finally Has a B2B E-Invoicing Address — and It Is Coming to Peppol
/in eInvoice NewsThe German Electronic Business Address turns one this month and is being registered in the Peppol EAS code list. What GEBA is, how it differs from the Leitweg-ID, and how to build one.
France Goes Live on 1 September 2026: Every VAT-Registered Business Must Be Able to Receive
/in eInvoice NewsFrom 1 September 2026 every VAT-registered business in France must receive e-invoices through an approved platform, and large companies and ETIs must issue and e-report. What changes, and what to check now.
Business Validation: How to Check Your E-Invoice Quickly and Correctly
/in eInvoice NewsValid XML is not the same as an accepted invoice. Learn the three layers of e-invoice validation — schema, business rules and recipient checks — and how to test your file in under a minute.