Whitepapers, Guides & Reports

What you need to know about ZUGFeRD 2.x
Learn the meaning of ZUGFeRD, why it is essential, and how to implement this format in the Retarus Whitepaper “E-Invoicing in the ZUGFeRD Format: The New Standard for Digital Invoicing Processes”.
Peppol: Connecting with the Public Sector in Europe and Worldwide
All you need to know to easily send electronic invoices to the public sector throughout Europe can be found in Retarus’ white paper “Peppol: Connecting with the public sector in Europe and worldwide”.