ZF/FX Validation
Due to the legal requirements for electronic invoicing obligations within Germany starting from January 1, 2025, we have further developed ZF/FX Validation in collaboration with our affiliated company OXSEED, as well as the developers of Mustang and XML.Valitool, into a comprehensive validation and visualization tool.
Supported by
Further information on the open source validation tool Mustang can be found at:
https://github.com/ZUGFeRD/mustangproject