Since August 15th a prerelease of version 2 of the open-source e-invoicing library Mustang contains the validator ZUV, which now also validates XRechnung and supports ZF2.1.1. Further details are in the Release Notes.
Since August 15th a prerelease of version 2 of the open-source e-invoicing library Mustang contains the validator ZUV, which now also validates XRechnung and supports ZF2.1.1. Further details are in the Release Notes.