The credit note and direct debit documents are generated by Audi as PDF files, and provided with a qualified digital signature at crossgate AG. This process is equivalent to a normal signature in relation to tax law. In order to enable the supplier to archive in compliance with the GDPdU (Principles of data access and auditing of digital documents), the signed documents will be made available by crossgate in an online archive, to which you have access. In addition to the signature, crossgate AG will, as a service provider in the name of the supplier, also provide the necessary checking of signatures in the archive itself. To use the archiving and signature checking process (validation) a formal agreement is necessary, at no cost to you, for the purpose of tax-law compliance.
Fulfilment of all legal requirements, such as
Requirements
You as the supplier need only a browser with Internet access, such as Internet Explorer or Firefox, and Adobe Acrobat Reader.