This documentation targets technical system integrators and developers implementing PayEx Billing service.

We retrieve the invoice information from you through PayEx' XML based Bicus2 and KUB and Product-file based on csv. After the invoicing started, PayEx deliver pre-booked xml-files for accounting. PayEx also delvers monthly reports containing advance and unbilled products.

PayEx Billing with revenue accounting	Supporting the following features
Bicus2 KUB PR01 Product Catalog Revenue Accounting rules	Costumer data in XML Costumer data in csv Products in csv Accounting details

Structure of this documentation

This documentation contains several parts, as described below.