This folder contains the Schematron files for PEPPOL BIS Billing 3.0. Those prefixed with "PEPPOL" contains rules defined by OpenPEPPOL. Those prefixed with "CEN" is provided by CEN TC434.
Due to lack of versioning by CEN TC434 has OpenPEPPOL forked their project to provide stability. Rules provided by CEN TC434 in this folder is provided by commit 'b89b7c6'.