ČSN P CEN/TS 16931-7

This document applies in case a CIUS is produced as a specification with the objective of regis-tering it in the appropriate registry. This document also establishes requirements for the steps to be taken in the process of creating Core Invoice Usage Specifications (CIUS) as defined in EN 16931-1. Furthermore, this document provides guidance for the creation and implementation of a CIUS.