IEC 62227:2008+A1:2012 defines the permission code, a set of permission related information in short code form, primarily intended for home server systems. The permission code is comprised of a common ID system (content ID, issuer ID, receiver ID, device ID, etc.) and a narrowly-defined permission code.
This consolidated version consists of the first edition (2008)
and its amendment 1 (2012). Therefore, no need to order amendment in
addition to this publication.