This Recommendation | International Standard provides for the unique registration of JPEG and SPIFF Profiles,
SPIFF Tags, SPIFF colour Spaces, application specific Markers, SPIFF Compression types and images Registration
authorities as defined in the CCITT Rec. T.81 | ISO/IEC 10918-1 and ITU-T Rec. T.84 | ISO/IEC 10918-3. Unless
otherwise specified, (P)rofiles, (T)ags, colour (S)paces, (M)arkers, (C)ompression types and image (R)egistration
authorities will be referred to as PTSMCR items. ISO/IEC JTC 1 SC 29 will delegate to a designated Authority the role
to collect, study, approve, register and disseminate the relevant information to allow for the customization of
The following table gives an overview of the main issues about registration of PTSMCR items.