Questioning which Gen products LU12831 is published for.
The description focuses solely on the z/OS Implementation Toolset.
The FMID is CEHB860 which is for 'Gen Common Modules'.
Because of the FMID, the assumption is this patch is for all z/OS Gen products and not just the MVS IT.
Gen 8.6
This PTF is part of multiple components. One piece is in the IT FMID, the underlying code used a component in COMMON services which needed changes to support the IT code. Each module is owned by a single FMID. In this particular PTF, two or more modules are owned by either IT FMID or COMMON services FMID.