ISO/TS 10303-1278:2004 specifies the application module for Product group.
The following are within the scope of ISO/TS 10303-1278:2004:
identification of a set of products grouped together for a common purpose, such as sales/marketing, analysis, production, usage, support activity, support solution and disposal;
identification of a group as a subset of another group;
reference to the stakeholder for the group, who causes the creation of the group;
list of common characteristics which is shared by the members of the group, such as scheduled for maintenance, sales, upgrading.