ISO/TS 10303-1661:2006 specifies the application module for
Design management.

The following are within the scope of
ISO/TS 10303-1661:2006:

• identifying modifications of design data on an per entity instance
  level, including add, delete and modify;
• assigning such modifications to a particular work order or work
  request;
• linking modifications with current and previous designs of product
  versions;
• marking and approving design data on an per entity instance level
  as frozen;
• items within the scope of application module Approval, ISO/TS 10303-1012;
• items within the scope of application module Product view definition, ISO/TS 10303-1019;
• items within the scope of application module Work order, ISO/TS 10303-1043.