The very nature of configuration management is the control of the configuration. This was the initial premise under which the control discipline was established and, later, formalized in DoD-D-5010.19 (1969) into a statement which defined control as: "The systematic evaluation, coordination, approval or disapproval, and implementation of all approved changes in the configuration of a configuration item after formal establishment of its configuration identification."
What this definition does not impart is the scope and magnitude
of the configuration change control task, or the rationale for
configuration changes. The purpose of this bulletin is to describe
the software change control process in the context of a structured
programming environment. The bulletin provides a description