Change Control

Posted in Information Technology & Systems, Total Reads: 761

Definition: Change Control

Change control is a methodical approach to managing all changes to a product or systems. It ensures that all the changes are introduced in the system in a controlled and co-ordinated manner.

For IT systems, change control is a part of change management.

Goals of change control mechanism:

  • Prevent any unnecessary changes happening to the system,
  • Ensure that services are not disrupted and resources are used efficiently.


Adding new features to existing software applications, installation of patches and upgrades to IT infrastructure components


Change control process starts once the change request is submitted.

Process flow diagram:

I. Record/Classify: When client initiates change request, it is recorded and categorized. It includes informal assessment of level of complexity and criticality.

II. Formal Assessment: Formal risk-benefits analysis of change request is conducted and at the end of evaluation process it is either accepted or rejected.

III. Plan: The planning team will design detailed plan of its design and implementation. It also includes roll back plan in case change needs to be backed out.

IV. Build and Test: Technical team will build the solution and then tests it. Once it is approved, it is finalized for implementation.

V. Implement: Implement the change and stakeholders will do the post-implementation review.

VI. Close and gain acceptance: If implemented correctly and client is satisfied, the request is closed.


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