A change management plan (CMP) is a document that outlines the steps needed to be taken to implement a change within an organization successfully. It should be tailored to the specific needs of the organization, and should be updated as needed .The CMP should also be prepared in advance of any change, and should be updated as needed.

A change management plan should include the following:

1. Introduction
   An overview of the change, including the purpose and objectives of the change.

2. Scope of the Change
   The specific areas and functions of the organization that will be affected by the change.

3. Communication Plan
   How the change will be communicated to employees, and how they will be notified of the change.

4. Implementation Plan
   The steps that will be taken to implement the change.

5. Post-Implementation Review
   How the change was executed, and how it was evaluated.

6. Lessons Learned
   What went well and what went wrong during the change, and what can be done to improve next time.

7. References
   Any resources or references that may be helpful during the change process.