Thesponsorship planensures that senior executives are active, visible, and aligned throughout the change. It defines actions such as attending town halls, modeling new behaviors, and removing barriers. ACMP highlights that sponsorship is the most important predictor of success, and without structured engagement, leadership risks becoming passive. The change management plan (C) covers the broader initiative, but the sponsorship plan (D) specifically addresses executive involvement.
(Reference: ACMP Standard, Process Group 2 - Sponsorship Plan; Purpose: Ensure senior executives are engaged and visible throughout.)