The Deputy Chief of Chaplains serves as Chaplain of the Marine Corps, "advising the CMC on religious ministry matters in reference to support, personnel, plans, programs, policies, and facilities within the USMC. Additionally, in the concurrent role of Navy Deputy Chief of Chaplains, the person holding this position is "Deputy Director of Religious Ministries," serving as the "principal assistant to the Chief of Chaplains."
At this time, the Office of the Chaplain of the Marine Corps employs only active duty Marines.