approve transfer of forces to and from Combatant Commands by 10 United States Code § 162. Headquarters, Department of the Army Headquarters, Department of the Army is the corporate office of the department which exercises directive and supervisory functions and consists of two separate staffs: the Office of the Secretary of the Army (10 United States Code § 7014), the mainly civilian staff; and the Army Staff (10 United States Code § 7031, & 10 United States Code § 7032), the mainly military staff. The Office of the Secretary and the Army Staff are organized along similar lines, with civilians and military officers both overseeing similar program areas. Office of the Secretary The Office of the Secretary is led by the secretary of the Army, assisted by the under secretary of the Army and the administrative assistant to the secretary of the Army, who is the senior civilian career official of the department. The Office of the Secretary of the Army, also known as the Army Secretariat, is divided into multiple branches with functional responsibilities, the six most important of which are headed by one of the five assistant secretaries of the Army or the general counsel of the Army, each of whom are civilians appointed by the president and confirmed by the Senate. The Army Staff The Army Staff is led by the chief of staff of the Army, a four-star general who is the highest-ranking officer in the Army and the Army member of the Joint Chiefs of Staff. The chief of staff is assisted in managing the Army Staff by the vice chief of staff of the United States Army, a four-star general and second highest-ranking officer in the Army. The Army Staff is divided into several directorates, each headed by a three-star general; a deputy chief of staff (DCS G–1 (personnel), G–2 (intelligence), G–3 (operations), G–4 (logistics), G-5 (planning), G-6 (network), G-7 (training), G-8 (finance), and G-9 (installations) respectively). the DCS G-3/5/7 is a single office for operations, plans, and training. A key official within the Army Staff is the director of the Army Staff, who is a three-star general. The director is responsible for integrating and synchronizing the work of the Office of the Secretary and the Army Staff so that they meet the goals and priorities of the secretary of the Army. Other key figures within the Army Staff are the sergeant major of