11 tion, more units and persons are needed than are in the regular components. § 263. Basic policy for order into Federal service Whenever Congress determines that more units and organizations are needed for the national security than are in the regular components of the ground and air forces, the Army National Guard of the United States and the Air National Guard of the United States, or such parts of them as are needed, together with units of other reserve components necessary for a balanced force, shall be ordered to active duty and retained as long as so needtMl. § 264. Reserve affairs: responsibility for (a) The Secretary of Defense shall designate an Assistant Secretary of Defense to have, in addition to his other duties, principal responsibility for reserve affairs of the Department of Defense. (b) In addition to his other duties, the Secretary concerned, or, as he may prescribe, the Under Secretary or an Assistant Secretary of his department, has the principal responsibility for supervising the activities of the reserve components under that department. (c) The Secretary concerned shall designate a general or flag officer of each armed force under his jurisdiction to be directly responsible for reserve aliairs to the Chief of Staif of the Army, the Chief of Naval Operations, the Chief of Staff of the Air Force, the Commandant of the Marine Corps, and the Commandant of the Coast Guard, as the case may be. This subsection does not affect the functions of the Chief of the National Guard Bureau. § 265. Policies and regulations: participation of reserve officers in preparation and administration Within such numbers and in such grades and assignments as the Secretary concerned may prescribe, each armed force shall have officers of its reserve components on active duty (other than for training) at the seat of government, and at headquarters responsible for reserve affairs, to participate in preparing and administering the policies and regulations affecting those reserve components. While so serving, such an officer is an additional number of any staff with which he is serving. §266.
Boards for appointment, promotion, and certain other purposes: composition (a) Each board convened for the appointment, promotion, demotion, involuntary release from active duty, discharge, or retirement of Reserves shall include an appropriate number of Reserves, as prescribed by the Secretary concerned under standards and policies prescribed by the Secretary of Defense. (b) Each member of a board convened for the selection for promotion, or for the demotion or discharge, of Reserves must be senior in rank to the persons under consideration by that board. However, a member serving in a legal advisory capacity may be junior in rank to any person, other than a judge advocate or law specialist, being considered hj that board; and a member serving in a medical advisory capacity may be junior in rank to any person, other than a medical officer, being considered by that board.