This part applies to:
(a) The Office of the Secretary of Defense, the Military Departments, the Chairman of the Joint Chiefs of Staff and the Joint Staff, the Combatant Commands, the Office of the Inspector General of the Department of Defense, the Defense Agencies, the DoD Field Activities, and all other organizational entities in the Department of Defense (hereafter referred to collectively as the ``DoD Components'').
(b) Installations in the United States selected for closure or realignment under a base closure law.
(c) Federal agencies and non-Federal entities that seek to obtain real or personal property on installations selected for closure or realignment.