Chapter 4. OFFICE OF THE SECRETARY OF DEFENSE
- § 131 - Office of the Secretary of Defense
- § 132 - Deputy Secretary of Defense
- § 132a - Repealed.
- § 133 - Repealed.
- § 133a - Under Secretary of Defense for Research and Engineering
- § 133b - Under Secretary of Defense for Acquisition and Sustainment
- § 134 - Under Secretary of Defense for Policy
- § 134a - Repealed.
- § 134b - Repealed.
- § 135 - Under Secretary of Defense (Comptroller)
- § 136 - Under Secretary of Defense for Personnel and Readiness
- § 136a - Repealed.
- § 137 - Under Secretary of Defense for Intelligence and Security
- § 137a - Deputy Under Secretaries of Defense
- § 138 - Assistant Secretaries of Defense
- § 138a, 138b - Repealed.
- § 138c - Repealed.
- § 138d - Repealed.
- § 139 - Director of Operational Test and Evaluation
- § 139a - Director of Cost Assessment and Program Evaluation
- § 139b - Secretariat for Special Operations; Special Operations Policy and Oversight Council
- § 139c - Repealed.
- § 139d, 139e - Renumbered §§ 139b, 139c]
- § 140 - General Counsel
- § 140a - Renumbered § 422]
- § 140b - Renumbered § 423]
- § 140c - Renumbered § 130]
- § 141 - Inspector General
- § 142 - Chief Information Officer
- § 143 - Office of the Secretary of Defense personnel: limitation
- § 144 - Director of Small Business Programs
- § 145 - Principal Advisor on Countering Weapons of Mass Destruction
- § 146 - Renumbered § 198]
- § 147 - Chief Diversity Officer
- § 148 - Joint Energetics Transition Office
- § 149 - Office of Strategic Capital