Public Law 119-88 (05/04/2026)
Chapter 4 Office of the Secretary of Defense
Browse 0 units and 36 sections in Chapter 4 Office of the Secretary of Defense of Title 10.
Sections in Chapter 4
§ 131
Office of the Secretary of Defense
§ 132
Deputy Secretary of Defense
§ 132a
Performance Improvement Officer
§ 133
Repealed. Pub. L. 114–328, div. A, title IX, § 901(a)(1), Dec. 23, 2016, 130 Stat. 2339]
§ 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Repealed. Pub. L. 111–383, div. A, title IX, § 901(b)(1), Jan. 7, 2011, 124 Stat. 4317]
§ 134b
Repealed. Pub. L. 111–84, div. A, title IX, § 905(a)(1), Oct. 28, 2009, 123 Stat. 2425]
§ 135
Under Secretary of Defense (Comptroller)
§ 136
Under Secretary of Defense for Personnel and Readiness
§ 136a
Repealed. Pub. L. 111–383, div. A, title IX, § 901(b)(1), Jan. 7, 2011, 124 Stat. 4317]
§ 137
Under Secretary of Defense for Intelligence and Security
§ 137a
Deputy Under Secretaries of Defense
§ 138
Assistant Secretaries of Defense
§ 138a, 138b
Repealed. Pub. L. 113–291, div. A, title IX, § 901(h)(4), Dec. 19, 2014, 128 Stat. 3467]
§ 138c
Repealed. Pub. L. 113–291, div. A, title IX, § 901(g)(2), Dec. 19, 2014, 128 Stat. 3466]
§ 138d
Repealed. Pub. L. 113–291, div. A, title IX, § 901(h)(4), Dec. 19, 2014, 128 Stat. 3467]
§ 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Repealed. Pub. L. 114–328, div. A, title IX, § 901(e)(2), Dec. 23, 2016, 130 Stat. 2342]
§ 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
Repealed. Pub. L. 119–60, div. A, title IX, § 901(b), Dec. 18, 2025, 139 Stat. 1007]
§ 148
Joint Energetics Transition Office
§ 149
Office of Strategic Capital