TITLE 10 - US CODE - CHAPTER 4 - OFFICE OF THE SECRETARY OF DEFENSE

10 USC 131 - Office of the Secretary of Defense

(a) There is in the Department of Defense an Office of the Secretary of Defense. The function of the Office is to assist the Secretary of Defense in carrying out his duties and responsibilities and to carry out such other duties as may be prescribed by law.
(b) The Office of the Secretary of Defense is composed of the following:
(1) The Deputy Secretary of Defense.
(2) The Under Secretaries of Defense, as follows:
(A) The Under Secretary of Defense for Acquisition, Technology, and Logistics.
(B) The Under Secretary of Defense for Policy.
(C) The Under Secretary of Defense (Comptroller).
(D) The Under Secretary of Defense for Personnel and Readiness.
(E) The Under Secretary of Defense for Intelligence.
(3) The Deputy Chief Management Officer of the Department of Defense.
(4) The Director of Defense Research and Engineering.
(5) The Assistant Secretaries of Defense.
(6) The Director of Operational Test and Evaluation.
(7) The General Counsel of the Department of Defense.
(8) The Inspector General of the Department of Defense.
(9) Such other offices and officials as may be established by law or the Secretary of Defense may establish or designate in the Office.
(c) Officers of the armed forces may be assigned or detailed to permanent duty in the Office of the Secretary of Defense. However, the Secretary may not establish a military staff in the Office of the Secretary of Defense.
(d) The Secretary of each military department, and the civilian employees and members of the armed forces under the jurisdiction of the Secretary, shall cooperate fully with personnel of the Office of the Secretary of Defense to achieve efficient administration of the Department of Defense and to carry out effectively the authority, direction, and control of the Secretary of Defense.

10 USC 132 - Deputy Secretary of Defense

(a) There is a Deputy Secretary of Defense, appointed from civilian life by the President, by and with the advice and consent of the Senate. A person may not be appointed as Deputy Secretary of Defense within seven years after relief from active duty as a commissioned officer of a regular component of an armed force.
(b) The Deputy Secretary shall perform such duties and exercise such powers as the Secretary of Defense may prescribe. The Deputy Secretary shall act for, and exercise the powers of, the Secretary when the Secretary is disabled or there is no Secretary of Defense.
(c) The Deputy Secretary serves as the Chief Management Officer of the Department of Defense. The Deputy Secretary shall be assisted in this capacity by a Deputy Chief Management Officer, who shall be appointed from civilian life by the President, by and with the advice and consent of the Senate.
(d) The Deputy Secretary takes precedence in the Department of Defense immediately after the Secretary.

10 USC 133 - Under Secretary of Defense for Acquisition, Technology, and Logistics

(a) There is an Under Secretary of Defense for Acquisition, Technology, and Logistics, appointed from civilian life by the President, by and with the advice and consent of the Senate. The Under Secretary shall be appointed from among persons who have an extensive management background.
(b) Subject to the authority, direction, and control of the Secretary of Defense, the Under Secretary of Defense for Acquisition, Technology, and Logistics shall perform such duties and exercise such powers relating to acquisition as the Secretary of Defense may prescribe, including
(1) supervising Department of Defense acquisition;
(2) establishing policies for acquisition (including procurement of goods and services, research and development, developmental testing, and contract administration) for all elements of the Department of Defense;
(3) establishing policies for logistics, maintenance, and sustainment support for all elements of the Department of Defense;
(4) establishing policies of the Department of Defense for maintenance of the defense industrial base of the United States; and
(5) the authority to direct the Secretaries of the military departments and the heads of all other elements of the Department of Defense with regard to matters for which the Under Secretary has responsibility.
(c) The Under Secretary
(1) is the senior procurement executive for the Department of Defense for the purposes of section 16(c) of the Office of Federal Procurement Policy Act (41 U.S.C. 414 (c));
(2) is the Defense Acquisition Executive for purposes of regulations and procedures of the Department providing for a Defense Acquisition Executive; and
(3) to the extent directed by the Secretary, exercises overall supervision of all personnel (civilian and military) in the Office of the Secretary of Defense with regard to matters for which the Under Secretary has responsibility, unless otherwise provided by law.
(d) 
(1) The Under Secretary shall prescribe policies to ensure that audit and oversight of contractor activities are coordinated and carried out in a manner to prevent duplication by different elements of the Department. Such policies shall provide for coordination of the annual plans developed by each such element for the conduct of audit and oversight functions within each contracting activity.
(2) In carrying out this subsection, the Under Secretary shall consult with the Inspector General of the Department of Defense.
(3) Nothing in this subsection shall affect the authority of the Inspector General of the Department of Defense to establish audit policy for the Department of Defense under the Inspector General Act of 1978 and otherwise to carry out the functions of the Inspector General under that Act.
(e) 
(1) With regard to all matters for which he has responsibility by law or by direction of the Secretary of Defense, the Under Secretary of Defense for Acquisition, Technology, and Logistics takes precedence in the Department of Defense after the Secretary of Defense and the Deputy Secretary of Defense.
(2) With regard to all matters other than matters for which he has responsibility by law or by direction of the Secretary of Defense, the Under Secretary takes precedence in the Department of Defense after the Secretary of Defense, the Deputy Secretary of Defense, and the Secretaries of the military departments.

10 USC 133a - Deputy Under Secretary of Defense for Acquisition and Technology

(a) There is a Deputy Under Secretary of Defense for Acquisition and Technology, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) The Deputy Under Secretary of Defense for Acquisition and Technology shall assist the Under Secretary of Defense for Acquisition, Technology, and Logistics in the performance of the Under Secretarys duties relating to acquisition and technology.

10 USC 133b - Deputy Under Secretary of Defense for Logistics and Materiel Readiness

(a) There is a Deputy Under Secretary of Defense for Logistics and Materiel Readiness, appointed from civilian life by the President, by and with the advice and consent of the Senate. The Deputy Under Secretary shall be appointed from among persons with an extensive background in the sustainment of major weapon systems and combat support equipment.
(b) The Deputy Under Secretary is the principal adviser to the Secretary and the Under Secretary of Defense for Acquisition, Technology, and Logistics on logistics and materiel readiness in the Department of Defense and is the principal logistics official within the senior management of the Department of Defense.
(c) The Deputy Under Secretary shall perform such duties relating to logistics and materiel readiness as the Under Secretary of Defense for Acquisition, Technology, and Logistics may assign, including
(1) prescribing, by authority of the Secretary of Defense, policies and procedures for the conduct of logistics, maintenance, materiel readiness, and sustainment support in the Department of Defense;
(2) advising and assisting the Secretary of Defense, the Deputy Secretary of Defense, and the Under Secretary of Defense for Acquisition, Technology, and Logistics providing guidance to and consulting with the Secretaries of the military departments, with respect to logistics, maintenance, materiel readiness, and sustainment support in the Department of Defense; and
(3) monitoring and reviewing all logistics, maintenance, materiel readiness, and sustainment support programs in the Department of Defense.

10 USC 134 - Under Secretary of Defense for Policy

(a) There is an Under Secretary of Defense for Policy, appointed from civilian life by the President, by and with the advice and consent of the Senate. A person may not be appointed as Under Secretary within seven years after relief from active duty as a commissioned officer of a regular component of an armed force.
(b) 
(1) The Under Secretary shall perform such duties and exercise such powers as the Secretary of Defense may prescribe.
(2) The Under Secretary shall assist the Secretary of Defense
(A) in preparing written policy guidance for the preparation and review of contingency plans; and
(B) in reviewing such plans.
(3) Subject to the authority, direction, and control of the Secretary of Defense, the Under Secretary shall have responsibility for supervising and directing activities of the Department of Defense relating to export controls.
(4) Subject to the authority, direction, and control of the Secretary of Defense, the Under Secretary of Defense for Policy shall have overall direction and supervision for policy, program planning and execution, and allocation and use of resources for the activities of the Department of Defense for combating terrorism.
(c) The Under Secretary takes precedence in the Department of Defense after the Secretary of Defense, the Deputy Secretary of Defense, the Under Secretary of Defense for Acquisition, Technology, and Logistics, and the Secretaries of the military departments.

10 USC 134a - Deputy Under Secretary of Defense for Policy

(a) There is a Deputy Under Secretary of Defense for Policy, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) The Deputy Under Secretary of Defense for Policy shall assist the Under Secretary of Defense for Policy in the performance of his duties. The Deputy Under Secretary of Defense for Policy shall act for, and exercise the powers of, the Under Secretary when the Under Secretary is absent or disabled.

10 USC 134b - Deputy Under Secretary of Defense for Technology Security Policy

(a) There is in the Office of the Under Secretary of Defense for Policy a Deputy Under Secretary of Defense for Technology Security Policy.
(b) The Deputy Under Secretary serves as the Director of the Defense Technology Security Administration (or any successor organization charged with similar responsibilities).
(c) The principal duties of the Deputy Under Secretary are
(1) assisting the Under Secretary of Defense for Policy in supervising and directing the activities of the Department of Defense relating to export controls; and
(2) assisting the Under Secretary of Defense for Policy in developing policies and positions regarding the appropriate export control policies and procedures that are necessary to protect the national security interests of the United States.
(d) The Deputy Under Secretary shall perform such additional duties and exercise such authority as the Secretary of Defense may prescribe.

10 USC 135 - Under Secretary of Defense (Comptroller)

(a) There is an Under Secretary of Defense (Comptroller), appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) The Under Secretary of Defense (Comptroller) is the agency Chief Financial Officer of the Department of Defense for the purposes of chapter 9 of title 31. The Under Secretary of Defense (Comptroller) shall perform such additional duties and exercise such powers as the Secretary of Defense may prescribe.
(c) The Under Secretary of Defense (Comptroller) shall advise and assist the Secretary of Defense
(1) in performing such budgetary and fiscal functions and duties, and in exercising such budgetary and fiscal powers, as are needed to carry out the powers of the Secretary;
(2) in supervising and directing the preparation of budget estimates of the Department of Defense;
(3) in establishing and supervising the execution of principles, policies, and procedures to be followed in connection with organizational and administrative matters relating to
(A) the preparation and execution of budgets;
(B) fiscal, cost, operating, and capital property accounting; and
(C) progress and statistical reporting;
(4) in establishing and supervising the execution of policies and procedures relating to the expenditure and collection of funds administered by the Department of Defense; and
(5) in establishing uniform terminologies, classifications, and procedures concerning matters covered by clauses (1) through (4).
(d) The Under Secretary of Defense (Comptroller) takes precedence in the Department of Defense after the Under Secretary of Defense for Policy.
(e) The Under Secretary of Defense (Comptroller) shall ensure that each of the congressional defense committees is informed, in a timely manner, regarding all matters relating to the budgetary, fiscal, and analytic activities of the Department of Defense that are under the supervision of the Under Secretary of Defense (Comptroller).

10 USC 136 - Under Secretary of Defense for Personnel and Readiness

(a) There is an Under Secretary of Defense for Personnel and Readiness, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) Subject to the authority, direction, and control of the Secretary of Defense, the Under Secretary of Defense for Personnel and Readiness shall perform such duties and exercise such powers as the Secretary of Defense may prescribe in the areas of military readiness, total force management, military and civilian personnel requirements, military and civilian personnel training, military and civilian family matters, exchange, commissary, and nonappropriated fund activities, personnel requirements for weapons support, National Guard and reserve components, and health affairs.
(c) The Under Secretary of Defense for Personnel and Readiness takes precedence in the Department of Defense after the Under Secretary of Defense (Comptroller).
(d) The Under Secretary of Defense for Personnel and Readiness is responsible, subject to the authority, direction, and control of the Secretary of Defense, for the monitoring of the operations tempo and personnel tempo of the armed forces. The Under Secretary shall establish, to the extent practicable, uniform standards within the Department of Defense for terminology and policies relating to deployment of units and personnel away from their assigned duty stations (including the length of time units or personnel may be away for such a deployment) and shall establish uniform reporting systems for tracking deployments.

10 USC 136a - Deputy Under Secretary of Defense for Personnel and Readiness

(a) There is a Deputy Under Secretary of Defense for Personnel and Readiness, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) The Deputy Under Secretary of Defense for Personnel and Readiness shall assist the Under Secretary of Defense for Personnel and Readiness in the performance of the duties of that position. The Deputy Under Secretary of Defense for Personnel and Readiness shall act for, and exercise the powers of, the Under Secretary when the Under Secretary is absent or disabled.

10 USC 137 - Under Secretary of Defense for Intelligence

(a) There is an Under Secretary of Defense for Intelligence, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) Subject to the authority, direction, and control of the Secretary of Defense, the Under Secretary of Defense for Intelligence shall perform such duties and exercise such powers as the Secretary of Defense may prescribe in the area of intelligence.
(c) The Under Secretary of Defense for Intelligence takes precedence in the Department of Defense after the Under Secretary of Defense for Personnel and Readiness.

10 USC 138 - Assistant Secretaries of Defense

(a) There are ten Assistant Secretaries of Defense, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) 
(1) The Assistant Secretaries shall perform such duties and exercise such powers as the Secretary of Defense may prescribe.
(2) One of the Assistant Secretaries shall be the Assistant Secretary of Defense for Reserve Affairs. He shall have as his principal duty the overall supervision of reserve component affairs of the Department of Defense.
(3) One of the Assistant Secretaries shall be the Assistant Secretary of Defense for Homeland Defense. He shall have as his principal duty the overall supervision of the homeland defense activities of the Department of Defense.
(4) One of the Assistant Secretaries shall be the Assistant Secretary of Defense for Special Operations and Low Intensity Conflict. He shall have as his principal duty the overall supervision (including oversight of policy and resources) of special operations activities (as defined in section 167 (j) of this title) and low intensity conflict activities of the Department of Defense. The Assistant Secretary is the principal civilian adviser to the Secretary of Defense on special operations and low intensity conflict matters and (after the Secretary and Deputy Secretary) is the principal special operations and low intensity conflict official within the senior management of the Department of Defense.
(5) One of the Assistant Secretaries shall be the Assistant Secretary of Defense for Legislative Affairs. He shall have as his principal duty the overall supervision of legislative affairs of the Department of Defense.
(c) Except as otherwise specifically provided by law, an Assistant Secretary may not issue an order to a military department unless
(1) the Secretary of Defense has specifically delegated that authority to the Assistant Secretary in writing; and
(2) the order is issued through the Secretary of the military department concerned.
(d) The Assistant Secretaries take precedence in the Department of Defense after the Secretary of Defense, the Deputy Secretary of Defense, the Secretaries of the military departments, the Under Secretaries of Defense, and the Director of Defense Research and Engineering. The Assistant Secretaries take precedence among themselves in the order prescribed by the Secretary of Defense.

10 USC 139 - Director of Operational Test and Evaluation

(a) 
(1) There is a Director of Operational Test and Evaluation in the Department of Defense, appointed from civilian life by the President, by and with the advice and consent of the Senate. The Director shall be appointed without regard to political affiliation and solely on the basis of fitness to perform the duties of the office of Director. The Director may be removed from office by the President. The President shall communicate the reasons for any such removal to both Houses of Congress.
(2) In this section:
(A) The term operational test and evaluation means
(i) the field test, under realistic combat conditions, of any item of (or key component of) weapons, equipment, or munitions for the purpose of determining the effectiveness and suitability of the weapons, equipment, or munitions for use in combat by typical military users; and
(ii) the evaluation of the results of such test.
(B) The term major defense acquisition program means a Department of Defense acquisition program that is a major defense acquisition program for purposes of section 2430 of this title or that is designated as such a program by the Director for purposes of this section.
(b) The Director is the principal adviser to the Secretary of Defense and the Under Secretary of Defense for Acquisition, Technology, and Logistics on operational test and evaluation in the Department of Defense and the principal operational test and evaluation official within the senior management of the Department of Defense. The Director shall
(1) prescribe, by authority of the Secretary of Defense, policies and procedures for the conduct of operational test and evaluation in the Department of Defense;
(2) provide guidance to and consult with the Secretary of Defense and the Under Secretary of Defense for Acquisition, Technology, and Logistics and the Secretaries of the military departments with respect to operational test and evaluation in the Department of Defense in general and with respect to specific operational test and evaluation to be conducted in connection with a major defense acquisition program;
(3) monitor and review all operational test and evaluation in the Department of Defense;
(4) coordinate operational testing conducted jointly by more than one military department or defense agency;
(5) review and make recommendations to the Secretary of Defense on all budgetary and financial matters relating to operational test and evaluation, including operational test facilities and equipment, in the Department of Defense; and
(6) monitor and review the live fire testing activities of the Department of Defense provided for under section 2366 of this title.
(c) The Director may communicate views on matters within the responsibility of the Director directly to the Secretary of Defense and the Deputy Secretary of Defense without obtaining the approval or concurrence of any other official within the Department of Defense. The Director shall consult closely with, but the Director and the Directors staff are independent of, the Under Secretary of Defense for Acquisition, Technology, and Logistics and all other officers and entities of the Department of Defense responsible for acquisition.
(d) The Director may not be assigned any responsibility for developmental test and evaluation, other than the provision of advice to officials responsible for such testing.
(e) 
(1) The Secretary of a military department shall report promptly to the Director the results of all operational test and evaluation conducted by the military department and of all studies conducted by the military department in connection with operational test and evaluation in the military department.
(2) The Director may require that such observers as he designates be present during the preparation for and the conduct of the test part of any operational test and evaluation conducted in the Department of Defense.
(3) The Director shall have access to all records and data in the Department of Defense (including the records and data of each military department) that the Director considers necessary to review in order to carry out his duties under this section.
(f) 
(1) The Director of the Missile Defense Agency shall make available to the Director of Operational Test and Evaluation the results of all tests and evaluations conducted by the Missile Defense Agency and of all studies conducted by the Missile Defense Agency in connection with tests and evaluations in the Missile Defense Agency.
(2) The Director of Operational Test and Evaluation may require that such observers as the Director designates be present during the preparation for and the conducting of any test and evaluation conducted by the Missile Defense Agency.
(3) The Director of Operational Test and Evaluation shall have access to all records and data in the Department of Defense (including the records and data of the Missile Defense Agency) that the Director considers necessary to review in order to carry out his duties under this subsection.
(g) The Director shall ensure that safety concerns developed during the operational test and evaluation of a weapon system under a major defense acquisition program are communicated in a timely manner to the program manager for that program for consideration in the acquisition decisionmaking process.
(h) 
(1) The Director shall prepare an annual report summarizing the operational test and evaluation activities (including live fire testing activities) of the Department of Defense during the preceding fiscal year.
(2) Each such report shall be submitted concurrently to the Secretary of Defense, the Under Secretary of Defense for Acquisition, Technology, and Logistics, and the Congress not later than 10 days after the transmission of the budget for the next fiscal year under section 1105 of title 31.
(3) If the Director submits the report to Congress in a classified form, the Director shall concurrently submit an unclassified version of the report to Congress.
(4) The report shall include such comments and recommendations as the Director considers appropriate, including comments and recommendations on resources and facilities available for operational test and evaluation and levels of funding made available for operational test and evaluation activities. The report for a fiscal year shall also include an assessment of the waivers of and deviations from requirements in test and evaluation master plans and other testing requirements that occurred during the fiscal year, any concerns raised by the waivers or deviations, and the actions that have been taken or are planned to be taken to address the concerns.
(5) The Secretary may comment on any report of the Director to Congress under this subsection.
(i) The Director shall comply with requests from Congress (or any committee of either House of Congress) for information relating to operational test and evaluation in the Department of Defense.
(j) The President shall include in the Budget transmitted to Congress pursuant to section 1105 of title 31 for each fiscal year a separate statement of estimated expenditures and proposed appropriations for that fiscal year for the activities of the Director of Operational Test and Evaluation in carrying out the duties and responsibilities of the Director under this section.
(k) The Director shall have sufficient professional staff of military and civilian personnel to enable the Director to carry out the duties and responsibilities of the Director prescribed by law.

10 USC 139a - Director of Defense Research and Engineering

(a) There is a Director of Defense Research and Engineering, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) Except as otherwise prescribed by the Secretary of Defense, the Director of Defense Research and Engineering shall perform such duties relating to research and engineering as the Under Secretary of Defense for Acquisition, Technology, and Logistics may prescribe.

10 USC 139b - Director of Operational Energy Plans and Programs

(a) Appointment.— 
There is a Director of Operational Energy Plans and Programs in the Department of Defense (in this section referred to as the Director), appointed by the President, by and with the advice and consent of the Senate. The Director shall be appointed without regard to political affiliation and solely on the basis of fitness to perform the duties of the office of Director.
(b) Duties.— 
The Director shall
(1) provide leadership and facilitate communication regarding, and conduct oversight to manage and be accountable for, operational energy plans and programs within the Department of Defense and the Army, Navy, Air Force, and Marine Corps;
(2) establish the operational energy strategy;
(3) coordinate and oversee planning and program activities of the Department of Defense and the Army, Navy, Air Force, and the Marine Corps related to
(A) implementation of the operational energy strategy;
(B) the consideration of operational energy demands in defense planning, requirements, and acquisition processes; and
(C) research and development investments related to operational energy demand and supply technologies; and
(4) monitor and review all operational energy initiatives in the Department of Defense.
(c) Principal Advisor for Operational Energy Plans and Programs.— 

(1) The Director is the principal adviser to the Secretary of Defense and the Deputy Secretary of Defense regarding operational energy plans and programs and the principal policy official within the senior management of the Department of Defense regarding operational energy plans and programs.
(2) The Director may communicate views on matters related to operational energy plans and programs and the operational energy strategy required by subsection (d) directly to the Secretary of Defense and the Deputy Secretary of Defense without obtaining the approval or concurrence of any other official within the Department of Defense.
(d) Operational Energy Strategy.— 

(1) The Director shall be responsible for the establishment and maintenance of a department-wide transformational strategy for operational energy. The strategy shall establish near-term, mid-term, and long-term goals, performance metrics to measure progress in meeting the goals, and a plan for implementation of the strategy within the military departments, the Office of the Secretary of Defense, and Defense Agencies.
(2) Not later than 90 days after the date on which the Director is first appointed, the Secretary of each of the military departments shall designate a senior official within each armed force under the jurisdiction of the Secretary who will be responsible for operational energy plans and programs for that armed force. The officials shall be responsible for coordinating with the Director and implementing initiatives pursuant to the strategy with regard to that officials armed force.
(3) By authority of the Secretary of Defense, the Director shall prescribe policies and procedures for the implementation of the strategy. The Director shall provide guidance to, and consult with, the Secretary of Defense, the Deputy Secretary of Defense, the Secretaries of the military departments, and the officials designated under paragraph (2) with respect to specific operational energy plans and programs to be carried out pursuant to the strategy.
(4) The initial strategy shall be submitted to the congressional defense committees not later than 180 days after the date on which the Director is first appointed. Subsequent updates to the strategy shall be submitted to the congressional defense committees as soon as practicable after the modifications to the strategy are made.
(e) Budgetary and Financial Matters.— 

(1) The Director shall review and make recommendations to the Secretary of Defense regarding all budgetary and financial matters relating to the operational energy strategy.
(2) The Secretary of Defense shall require that the Secretary of each military department and the head of each Defense Agency with responsibility for executing activities associated with the strategy transmit their proposed budget for those activities for a fiscal year to the Director for review before submission of the proposed budget to the Under Secretary of Defense (Comptroller).
(3) The Director shall review a proposed budget transmitted under paragraph (2) for a fiscal year and, not later than January 31 of the preceding fiscal year, shall submit to the Secretary of Defense a report containing the comments of the Director with respect to the proposed budget, together with the certification of the Director regarding whether the proposed budget is adequate for implementation of the strategy.
(4) Not later than 10 days after the date on which the budget for a fiscal year is submitted to Congress pursuant to section 1105 of title 31, the Secretary of Defense shall submit to Congress a report on the proposed budgets for that fiscal year that the Director has not certified under paragraph (3). The report shall include the following:
(A) A discussion of the actions that the Secretary proposes to take, together with any recommended legislation that the Secretary considers appropriate, to address the inadequacy of the proposed budgets.
(B) Any additional comments that the Secretary considers appropriate regarding the inadequacy of the proposed budgets.
(5) The report required by paragraph (4) shall also include a separate statement of estimated expenditures and requested appropriations for that fiscal year for the activities of the Director in carrying out the duties of the Director.
(f) Access to Initiative Results and Records.— 

(1) The Secretary of a military department shall submit to the Director the results of all studies and initiatives conducted by the military department in connection with the operational energy strategy.
(2) The Director shall have access to all records and data in the Department of Defense (including the records and data of each military department) necessary in order to permit the Director to carry out the duties of the Director.
(g) Staff.— 
The Director shall have a dedicated professional staff of military and civilian personnel in a number sufficient to enable the Director to carry out the duties and responsibilities of the Director.
(h) Definitions.— 
In this section:
(1) Operational energy.— 
The term operational energy means the energy required for training, moving, and sustaining military forces and weapons platforms for military operations. The term includes energy used by tactical power systems and generators and weapons platforms.
(2) Operational energy strategy.— 
The terms operational energy strategy and strategy mean the operational energy strategy developed under subsection (d).

10 USC 139c - Renumbered 2434]

10 USC 140 - General Counsel

(a) There is a General Counsel of the Department of Defense, appointed from civilian life by the President, by and with the advice and consent of the Senate.
(b) The General Counsel is the chief legal officer of the Department of Defense. He shall perform such functions as the Secretary of Defense may prescribe.

10 USC 140a - Renumbered 422]

10 USC 140b - Renumbered 423]

10 USC 140c - Renumbered 130]

10 USC 141 - Inspector General

(a) There is an Inspector General of the Department of Defense, who is appointed as provided in section 3 of the Inspector General Act of 1978 (Public Law 95452; 5 App. U.S.C. 3).
(b) The Inspector General performs the duties, has the responsibilities, and exercises the powers specified in the Inspector General Act of 1978.

10 USC 142 - Assistant to the Secretary of Defense for Nuclear and Chemical and Biological Defense Programs

(a) There is an Assistant to the Secretary of Defense for Nuclear and Chemical and Biological Defense Programs, appointed by the President, by and with the advice and consent of the Senate.
(b) The Assistant to the Secretary shall
(1) advise the Secretary of Defense on nuclear energy, nuclear weapons, and chemical and biological defense;
(2) serve as the Staff Director of the Nuclear Weapons Council established by section 179 of this title; and
(3) perform such additional duties as the Secretary may prescribe.
(c) The Assistant to the Secretary shall be considered an Assistant Secretary of Defense for purposes of section 138 (d) of this title.

10 USC 143 - Office of the Secretary of Defense personnel: limitation

(a) Permanent Limitation on OSD Personnel.— 
The number of OSD personnel may not exceed 3,767.
(b) OSD Personnel Defined.— 
For purposes of this section, the term OSD personnel means military and civilian personnel of the Department of Defense who are assigned to, or employed in, functions in the Office of the Secretary of Defense (including Direct Support Activities of that Office and the Washington Headquarters Services of the Department of Defense).
(c) Limitation on Reassignment of Functions.— 
In carrying out reductions in the number of personnel assigned to, or employed in, the Office of the Secretary of Defense in order to comply with this section, the Secretary of Defense may not reassign functions solely in order to evade the requirements contained in this section.

10 USC 144 - Director of Small Business Programs

(a) Director.— 
There is a Director of Small Business Programs in the Department of Defense. The Director is appointed by the Secretary of Defense.
(b) Office of Small Business Programs.— 
The Office of Small Business Programs of the Department of Defense is the office that is established within the Office of the Secretary of Defense under section 15(k) of the Small Business Act (15 U.S.C. 644 (k)). The Director of Small Business Programs is the head of such office.
(c) Duties and Powers.— 

(1) The Director of Small Business Programs shall, subject to paragraph (2), perform such duties regarding small business programs of the Department of Defense, and shall exercise such powers regarding those programs, as the Secretary of Defense may prescribe.
(2) Section 15(k) of the Small Business Act (15 U.S.C. 644 (k)), except for the designations of the Director and the Office, applies to the Director of Small Business Programs.