10 U.S.C. § 153

(a) Planning; Advice; Policy Formulation .— Subject to the authority, direction, and control of the President and the Secretary of Defense, the Chairman of the Joint Chiefs of Staff shall be responsible for the following: (1) Strategic direction .— Assisting the President and the Secretary in providing for the strategic direction of the armed forces. (2) Strategic and contingency planning .— In matters relating to strategic and contingency planning— (A) developing strategic frameworks and preparing strategic plans, as required, to guide the use and employment of military force and related activities across all geographic regions and military functions and domains, and to sustain military efforts over different durations of time, as necessary; (B) advising the Secretary on the production of the national defense strategy required by section 113(g) of this title and the national security strategy required by section 108 of the National Security Act of 1947 ( 50 U.S.C. 3043 ); (C) preparing military analysis, options, and plans, as the Chairman considers appropriate, to recommend to the President and the Secretary; (D) providing for the preparation and review of contingency plans which conform to policy guidance from the President and the Secretary; and (E) preparing joint logistic and mobility plans to support national defense strategies and recommending the assignment of responsibilities to the armed forces in accordance with such plans. (3) Global military integration .— In matters relating to global military strategic and operational integration— (A) providing advice to the President and the Secretary on ongoing military operations; and (B) advising the Secretary on the allocation and transfer of forces among geographic and functional combatant commands, as necessary, to address transregional, multi-domain, and multifunctional threats. (4) Comprehensive joint readiness .— In matters relating to comprehensive joint readiness— (A) evaluating the overall preparedness of the joint force to perform the responsibilities of that force under national defense strategies and to respond to significant contingencies worldwide; (B) assessing the risks to United States missions, strategies, and military personnel that stem from shortfalls in military readiness across the armed forces, and developing risk mitigation options; (C) advising the Secretary on critical deficiencies and strengths in joint force capabilities (including manpower, logistics, and mobility support) identified during the preparation and review of national defense strategies and contingency plans and assessing the effect of such deficiencies and strengths on meeting national security objectives and policy and on strategic plans; (D) advising the Secretary on the missions and functions that are likely to require contractor or other external support to meet national security objectives and policy and strategy, and the risks associated with such support; and (E) establishing and maintaining, after consultation with the commanders of the unified and specified combatant commands, a uniform system of evaluating the preparedness of each such command, and groups of commands collectively, to carry out missions assigned to the command or commands. (5) Joint capability development .— In matters relating to joint capability development— (A) identifying new joint military capabilities based on advances in technology and concepts of operation needed to maintain the technological and operational superiority of the armed forces, and recommending investments and experiments in such capabilities to the Secretary; (B) performing military net assessments of the joint capabilities of the armed forces of the United States and its allies in comparison with the capabilities of potential adversaries; (C) advising the Secretary under section 163(b)(2) of this title on the priorities of the requirements identified by the commanders of the unified and specified combatant commands; (D) advising the Secretary on the extent to which the program recommendations and budget proposals of the military departments and other components of the Department of Defense for a fiscal year conform with the priorities established in national defense strategies and with the priorities established for the requirements of the unified and specified combatant commands; (E) advising the Secretary on new and alternative joint military capabilities, and alternative program recommendations and budget proposals, within projected resource levels and guidance provided by the Secretary, in order to achieve greater conformance with the priorities referred to in subparagraph (D); (F) assessing joint military capabilities and identifying, approving, and prioritizing gaps in such capabilities to meet national defense strategies, pursuant to section 181 of this title ; and (G) recommending to the Secretary appropriate trade-offs among life-cycle cost, schedule, performance, and procurement quantity objectives in the acquisition of materiel and equipment to support the strategic and contingency plans required by this paragraph in the most effective and efficient manner. (6) Joint force development activities .— In matters relating to joint force development activities— (A) developing doctrine for the joint employment of the armed forces; (B) formulating policies and technical standards, and executing actions, for the joint training of the armed forces; (C) formulating policies for coordinating the military education of members of the armed forces; (D) formulating policies for development and experimentation on both urgent and long-term concepts for joint force employment, including establishment of a process within the Joint Staff for analyzing and prioritizing gaps in capabilities that could potentially be addressed by joint concept development using existing or modified joint force capabilities; (E) formulating policies for gathering, developing, and disseminating joint lessons learned for the armed forces; and (F) advising the Secretary on development of joint command, control, communications, and cybercapability, including integration and interoperability of such capability, through requirements, integrated architectures, data standards, and assessments. (7) Other matters .— In other matters— (A) recommending to the Secretary, in accordance with section 166 of this title , a budget proposal for activities of each unified and specified combatant command; (B) providing for representation of the United States on the Military Staff Committee of the United Nations in accordance with the Charter of the United Nations; and (C) performing such other duties as may be prescribed by law or by the President or the Secretary. (b) National Military Strategy.— (1) National military strategy .— (A) The Chairman shall determine each even-numbered year whether to prepare a new National Military Strategy in accordance with this paragraph or to update a strategy previously prepared in accordance with this paragraph. The Chairman shall provide such National Military Strategy or update to the Secretary of Defense in time for transmittal to Congress pursuant to paragraph (3), including in time for inclusion in the report of the Secretary of Defense, if any, under paragraph (4). (B) Each National Military Strategy (or update) under this paragraph shall be based on a comprehensive review conducted by the Chairman in conjunction with the other members of the Joint Chiefs of Staff and the commanders of the unified and specified combatant commands. Each update shall address only those parts of the most recent National Military Strategy for which the Chairman determines, on the basis of the review, that a modification is needed. (C) Each National Military Strategy (or update) submitted under this paragraph shall describe how the military will support the objectives of the United States as articulated in— (i) the most recent National Security Strategy prescribed by the President pursuant to section 108 of the National Security Act of 1947 ( 50 U.S.C. 3043 ); (ii) the most recent annual report of the Secretary of Defense submitted to the President and Congress pursuant to section 113 of this title ; (iii) the most recent national defense strategy presented by the Secretary of Defense pursuant to section 113 of this title ; (iv) the most recent policy guidance provided by the Secretary of Defense pursuant to section 113(g) of this title ; and (v) any other national security or defense strategic guidance issued by the President or the Secretary of Defense. (D) At a minimum, each National Military Strategy (or update) submitted under this paragraph shall— (i) assess the strategic environment, threats, opportunities, and challenges that affect the national security of the United States; (ii) assess military ends, ways, and means to support the objectives referred to in subparagraph (C); (iii) provide the framework for the assessment by the Chairman of military risk, and for the development of risk mitigation options; (iv) develop military options to address threats and opportunities; (v) assess joint force capabilities, capacities, and resources; and (vi) establish military guidance for the development of the joint force and the total force building on guidance by the President and the Secretary of Defense as referred to in subparagraph (C). (2) Risk assessment .— (A) The Chairman shall prepare each year an assessment of the risks associated with the most current National Military Strategy (or update) under paragraph (1). The risk assessment shall be known as the “Risk Assessment of the Chairman of the Joint Chiefs of Staff”. The Chairman shall complete preparation of the Risk Assessment in time for transmittal to Congress pursuant to paragraph (3), including in time for inclusion in the report of the Secretary of Defense, if any, under paragraph (4). (B) The Risk Assessment shall do the following: (i) As the Chairman considers appropriate, update any changes to the strategic environment, threats, objectives, force planning and sizing constructs, assessments, and assumptions that informed the National Military Strategy (or update) required by this section. (ii) Identify and define the military strategic risks to United States interests and military risks in executing the National Military Strategy (or update). (iii) Identify and define levels of risk, including an identification of what constitutes “significant” risk in the judgment of the Chairman. (iv) (I) Identify and assess risk in the National Military Strategy (or update) by category and level and the ways in which risk might manifest itself, including how risk is projected to increase, decrease, or remain stable over time; and (II) for each category of risk, assess the extent to which current or future risk increases, decreases, or is stable as a result of budgetary priorities, tradeoffs, or fiscal constraints or limitations as currently estimated and applied in the current future-years defense program under section 221 of this title . (v) Identify and assess risk associated with the assumptions or plans of the National Military Strategy (or update) about the contributions of external support, as appropriate. (vi) Identify and assess the critical deficiencies and strengths in force capabilities (including manpower, logistics, intelligence, and mobility support) identified during the preparation and review of the contingency plans of each unified combatant command, and identify and assess the effect of such deficiencies and strengths for the National Military Strategy (or update). (vii) Identify and assess risk resulting from, or likely to result from, current or projected effects on military installation resilience. (3) Submittal of national military strategy and risk assessment to congress .— (A) Not later than February 15 of each even-numbered year, the Chairman shall, through the Secretary of Defense, submit to the Committees on Armed Services of the Senate and the House of Representatives the National Military Strategy or update, if any, prepared under paragraph (1) in such year. (B) Not later than February 15 each year, the Chairman shall, through the Secretary of Defense, submit to the Committees on Armed Services of the Senate and the House of Representatives the Risk Assessment prepared under paragraph (2) in such year. (C) The National Military Strategy (or update) and Risk Assessment submitted under this subsection shall be classified in form, but shall include an unclassified summary. (4) Secretary of defense reports to congress .— (A) In transmitting a National Military Strategy (or update) or Risk Assessment to Congress pursuant to paragraph (3), the Secretary of Defense shall include in the transmittal such comments of the Secretary thereon, if any, as the Secretary considers appropriate. (B) If the Risk Assessment transmitted under paragraph (3) in a year includes an assessment that a risk or risks associated with the National Military Strategy (or update) are significant, or that critical deficiencies in force capabilities exist for a contingency plan described in paragraph (2)(B)(vi), the Secretary shall include in the transmittal of the Risk Assessment the plan of the Secretary for mitigating such risk or deficiency. A plan for mitigating risk of deficiency under this subparagraph shall— (i) address the risk assumed in the National Military Strategy (or update) concerned, and the additional actions taken or planned to be taken to address such risk using only current technology and force structure capabilities; and (ii) specify, for each risk addressed, the extent of, and a schedule for expected mitigation of, such risk, and an assessment of the potential for residual risk, if any, after mitigation. (c) Annual Report on Combatant Command Requirements .— (1) Not later than 25 days after the date on which the budget of the President for a fiscal year is submitted to Congress pursuant to section 1105(a) of title 31 , the Chairman shall submit to the congressional defense committees a report on the requirements of the combatant commands established under section 161 of this title . (2) Each report under paragraph (1) shall contain the following: (A) A consolidation of the integrated priority lists of requirements of the combatant commands. (B) The Chairman’s views on the consolidated lists. (C) A description of the extent to which the most recent future-years defense program (under section 221 of this title ) addresses the requirements on the consolidated lists. (D) A description of the funding proposed in the President’s budget for the next fiscal year, and for the subsequent fiscal years covered by the most recent future-years defense program, to address each deficiency in readiness identified during the joint readiness review conducted under section 117 of this title for the first quarter of the current fiscal year. (d) Briefing Requirement .— (1) Not later than 15 days after the submission of the risk assessment required under subsection (b)(2) or March 1 of each even-numbered year, whichever is earlier, the Chairman shall provide to the Committees on Armed Services of the Senate and the House of Representatives a briefing on the activities of the Chairman under this section. (2) The briefing required under paragraph (1) shall include— (A) a detailed review of the risk assessment required under paragraph (2) of subsection (b), including how such risk assessment addresses the elements required in subparagraph (B) of such paragraph; (B) an analysis of how the risk assessment informs and supports other Joint Staff assessments, including joint capability development assessments, joint force development assessments, comprehensive joint readiness assessments, and global military integration assessments; and (C) if the risk assessment is not delivered at or before the time of the briefing, a timeline for when the risk assessment will be submitted to the Committees on Armed Services of the Senate and the House of Representatives.