ASSESSMENT OF NUCLEAR WEAPON PIT PRODUCTION REQUIREMENT.

SEC. 3147. ASSESSMENT OF NUCLEAR WEAPON PIT PRODUCTION REQUIREMENT. (a) Assessment.—The Secretary of Defense, in coordination with the Secretary of Energy and the Commander of the United States Strategic Command, shall assess the annual plutonium pit production requirement needed to sustain a safe, secure, and reliable nuclear weapon arsenal. (b) Reports.— (1) In general.—Not later than 180 days after the date of the enactment of this Act, the Secretary of Defense, in coordination with the Secretary of Energy and the Commander of the United States Strategic Command, shall submit to the congressional defense committees a report regarding the assessment conducted under subsection (a), including— (A) an explanation of the rationale and assumptions that led to the current 50 to 80 plutonium pit production requirement, including the factors considered in determining such requirement; (B) an analysis of whether there are any changes to the current 50 to 80 plutonium pit production requirement, including the reasons for any such changes; (C) the cost and implications for national security of various smaller and larger pit production capacities, including with respect to— (i) the ability to respond to geopolitical and technical risks; (ii) the sustainment of the nuclear weapons stockpile, including options available for life extension programs; and (iii) impacts on the requirements for the inactive and reserve nuclear weapons stockpile. (2) Update.—If the report under paragraph (1) does not incorporate the results of the Nuclear Posture Review Implementation Study, the Secretary of Defense, in coordination with the Secretary of Energy and the Commander of the United States Strategic Command, shall submit to the congressional defense committees an update to the report under paragraph (1) that incorporates the results of such study by not later than 90 days after the date on which such committees receive such study. (c) Form.—The reports under paragraphs (1) and (2) of subsection (b) shall be submitted in unclassified form, but may include a classified annex.