or capacity. (5) Any plans of the Secretary to augment or supplant existing piloted tactical fighter aircraft training events via acquisition and fielding of common, joint, all-domain, high-fidelity synthetic simulation environments. (c) Report Not later than April 1, 2024, the Secretary of the Air Force shall submit to the congressional defense committees a report that includes the plan developed under subsection (a). (d) Form of report The report required under subsection (c) shall be submitted in unclassified form, but may contain a classified annex. E Defense-wide, Joint, and Multiservice Matters 151. Annual report on force structure changes exhibit for the defense budget Chapter 9 of title 10, United States Code, is amended by inserting after section 233 the following new section: 233a. Annual report on force structure changes exhibit for the defense budget (a) Annual report Not later than 10 days after the date on which the budget of the President for a fiscal year is submitted to Congress pursuant to section 1105 of title 31, the Secretary of Defense shall submit to the congressional defense committees a report on any major weapon systems proposed to be divested, re-prioritized, or retired in such budget. (b) Contents Each report under subsection (a) shall include the following: (1) Identification of each major weapon system the Secretary of Defense proposes to divest, re-prioritize, or retire in the period of five fiscal years following the date of the report. (2) Budget line-item details related to each major weapon system identified under paragraph (1). (3) For each proposed divestment, re-prioritization, or retirement, an explanation of— (A) the timeline for the divestment, re-prioritization, or retirement, including any factors that may affect such timelines positively or negatively