of the Air Force, after factoring in reimbursements received from Government agencies supported, during the five fiscal years preceding the fiscal year in which the report is submitted, disaggregated by fiscal year and by account. (7) The projected budgets for the executive aircraft of the Air Force through the future years defense program. (8) A narrative description of how the Air Force plans and budgets for missions flown by executive aircraft. (9) Any other information the Secretary considers to be important. (b) Form The report required by subsection (a) shall be submitted in unclassified form, but may include a classified annex for the purposes of describing classified missions supported by the executive aircraft of the Air Force. 137. Prohibition on certain reductions to inventory of E–3 airborne warning and control system aircraft (a) Prohibition None of the funds authorized to be appropriated by this Act for fiscal year 2024 for the Air Force may be obligated or expended to retire, prepare to retire, or place in storage or in backup aircraft inventory any E–3 aircraft if such actions would reduce the total aircraft inventory for such aircraft below 16. (b) Exception for plan If the Secretary of the Air Force submits to the congressional defense committees a plan for maintaining readiness and ensuring there is no lapse in mission capabilities, the prohibition under subsection (a) shall not apply to actions taken to reduce the total aircraft inventory for E–3 aircraft to below 16, beginning 30 days after the date on which the plan is so submitted. (c) Exception for E–7 procurement If the Secretary of the Air Force procures enough E–7 Wedgetail aircraft to accomplish the required mission load, the prohibition under subsection (a) shall not apply to actions taken to reduce the total aircraft inventory for E–3 aircraft to below 16 after the date on which such E–7 Wedgetail aircraft are delivered. E Defense-wide, joint, and multiservice matters 141. Pilot program to accelerate the procurement and fielding of