Bomber aircraft force structure and transition roadmap

(a) In general Not later than 180 days after the date of the enactment of this Act, the Secretary of the Air Force shall submit to the congressional defense committees a comprehensive roadmap detailing the planned force structure, basing, modernization, and transition strategy for the bomber aircraft fleet of the Air Force through fiscal year 2040. (b) Elements The roadmap required by subsection (a) shall include the following: (1) A detailed schedule and rationale for the planned divestment of B–1 bomber aircraft, including location-specific retirements, infrastructure disposition, and mitigation of any resulting capability gaps. (2) A transition plan for the operational fielding of B–21 bomber aircraft, including basing decisions, training and sustainment plans, operational concepts, and anticipated initial operational capability and full operational capability timelines. (3) A strategy for integrating units of the Air National Guard and the Air Force Reserve into B–21 bomber aircraft operations, including planned force structure, association, training, and mobilization models. (4) An update on— (A) modernization efforts for B–52 bomber aircraft, including engine replacement, radar upgrades, and digital integration efforts; and (B) the expected service life and mission profile of B–52 bomber aircraft through the 2050s. (5) A detailed timeline with key milestones for each of the elements described in paragraphs (1) through (4), including programmatic decision points, resourcing requirements, risk assessments, and coordination with other components of the Air Force Global Strike Command and the Air Combat Command. (c) Objective The roadmap required by subsection (a) shall support a deliberate and balanced transition to a modernized, dual-capable bomber aircraft force that ensures long-range strike capacity, survivability, and deterrence in both nuclear and conventional mission sets, with a minimum of 100 B–21 bomber aircraft as directed by prior Acts of Congress. (d) Form The roadmap required by subsection (a) shall be submitted in unclassified form, but may include a classified annex.