(a) Requirement.—Not later than January 1, 2024, the Secretary of Defense shall—
(1) implement a portfolio management framework for nuclear forces of the United States that—
(B)
establishes a portfolio governance structure for such forces that takes advantage of, or is modeled on, an existing portfolio governance structure, such as the Deputy’s Management Action Group described in Department of Defense Directive 5105.79;
(C)
outlines the approach of the Secretary for identifying and managing risk relating to such forces and prioritizing the efforts among such forces, including how the Secretary, acting through the Under Secretary of Defense for Acquisition and Sustainment, will coordinate such identification, management, and prioritization with the Administrator for Nuclear Security using the coordination processes of the Nuclear Weapons Council; and
(b) Annual Briefings; Notifications.—
(1) In conjunction with the submission of the budget of the President to Congress pursuant to section 1105 of title 31 for fiscal year 2025 and each fiscal year thereafter through the date specified in subsection (c), the Secretary shall provide to the congressional defense committees a briefing on identifying and managing risk relating to nuclear forces and prioritizing the efforts among such forces, including, with respect to the period covered by the briefing—
(3)
If a House of Congress adopts a bill authorizing or appropriating funds that, as determined by the Secretary, provides funds in an amount that will result in a significant delay in the nuclear certification or delivery of nuclear forces, the Secretary shall notify the congressional defense committees of the determination.
(c) Termination.—The requirements of this section shall terminate 90 days after the date on which the Secretary certifies to the congressional defense committees that each of the following have achieved full operational capability:
(d) Nuclear Forces Defined.—In this section, the term “nuclear forces” includes, at a minimum—
(4)
the infrastructure and facilities of the Department of Defense and the National Nuclear Security Administration that support nuclear weapons, the delivery platforms and systems for nuclear weapons, and nuclear command, control, and communications systems, including with respect to personnel, construction, operation, and maintenance.