; and (2) to identify capabilities for the Air Force nuclear enterprise that have the potential to generate life-cycle cost savings and provide data-driven approaches to resource allocation. (b) Termination The program established under subsection (a) shall terminate on September 30, 2029. (c) Partnership intermediary defined In this section, term partnership intermediary has the meaning given that term in section 23(c) of the Stevenson-Wydler Technology Innovation Act of 1980 ( 15 U.S.C. 3715(c) ). 1640. Matters relating to the nuclear-armed, sea-launched cruise missile (a) Program treatment Not later than 90 days after the date of the enactment of this Act, the Secretary of Defense, acting through the Under Secretary of Defense for Acquisition and Sustainment, shall— (1) establish a program for the development of a nuclear-armed, sea-launched cruise missile capability; (2) designate such program as a major defense acquisition program (as defined in section 4201 of title 10, United States Code) for which the milestone decision authority (as defined in section 4251 of such title) is the Under Secretary of Defense for Acquisition and Sustainment; (3) initiate a nuclear weapon project for the W80–4 ALT warhead, at phase 6.2 of the phase 6.X process (relating to feasibility study and down select), to adapt such warhead for use with the capability described in paragraph (1); (4) submit to the National Nuclear Security Administration a formal request, through the Nuclear Weapons Council, requesting that the Administration participate in and support the W80–4 ALT warhead project described in paragraph (3)