RETENTION OF MISSILE SILOS.

SEC. 1644. [10 U.S.C. 494 note] RETENTION OF MISSILE SILOS. (a) Requirement.—During the period in which the New START Treaty (as defined in section 494(a)(2)(D) of title 10, United States Code) is in effect, the Secretary of Defense shall preserve each intercontinental ballistic missile silo that contains a deployed missile as of the date of the enactment of this Act in, at minimum, a warm status that enables such silo to— (1) remain a fully functioning element of the interconnected and redundant command and control system of the missile field; and (2) be made fully operational with a deployed missile. (b) Rule of Construction.—Nothing in subsection (b) shall be construed to prohibit the Secretary of Defense from temporarily placing an intercontinental ballistic missile silo offline to perform maintenance activities.