programs, and intelligence matters Subtitle A—Space activities Sec. 1601. Acquisition strategy for Phase 3 of the National Security Space Launch program. Sec. 1602. Initial operating capability for Advanced Tracking and Launch Analysis System and system-level review. Sec. 1603. Department of the Air Force responsibility for space-based ground and airborne moving target indication. Sec. 1604. Principal Military Deputy for Space Acquisition and Integration. Sec. 1605. Use of middle tier acquisition authority for Space Development Agency acquisition program. Sec. 1606. Special authority for provision of commercial space launch support services. Sec. 1607. Treatment of Positioning, Navigation, and Timing Resiliency, Modifications, and Improvements program as acquisition category 1D program. Sec. 1608. Briefing on classification practices and foreign disclosure policies required for combined space operations. Sec. 1609. Limitation on availability of certain funds relating to selection of permanent location for headquarters of United States Space Command. Subtitle B—Nuclear forces Sec. 1611. Prohibition on reduction of the intercontinental ballistic missiles of the United States. Sec. 1612. Sentinel intercontinental ballistic missile program silo activity. Sec. 1613. Matters relating to the acquisition and deployment of the Sentinel intercontinental ballistic missile weapon system. Sec. 1614. Plan for decreasing the time to upload additional warheads to the intercontinental ballistic missile fleet. Sec. 1615. Tasking and oversight authority with respect to intercontinental ballistic missile site activation task force for Sentinel Program. Sec. 1616. Long-term sustainment of Sentinel ICBM guidance system. Sec. 1617. Sense of Senate on Polaris Sales Agreement. Sec. 1618. Matters relating to the nuclear-armed sea-launched cruise missile. Sec. 1619. Operational timeline for Strategic Automated Command and Control System. Sec. 1620. Amendment to annual report on the plan for the nuclear weapons stockpile, nuclear weapons