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United States

S. 4784

National Defense Authorization Act for Fiscal Year 2027

Armed Services Committee · Sen. Roger Wicker (R-MS)

Official summary (Congressional Research Service, Reported to Senate): National Defense Authorization Act for Fiscal Year 2027

This bill sets forth policies and authorities for FY2027 for Department of Defense (DOD) programs, activities, and military construction as well as the national security programs of the Department of Energy (DOE).

Among other elements, the bill

authorizes the procurement of various items, including aircraft and ships;

sets active duty and reserve component personnel strength levels;

sets policy regarding various aspects of military health care and military compensation;

sets policy regarding DOD acquisitions and acquisition management, including contracting authorities;

sets policy for various matters related to DOD interactions with foreign nations, including matters concerning the Middle East, Europe, and the Indo-Pacific;

sets policy for various matters related to DOD cyber operations, cyber forces, cybersecurity, and artificial intelligence;

requires DOD to review certain materials (including boron carbide, copper foil, and synthetic diamond) to determine actions to maintain access to critical defense industry components and materials, and report to Congress on such matters;

authorizes DOD's Office of Strategic Capital to make equity investments in non-federal entities with respect to batteries and critical minerals, materials, and chemicals;

authorizes specified military construction projects and extends the authorization of certain projects from previous fiscal years; and

authorizes the National Nuclear Security Administration and the Defense Nuclear Facilities Safety Board.

For additional information on the National Defense Authorization Act (NDAA) see

In Focus IF10516, Defense Primer: Navigating the NDAA, and

In Focus IF10515, Defense Primer: The NDAA Process.

Motion to proceed filed 27 July 2026

Record as of 27 July 2026 — the most recent action in the official record. Status can lag; each step below carries its own date.

  1. 27 July 2026 Motion to proceed filed

    What's next: The Senate votes on taking it up (the motion can be withdrawn)

  2. 23 July 2026 Motion to proceed filed
  3. 1 more action
    1. 23 July 2026 Motion to proceed to consideration of measure withdrawn in Senate.
  4. 20 July 2026 Motion to proceed filed
  5. 14 July 2026 Motion to proceed filed
  6. 14 July 2026 Cloture not invoked (on taking up the bill) (50-46)
  7. 1 more action
    1. 14 July 2026 Motion by Senator Thune to reconsider the vote by which cloture on the motion to proceed to the measure was not invoked (Record Vote No. 195) entered in Senate.
  8. 24 June 2026 Cloture motion filed
  9. 24 June 2026 Motion to proceed filed
  10. 15 June 2026 Reported by committee
  11. 15 June 2026 Placed on calendar (Senate)
This path starts where the bill does — its first action in the official record. Routine procedural steps sit in the “more actions” rows above rather than on the main line.