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You are here: Home / Security Spending / Summary: Fiscal Year 2025 National Defense Authorization Act (S. 4638) as passed by the Senate Committee on Armed Services

July 16, 2024

Summary: Fiscal Year 2025 National Defense Authorization Act (S. 4638) as passed by the Senate Committee on Armed Services

  • Table numbers in parentheses are increases or decreases from the FY25 Request 
  • FY25 requested levels come from the Center for Arms Control and Non-Proliferation’s Fiscal Year 2025 Defense Budget Request Briefing Book 
  • Numbers may not add due to rounding 

Total National Defense Discretionary Spending Request (050) 

DOD Nuclear Weapons Funding Request for Select Programs  

National Nuclear Security Administration (NNSA) Request 

DOE Nuclear Weapons Funding Request for Select Programs 

Select Provisions Related to Nuclear Weapons  

➤ Modified Report on Nuclear Weapons Enterprise: Makes report on the plan for the nuclear weapons stockpile, nuclear weapons complex, nuclear weapons delivery systems, and nuclear weapons command and control system biennial instead of annual (Sec. 1042)  

➤ Sense of Senate on Congressional Strategic Posture Commission: Expressed concern regarding deteriorating international security situation, support for deterrence of strategic attacks, and promise to take “all required actions” to ensure DOD and DOE have resources to meet emerging strategic threats (Sec. 1511)  

➤ Report on Strategic Posture Commission Recommendations: Requires a DOD assessment of the Strategic Posture Commission report including a review of the approximately 80 recommendations made by the report.  (Sec. 1512)  

➤SLCM-N: Provides flexibility for use of a warhead other than the W80-4 ALT for the nuclear-armed sea-launched cruise missile (SLCM-N), requires the establishment of a separate program element for the SLCM-N beginning with the FY2026 budget request, limits travel funding for the Secretary of the Navy until a SLCM-N program office has been established and staffed (Sec. 1513)  

➤ Report of Nuclear Force Sizing Requirements: Requires a strategy from DOD and the Chair of the Joint Chiefs of Staff for the United States to deter simultaneous aggression by two near-peer nuclear competitors (Sec. 1514)  

➤ Deployed ICBMs: Prohibits reducing the number of deployed intercontinental ballistic missiles below 400 with the exception of facilitating the transition from Minuteman III to Sentinel (Sec. 1515) 

➤ Preparation for Possible Deployment of Additional ICBMs: Requires development of a plan to deploy up to 450 Sentinel ICBMs rather than the 400 Minuteman III ICBMs currently deployed, alternative acquisition strategy to enable higher deployment, and a report on both to Congress. Russian unwillingness to engage in strategic arms control dialogue is specifically mentioned as a motivator in the committee report (Sec. 1516) 

➤ Plan for Decreased Time to Upload Additional Warheads to ICBMs: Limits funding for the Secretary of the Air Force’s travel until the plan to decrease upload time for additional warheads on ICBMs, required by the FY2024 NDAA, is submitted (Sec. 1520) 

➤ Operational Bed Down of LRSO: Requires submission of a plan to prepare pre-designated locations for the arrival of the Long Range Standoff Weapons (LRSO) once it reaches initial operational capability (Sec. 1522) 

➤ B-52 Nuclear Capability: Would restore the nuclear capability of the B-52 bomber and add $4.5 million in Air Force procurement funding to prioritize expansion of nuclear long range standoff capability (LRSO) (Sec. 1524) 

Missile Defeat and Defense Funding Request Total and Select Systems 

Select Provisions Related to Missile Defense 

➤ Establishment of Integrated Air and Missile Defense Architecture: Requires SecDef, the Chair of the Joint Chiefs, the Director of the Missile Defense Agency and the Commanders of NORTHCOM and SPACECOM to develop a comprehensive integrated architecture for defending the United States against all forms of missile attacks (Sec. 1531) 

Miscellaneous Programs and Provisions of Interest 

➤ Pay Raise: Authorizes a 4.5% pay raise for servicemembers and 2% pay raise for DOD civilian employees. 

➤ CTR Funds: Authorizes $350.1 million, the requested level, for the Defense Cooperative Threat Reduction Program (Sec. 1301) 

Final Passage 

The bill was reported favorably out of committee by a 22-3 vote. Senators Reed (D-RI), Warren (D-MA), and Cotton (R-AR) voted in opposition. 

Bill text 

Committee Report 

Posted in: Factsheets & Analysis on Nuclear Weapons, Factsheets & Analysis on Nuclear Weapons Spending, Factsheets & Analysis on Pentagon Budget, Nuclear Weapons Spending, Pentagon Budget, Security Spending, United States

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