National Defense Authorization Act for Fiscal Year 2027 (S. 4784)

Introduced

Introduced 6/15/2026•119th Congress•Senate

Latest Action

Motion to proceed to consideration of measure made in Senate. (CR S4276)

7/27/2026 • Senate

Summary

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

Reported to Senate • 6/15/2026

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Topics & Subjects

Policy Area: Armed Forces and National Security

Advanced technology and technological innovationsAppropriationsArms control and nonproliferationComputer security and identity theftComputers and information technologyData collection, sharing, protectionDefense Nuclear Facilities Safety BoardDepartment of DefenseEuropeGovernment buildings, facilities, and propertyGovernment employee pay, benefits, personnel managementIntelligence activities, surveillance, classified informationMiddle EastMilitary assistance, sales, and agreementsMilitary medicineMilitary operations and strategyMilitary personnel and dependentsMilitary procurement, research, weapons developmentPublic contracts and procurement

CBO Cost Estimates (1)

S. 4784, the National Defense Authorization Act for Fiscal Year 2027

As reported by the Senate Committee on Armed Services on June 15, 2026

Published: September 28, 2026

Amendments (884)

This bill has 884 amendments proposed or adopted.

View all amendments on Congress.gov

Congressional Votes (1)

UnknownSenate • Roll Call #195

On proceed to the measure not invoked in senate by yea-nay vote

July 14, 2026

Vote counts unavailable from Congress.gov

View all 100 member votes →

Related Federal Spending

Sponsor & Cosponsors (1)

Sponsor

Sen. Wicker, Roger F. [R-MS]

Republican • MS

Bill Journey

Originated in the Senate

Introduced

June 15, 2026

Committee Review

June 15, 2026

Committee on Armed Services. Original measure reported to Senate by Senator Wicker. With written report No. 119-127.

Floor Debate

June 24, 2026

Passed Chamber

Other Chamber

President

Enacted into Law

Text Versions (1)

Reported to Senate6/15/2026

Formatted Text PDF Formatted XML

Committee Reports (1)

S. Rept. 119-127

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