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S. 4113

BillFederalSenateIn Committee
AI Guardrails Act of 2026
About This Bill
Committee
Latest Action · March 17, 2026
Read twice and referred to the Committee on Armed Services.
Congress
119th (2025–2027)
Introduced
March 17, 2026
Cosponsors (0)
None
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Summary

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The AI Guardrails Act of 2026 establishes restrictions on how the Department of Defense can use artificial intelligence while supporting broader military adoption of AI technology. The bill prohibits the DoD from using AI to launch or detonate nuclear weapons, to monitor or target individuals or groups within the United States without legal justification, and to deploy lethal autonomous weapons without meaningful human control and oversight. The Secretary of Defense can waive the restrictions on autonomous weapons for up to one year if extraordinary national security circumstances require it and the system's error rate doesn't exceed that of trained human operators; any such waiver must be reported to Congress within five days with detailed information about the system's capabilities, safeguards, testing results, and operational plans. This legislation aims to balance the military's need to advance AI capabilities with constitutional and operational protections for Americans and safeguards against uncontrolled autonomous weapons.

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