Secure and Accountable Military AI Act of 2026
The source supplies the latest action, but no lifecycle stage.
Latest action (2 Jun 2026): Read twice and referred to the Committee on Armed Services.
What this bill does
**What the bill would do:** S. 4656 would establish new oversight and safety rules for the Department of Defense's use of artificial intelligence. It would require the Secretary of Defense to designate certain "high-consequence" AI applications—such as those tied to nuclear command decisions, lethal targeting support, cyber operations, and autonomous weapons—and require senior official sign-off, testing, documentation, and Congressional notification before such systems can be deployed operationally. It would require that a human decision-maker remain accountable for these applications, and it would require defense contractors developing "frontier" AI models to report security incidents (such as theft of model weights, tampering, or dangerous model behavior) to the Department within set timeframes, with the Department in turn notifying Congress. The bill also places limits on DoD use of AI for nuclear weapon launch decisions, for certain surveillance/profiling of U.S. persons, and on developing or fielding autonomous weapon systems, subject to exceptions.
**Who it affects:** The bill primarily affects the Department of Defense, its senior officials and military commanders, and companies that contract with DoD to build or provide advanced AI systems. It also has implications for U.S. persons regarding protections against certain domestic AI-based tracking or profiling.
**Status/next steps:** The bill was introduced by Sen. Gillibrand on June 2, 2026, and referred to the Senate Committee on Armed Services. It has not yet been voted on; committee consideration, potential amendment, and floor votes in the Senate and House would be required before it could become law.
Plain-English summary generated by Bill100 AI from the official record. Always verify against the source below.
Timeline
2 Jun 2026
Read twice and referred to the Committee on Armed Services.
Common questions
- What does S. 4656 do?
- **What the bill would do:** S. 4656 would establish new oversight and safety rules for the Department of Defense's use of artificial intelligence. It would require the Secretary of Defense to designate certain "high-consequence" AI applications—such as those tied to nuclear command decisions, lethal targeting support, cyber operations, and autonomous weapons—and require senior official sign-off, testing, documentation, and Congressional notification before such systems can be deployed operationally. It would require that a human decision-maker remain accountable for these applications, and it would require defense contractors developing "frontier" AI models to report security incidents (such as theft of model weights, tampering, or dangerous model behavior) to the Department within set timeframes, with the Department in turn notifying Congress. The bill also places limits on DoD use of AI for nuclear weapon launch decisions, for certain surveillance/profiling of U.S. persons, and on developing or fielding autonomous weapon systems, subject to exceptions. **Who it affects:** The bill primarily affects the Department of Defense, its senior officials and military commanders, and companies that contract with DoD to build or provide advanced AI systems. It also has implications for U.S. persons regarding protections against certain domestic AI-based tracking or profiling. **Status/next steps:** The bill was introduced by Sen. Gillibrand on June 2, 2026, and referred to the Senate Committee on Armed Services. It has not yet been voted on; committee consideration, potential amendment, and floor votes in the Senate and House would be required before it could become law.
- Has S. 4656 become law?
- The source does not supply a confirmed lifecycle stage for S. 4656. Check the latest action and official source below.
- Who sponsored S. 4656?
- S. 4656 was sponsored by Sen. Gillibrand, Kirsten E. [D-NY] (D-NY), with 0 cosponsors.
- What's the latest action on S. 4656?
- Read twice and referred to the Committee on Armed Services. (2 Jun 2026).
Related bills in Armed Forces and National Security
Veterans Outdoor Rehabilitation Act
VA Medicinal Cannabis Research Act of 2026
PFB Act
To authorize the Secretary of the Army to convey to the State of North Carolina a certain parcel of real property located at Fort Bragg, North Carolina, on which the State shall construct a veterans’ State home, and for other purposes.
More bills from Sen. Gillibrand, Kirsten E. [D-NY]
Seneca Nation Law Enforcement Efficiency Act
BAD DEAL Act
Clean Elections Act
Real Courts, Rule of Law Act of 2026
Bill100 mirrors the public U.S. legislative record from Congress.gov and GovTrack and adds plain-English AI summaries. It is an information tool, not legal, compliance or lobbying advice, and it is not affiliated with the U.S. Congress or any government agency. AI summaries can simplify or omit detail — every bill links to the official source; verify there before you rely on it.