Pentagon demands full transparency into AI systems it buys—here's what contractors must disclose
S. 5345 — A bill to provide for the delivery of artificial intelligence functional bills of materials, and for other purposes. · Filed by Elissa Slotkin (D-MI) · Introduced Aug 6, 2026 · Referred to committee
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What it does
This bill requires the Department of Defense to mandate that any contractor selling AI systems to the military must provide a detailed 'functional bill of materials'—a comprehensive inventory of all the software, data, and hardware components inside the AI system. Contractors must submit this before winning a contract and update it within 48 hours if the Pentagon asks. The bill aims to give the military visibility into what's actually inside AI systems it buys, so it can assess security risks and vulnerabilities.
Why we flagged it
The bill's core mechanism is a regulatory requirement—not a subsidy, carve-out, or immunity grant—that mandates disclosure of AI system composition to the Pentagon. It is a transparency and oversight measure, not a market intervention or corporate benefit.
What the text implies
- Contractors may face significant compliance costs to map, document, and maintain detailed AI component inventories, potentially raising barriers to entry for smaller vendors and consolidating procurement around larger firms with compliance infrastructure.
- The 48-hour update requirement may incentivize contractors to use only well-documented, commercial off-the-shelf AI components rather than custom or experimental models, potentially slowing AI innovation in defense applications.
The full analysis lists 4 implications of this text.
Who stands to gain
defense contractors with existing compliance and documentation infrastructure; software supply-chain management vendors (SBOM tooling providers); large systems integrators with resources to map complex AI dependencies