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IL SB 315

Artificial Intelligence Safety Measures Act

Frontier-model AI safety law requiring large AI developers to publish and annually update catastrophic-risk frameworks, undergo independent third-party safety audits, report safety incidents to the state, and protect whistleblowers. Would be the first US law mandating independent third-party audits of frontier AI developers.

Jurisdiction

Illinois

Enacted

Pending

Effective

TBD

Enforcement

Illinois Attorney General (exclusive)

Passed both chambers (Senate 52-5 on May 21, 2026; House 110-0 on May 27, 2026); awaiting Governor Pritzker's signature as of June 3, 2026. Governor publicly committed to signing.

Illinois General Assembly

Why It Matters

First US state measure to require independent third-party safety audits of frontier AI developers, extending the catastrophic-risk transparency model established by California SB 53 and New York's RAISE Act.

Recent Developments

Passed the Illinois Senate 52-5 (May 21, 2026) and House 110-0 (May 27, 2026). Governor Pritzker stated he intends to sign; NetChoice requested a veto. Modeled on California SB 53 (TFAIA) and New York's RAISE Act.

At a Glance

Applies to

Foundation Model

Who Must Comply

  • Large frontier AI developers with more than $500,000,000 in annual gross revenue building models above a frontier-scale compute threshold

Applicability thresholds:

500M USD/annual (frontier) — Subject to frontier AI safety framework, audit, incident-reporting, and whistleblower obligations

Safety Provisions

  • Large frontier developers must create, publish, and annually update a frontier AI safety framework addressing catastrophic-risk assessment, mitigations, governance, and cybersecurity
  • Annual independent third-party audits of frontier-model safety practices (effective January 1, 2028)
  • Pre-deployment transparency reports for new or substantially modified frontier models
  • AI safety incident reporting to state officials within 72 hours of discovery
  • Whistleblower protections for employees raising safety concerns

Compliance & Enforcement

Key Dates

Jan 1, 2028

Annual independent third-party safety audits of frontier developers required

Penalties

$3M/violation

View on map

Illinois

Focus Areas

Algorithmic accountability

Cite This

APA

Illinois. (n.d.). Artificial Intelligence Safety Measures Act.

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Last updated June 3, 2026. Verify against primary sources before relying on this information.