California SB 53 (Frontier AI Transparency Act) — Incident Reporting

Yes. California SB 53 (Frontier AI Transparency Act) addresses Incident Reporting through 1 provision.

Does California SB 53 (Frontier AI Transparency Act) require Incident Reporting?

California • enforcing

Yes — 1 provision

This regulation imposes 5 specific requirements for Incident Reporting across 1 provision:

15-day OES report — Report critical safety incidents to OES within 15 days of discovery (§ 22757.13(c)(1))
24-hour imminent-risk report — If incident poses imminent risk of death or serious injury, disclose within 24 hours to appropriate authority including law enforcement (§ 22757.13(c)(2))
OES public mechanism — OES must establish public reporting mechanism for critical safety incidents (§ 22757.13(a))
Catastrophic risk summaries — LFDs must confidentially submit catastrophic-risk assessment summaries to OES (§ 22757.13(b))
Whistleblower protection — Protected channels for employees to anonymously report safety concerns to the developer

Obligation:

enforcing

Effective:

Jan 1, 2026

Risk tier:

general-purpose

Scope:

frontier developers (models trained with > 10^26 operations)

Requirement	Details
15-day OES report	Report critical safety incidents to OES within 15 days of discovery (§ 22757.13(c)(1))
24-hour imminent-risk report	If incident poses imminent risk of death or serious injury, disclose within 24 hours to appropriate authority including law enforcement (§ 22757.13(c)(2))
OES public mechanism	OES must establish public reporting mechanism for critical safety incidents (§ 22757.13(a))
Catastrophic risk summaries	LFDs must confidentially submit catastrophic-risk assessment summaries to OES (§ 22757.13(b))
Whistleblower protection	Protected channels for employees to anonymously report safety concerns to the developer

Violation	Fine
Per violation	Up to $1M