CA SB 300
California SB 300 (Companion Chatbots)
Imposes disclosure obligations on companion chatbots, including periodic disclosure to minor users, complementing existing California SB 243 obligations.
Jurisdiction
California
Enacted
Pending
Effective
TBD
Enforcement
California Attorney General
Introduced by Sen. Padilla in the 2025-2026 regular session. Passed Senate; pending Assembly referral as of April 2026.
California Legislative Information — SB 300Why It Matters
Builds on California SB 243's foundational framework with additional disclosure obligations, part of California's layered 2025-2026 companion-chatbot regulatory package.
Recent Developments
Passed Senate and pending Assembly referral in the 2025-2026 session.
At a Glance
Applies to
Requires
Who Must Comply
- Operators of companion chatbots available to California users
Obligations fall on:
Safety Provisions
- Non-human disclosure for companion chatbot interactions
- Periodic disclosure for minor users
Compliance & Enforcement
Penalties
Penalties pending regulatory determination
View on map
California
Focus Areas
Cite This
APA
California. (n.d.). California SB 300 (Companion Chatbots).
Related Regulations
CA SB 942
Requires large GenAI providers (1M+ monthly users) to provide free AI detection tools, embed latent disclosures (watermarks/metadata) in AI-generated content, and offer optional manifest (visible) disclosures to users.
CA AB 2013
Requires GenAI developers to publish documentation about training datasets including sources, data types, copyright status, personal information inclusion, and processing methods.
Colorado AI Act
Colorado law regulating automated decision-making technology (ADMT) that materially influences consequential decisions in areas such as employment, housing, healthcare, financial services, and insurance. SB 26-189 repealed and replaced the 2024 Colorado AI Act framework, narrowing both scope and obligations.
VT AADC
Vermont design code structured to be more litigation-resistant: focuses on data processing harms rather than content-based restrictions. AG rulemaking authority begins July 2025.
FL Companion AI Age Verification
Standalone bill requiring age verification for ALL users (adults and minors) before accessing companion AI chatbots. Requires user account creation, confidential age verification, notifications that user is interacting with AI, and specific actions when user is determined to be a minor including potential access blocking.
NE AADC
Nebraska design code blending privacy-by-design with engagement constraints (feeds, notifications, time limits) aimed at reducing compulsive use.
Last updated April 16, 2026. Verify against primary sources before relying on this information.