California 2025-2026 Regular Session

California Assembly Bill AB853

Introduced
2/19/25  
Refer
3/28/25  
Report Pass
3/28/25  
Refer
4/1/25  
Report Pass
4/23/25  
Refer
4/23/25  
Report Pass
4/30/25  
Refer
4/30/25  
Refer
5/7/25  
Report Pass
5/23/25  
Engrossed
6/2/25  
Refer
6/3/25  
Refer
6/11/25  
Report Pass
7/16/25  
Refer
7/17/25  
Refer
8/18/25  
Report Pass
8/29/25  
Enrolled
9/12/25  

Caption

California AI Transparency Act.

Impact

The bill has introduced significant changes to California's Business and Professions Code by introducing rigorous regulations regarding AI technologies. It is anticipated that these regulations will promote ethical AI practices and safeguard consumers from potential misinformation. By requiring large online platforms to detect and disclose provenance data, the bill encourages accountability among AI developers and aims at preventing misuse of AI-generated content. This could lead to higher standards within the tech industry concerning content authenticity, thereby impacting various sectors relying on AI technologies.

Summary

Assembly Bill 853, known as the California AI Transparency Act, aims to enhance transparency in the realm of generative artificial intelligence (AI). The bill mandates that any entity that creates or operates a generative AI system with over one million monthly users make available a free AI detection tool. This tool must enable users to assess whether content—be it images, videos, or audio—has been generated or modified by AI. Furthermore, it requires disclosure of system provenance data to verify content authenticity. The implementation of this law has been scheduled to commence on August 2, 2026, after several amendments have adjusted the operational dates from an earlier start time.

Sentiment

Sentiment around AB 853 appears to be mixed as it highlights a growing recognition of the need for oversight in the fast-evolving tech landscape. Advocates for the bill tout it as a positive step towards greater transparency and consumer protection, viewing it as necessary in an era where AI-generated content can easily mislead users. Conversely, some critics express concerns that these regulations may impose heavy burdens on developers and could stifle innovation. There are also fears regarding the technical feasibility of implementing such disclosures as mandated by the legislation.

Contention

The notable points of contention center around the bill's requirement for AI developers and large online platforms to embed provenance data in their content. Critics argue that this may lead to complexities in technology that are not easily managed, particularly for smaller companies. Additionally, the enforcement mechanisms—such as penalties for violations—have raised concerns regarding the costs involved and the potential for litigation. The balance between necessary regulation and fostering an environment that enables technological growth stands at the crux of the ongoing debate around this legislation.

Companion Bills

No companion bills found.

Previously Filed As

CA SB942

California AI Transparency Act.

CA AB3211

California Digital Content Provenance Standards.

CA SB896

Generative Artificial Intelligence Accountability Act.

CA AB2013

Generative artificial intelligence: training data transparency.

CA AB2885

Artificial intelligence.

CA AB1008

California Consumer Privacy Act of 2018: personal information.

CA SB893

California Artificial Intelligence Research Hub.

CA AB2655

Defending Democracy from Deepfake Deception Act of 2024.

CA AB2877

California Consumer Privacy Act of 2018: artificial intelligence: training.

CA SB1228

User identity authentication.

Similar Bills

CA AB3211

California Digital Content Provenance Standards.

NC S624

AI Chatbots - Licensing/Safety/Privacy

IL SB1929

PROVENANCE DATA REQUIREMENTS

NM HB401

A.i. Synthetic Content Accountability Act

CA SB813

Multistakeholder regulatory organizations.

MA H90

Regulating provenance regarding artificial intelligence

CA SB53

Artificial intelligence models: large developers.

CA SB1047

Safe and Secure Innovation for Frontier Artificial Intelligence Models Act.