The 50-State AI Law Atlas · WA
Washington AI laws
2 enacted · 2 signed, not yet effective · 0 pending bills · verified 2026-09-14
Does Washington have an AI law?
Yes. As of 2026-09-14, Washington has 4 AI laws on the books (2 enacted, 2 signed and not yet effective). Leading instruments: AI Companion Chatbot Safety Act; AI Content Disclosure Act; Prior Authorization AI Transparency Act. Every entry is sourced to the official legislature page.
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Signed, not yet effective (2)
AI Companion Chatbot Safety Act
HB 2225 (Ch. 168, Laws of 2026)
Signed 2026-03-24 · Effective 2027-01-01
Requires AI companion chatbot operators to disclose non-human status at the start and at least every three hours (hourly for minors), maintain self-harm response protocols, and apply minor-specific safeguards; Consumer Protection Act enforcement with private damages.
Chatbots and consumer AI
Verified 2026-08-02
AI Content Disclosure Act
HB 1170 (Ch. 167, Laws of 2026)
Signed 2026-03-24 · Effective 2027-02-01
Requires large generative-AI providers to attach provenance data to AI-generated or materially altered content and to offer detection tools; duties phase in beginning February 1, 2027.
Deepfakes, elections, likeness
Verified 2026-08-02
Deepfakes, elections, likeness (1)
Synthetic Media in Electioneering Communications
SB 5152 (2023)
Signed 2023-05-09 · Effective 2023-07-23
Requires disclosure of synthetic (AI-manipulated) media in electioneering communications and gives depicted candidates a civil remedy.
Deepfakes, elections, likeness
Verified 2026-08-02
Healthcare and insurance AI (1)
Prior Authorization AI Transparency Act
SB 5395 (2026)
Signed 2026-03-26 · Effective 2026-06-11
Requires health carriers to report AI use in prior authorization to the Insurance Commissioner; only licensed clinicians may issue medical-necessity denials and AI may not be the sole means to deny, delay or modify care.
Healthcare and insurance AI
Verified 2026-08-02
Sources: state legislatures, NCSL, official journals. Dataset build 2026-09-14. Laws shown are enacted unless marked pending. Method and caveats: how this atlas is built.
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