Washington legislation · 2025-26 Regular Session
Washington HB1170: AI content notices
Status: Signed into law, March 24, 2026
Informing users when content is developed or modified by artificial intelligence.
What the bill says
An act Relating to informing users when content is developed or modified by artificial intelligence; and adding a new chapter to Title 19 RCW. NEW SECTION.
From the introduced text:
AN ACT Relating to informing users when content is developed or modified by artificial intelligence; and adding a new chapter to Title 19 RCW. NEW SECTION. Sec. 1. The definitions in this section apply throughout this chapter unless the context clearly requires otherwise. (1) "Artificial intelligence system" or "AI system" means an engineered or machine-based system that varies in its level of autonomy and that can, for explicit or implicit objectives, infer from the input it receives how to generate outputs that can influence physical or virtual environments. (2) "Covered provider" means a person that creates, codes, or otherwise produces a generative artificial intelligence system that has over 1,000,000 monthly visitors or users and is publicly accessible within the geographic boundaries of the state. "Covered provider" does not mean government agencies or tribal nations. (3) "Generative artificial intelligence system" means an artificial intelligence system that can generate derived synthetic content, including text, images, video, and audio, that emulates the structure and characteristics of the artificial intelligence system's training data. (4) "Latent" means present but not manifest. (5) "Manifest" means easily perceived, understood, or recognized by a natural person. (6) "Metadata" means structural or descriptive information about data. (7) "Personal information" has the same meaning as defined in RCW 19.255.005. (8) "Personal provenance data" means provenance data that contains either of …
Sponsors
- Clyde Shavers (D) · primary sponsor
- Jamila Taylor (D)
- Cindy Ryu (D)
- Alex Ramel (D)
- Mary Fosse (D)
- Sharon Wylie (D)
- Gerry Pollet (D)
- Timm Ormsby (D)
- Natasha Hill (D)
Latest actions
- : Effective date 2/1/2027.
- : Chapter 167, 2026 Laws.
- : Governor signed.
- : Delivered to Governor.
- : President signed.
- : Speaker signed.
- : Passed final passage; yeas, 55; nays, 38; absent, 0; excused, 5.
- : House concurred in Senate amendments.
- : Third reading, passed; yeas, 46; nays, 3; absent, 0; excused, 0.
- : Rules suspended. Placed on Third Reading.
Votes
- Final Passage as Amended by the Senate (March 11, 2026): 55 yea, 38 nay, passed
- 3rd Reading & Final Passage as Amended by the Senate (March 4, 2026): 46 yea, 3 nay, passed
- Senate Committee on Ways & Means: Do pass as amended (March 2, 2026): 23 yea, 0 nay, passed
- Senate Committee on Environment, Energy & Technology: Do pass as amended (February 24, 2026): 8 yea, 0 nay, passed
- 3rd Reading & Final Passage (February 13, 2026): 56 yea, 37 nay, passed
- House Committee on Appropriations: The second substitute bill by Committee on Technology, Economic Development, & Veterans be substituted therefor and the second substitute bill do pass (February 2, 2026): 18 yea, 9 nay, passed
Subjects: BUSINESSES
Common questions
- What is HB1170?
- HB1170 is a bill in the Washington Legislature (2025-26 Regular Session): AI content notices.
- What does HB1170 do?
- In its own words: An act Relating to informing users when content is developed or modified by artificial intelligence; and adding a new chapter to Title 19 RCW. NEW SECTION.
- What is the status of HB1170?
- Signed into law as of March 24, 2026. Latest action: Effective date 2/1/2027. (March 24, 2026).
- Who sponsored HB1170?
- Clyde Shavers (D), with 8 co-sponsors.
- Where is the official record for HB1170?
- On the Washington Legislature website: https://app.leg.wa.gov/billsummary?BillNumber=1170&Year=2025
Source: official Washington record. Tracked by Delilah, AI for legislation across all 50 states and Congress.