Washington · 2025-2026 Biennium (69th Legislature)
Informing users when content is developed or modified by artificial intelligence.
AN ACT Relating to informing users when content is developed or modified by artificial intelligence;
E2SHB 1170·House·Bill
Fiscal noteState YesLocal No
Effective dateFebruary 1, 2027
Primary sponsor
Legislative history
Jan 6, 2025
Prefiled for introduction.
Jan 13, 2025
First reading, referred to Technology, Economic Development, & Veterans.
Jan 28, 2025
TEDV - Executive action taken by committee.
Jan 28, 2025
TEDV - Majority; 1st substitute bill be substituted, do pass.
Jan 28, 2025
Minority; do not pass.
Jan 31, 2025
Referred to Rules 2 Review.
Jan 12, 2026
By resolution, reintroduced and retained in present status.
Jan 12, 2026
Rules Committee relieved of further consideration.
Jan 12, 2026
Referred to Technology, Economic Development, & Veterans.
Jan 16, 2026
TEDV - Executive action taken by committee.
Jan 16, 2026
TEDV - Majority; 2nd substitute bill be substituted, do pass.
Jan 16, 2026
Minority; do not pass.
Jan 20, 2026
Referred to Appropriations.
Feb 2, 2026
APP - Executive action taken by committee.
Feb 2, 2026
APP - Majority; do pass 2nd substitute bill proposed by Technology, Economic Development, & Veterans.
Feb 2, 2026
Minority; do not pass.
Feb 4, 2026
Referred to Rules 2 Review.
Feb 10, 2026
Rules Committee relieved of further consideration. Placed on second reading.
Feb 13, 2026
2nd substitute bill substituted.
Feb 13, 2026
Floor amendment(s) adopted.
Feb 13, 2026
Rules suspended. Placed on Third Reading.
Feb 13, 2026
Third reading, passed; yeas, 56; nays, 37; absent, 0; excused, 5.
Feb 17, 2026
First reading, referred to Environment, Energy & Technology.
Feb 24, 2026
ENET - Majority; do pass with amendment(s).
Feb 24, 2026
And refer to Ways & Means.
Feb 24, 2026
Minority; without recommendation.
Feb 25, 2026
Referred to Ways & Means.
Mar 2, 2026
WM - Majority; do pass with amendment(s).
Mar 2, 2026
Minority; without recommendation.
Mar 2, 2026
Passed to Rules Committee for second reading.
Mar 3, 2026
Placed on second reading by Rules Committee.
Mar 4, 2026
Committee amendment(s) adopted as amended.
Mar 4, 2026
Rules suspended. Placed on Third Reading.
Mar 4, 2026
Third reading, passed; yeas, 46; nays, 3; absent, 0; excused, 0.
Mar 11, 2026
House concurred in Senate amendments.
Mar 11, 2026
Passed final passage; yeas, 55; nays, 38; absent, 0; excused, 5.
Mar 11, 2026
Speaker signed.
Mar 11, 2026
President signed.
Mar 12, 2026
Delivered to Governor.
Mar 24, 2026
Governor signed.
Mar 24, 2026
Chapter 167, 2026 Laws.
Mar 24, 2026
Effective date 2/1/2027.
Bill text
Amendments
Floor amendment by Barnard (Adopted)Floor amendment by Barnard (Adopted)Floor amendment by Couture (Not adopted)Floor amendment by Couture (Adopted)Floor amendment by Keaton (Not adopted)Floor amendment by Keaton (Not adopted)Floor amendment by Keaton (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Penner (Not adopted)Floor amendment by Volz (Adopted)Floor amendment by Volz (Withdrawn)Floor amendment by Volz (Withdrawn)Floor amendment by Waters (Withdrawn)Floor amendment by Waters (Withdrawn)Committee amendment by Environment, Energy & Technology (Out of order)Floor amendment (Adopted and engrossed)Floor amendment by Liias (Adopted)Committee amendment by Ways & Means (Adopted as amended)
Bill reports
House Bill Analysis 2025 — Initial House Analysis 01-17-25House Bill Report — Reported by TEDV 01-28-25House Bill Analysis 2026 — Initial House Analysis 01-14-26House Bill Report — Reported by TEDV 01-16-26House Bill Report — Reported by APP 02-02-26Engrossed Second Substitute House Bill Report — Passed House 02-13-26Engrossed Second Substitute Senate Bill Report (Orig.) — Initial Bill Report 02-20-26Engrossed Second Substitute Senate Bill Report — Testimony Added 02-20-26Engrossed Second Substitute Senate Bill Report — Reported by ENET 02-24-26Engrossed Second Substitute Senate Bill Report — Initial Bill Report 02-27-26Engrossed Second Substitute Senate Bill Report — Testimony Added 02-27-26Engrossed Second Substitute Senate Bill Report — Reported by WM 03-02-26Engrossed Second Substitute House Bill Report — Amended by Senate 03-04-26Engrossed Second Substitute Senate Bill Report — Passed Senate 03-04-26Final Bill Report — Final Bill Report 2026Engrossed Second Substitute House Bill Report — Passed Legislature
Session law