WA HB 1170

enacted

Informing users when content is developed or modified by artificial intelligence.

Washington · 2026 Regular Session · lower

Quick answers

Did WA HB 1170 pass?

Yes. WA HB 1170 has been enacted into law as of 2026-03-24. Latest recorded action (2026-03-24): Effective date 2/1/2027.

What is WA HB 1170 about?

WA HB 1170 is a bill in the 2026 Regular Session titled “Informing users when content is developed or modified by artificial intelligence.”.

Who sponsors WA HB 1170?

Shavers is the primary sponsor of WA HB 1170, joined by 8 cosponsors.

Introduced: —
Latest action: 2026-03-24 — Effective date 2/1/2027.
Bill type: bill
Last updated: —

Committees

Not provided by source.

Action timeline

2025-01-06
Prefiled for introduction.
filing
2025-01-13
First reading, referred to Technology, Economic Development, & Veterans.
reading-1,referral-committee
2025-01-17
Public hearing in the House Committee on Technology, Economic Development, & Veterans at 10:30 AM.
2025-01-28
Executive action taken in the House Committee on Technology, Economic Development, & Veterans at 10:30 AM.
2025-01-28
TEDV - Majority; 1st substitute bill be substituted, do pass.
substitution
2025-01-28
Minority; do not pass.
committee-passage-unfavorable
2025-01-31
Referred to Rules 2 Review.
referral-committee
2026-01-12
By resolution, reintroduced and retained in present status.
2026-01-12
Rules Committee relieved of further consideration.
2026-01-12
Referred to Technology, Economic Development, & Veterans.
referral-committee
2026-01-14
Public hearing in the House Committee on Technology, Economic Development, & Veterans at 8:00 AM.
2026-01-16
Executive action taken in the House Committee on Technology, Economic Development, & Veterans at 10:30 AM.
2026-01-16
TEDV - Majority; 2nd substitute bill be substituted, do pass.
substitution
2026-01-16
Minority; do not pass.
committee-passage-unfavorable
2026-01-20
Referred to Appropriations.
referral-committee
2026-01-26
Public hearing in the House Committee on Appropriations at 4:00 PM.
2026-02-02
Executive action taken in the House Committee on Appropriations at 4:00 PM.
2026-02-02
APP - Majority; do pass 2nd substitute bill proposed by Technology, Economic Development, & Veterans.
committee-passage-favorable
2026-02-02
Minority; do not pass.
committee-passage-unfavorable
2026-02-04
Referred to Rules 2 Review.
referral-committee
2026-02-10
Rules Committee relieved of further consideration. Placed on second reading.
reading-2
2026-02-13
2nd substitute bill substituted (TEDV 26).
substitution
2026-02-13
Floor amendment(s) adopted.
2026-02-13
Rules suspended. Placed on Third Reading.
reading-3
2026-02-13
Third reading, passed; yeas, 56; nays, 37; absent, 0; excused, 5.
reading-3
2026-02-17
First reading, referred to Environment, Energy & Technology.
reading-1,referral-committee
2026-02-20
Public hearing in the Senate Committee on Environment, Energy & Technology at 10:30 AM.
2026-02-24
Executive action taken in the Senate Committee on Environment, Energy & Technology at 1:30 PM.
2026-02-24
ENET - Majority; do pass with amendment(s).
committee-passage-favorable
2026-02-24
And refer to Ways & Means.
referral-committee
2026-02-24
Minority; without recommendation.
committee-passage-unfavorable
2026-02-25
Referred to Ways & Means.
referral-committee
2026-02-27
Public hearing in the Senate Committee on Ways & Means at 2:30 PM.
2026-03-02
Executive action taken in the Senate Committee on Ways & Means at 10:30 AM.
2026-03-02
WM - Majority; do pass with amendment(s).
committee-passage-favorable
2026-03-02
Minority; without recommendation.
committee-passage-unfavorable
2026-03-02
Passed to Rules Committee for second reading.
2026-03-03
Placed on second reading by Rules Committee.
reading-2
2026-03-04
Committee amendment(s) adopted as amended.
2026-03-04
Rules suspended. Placed on Third Reading.
reading-3
2026-03-04
Third reading, passed; yeas, 46; nays, 3; absent, 0; excused, 0.
reading-3
2026-03-11
House concurred in Senate amendments.
2026-03-11
Passed final passage; yeas, 55; nays, 38; absent, 0; excused, 5.
passage
2026-03-11
Speaker signed.
passage
2026-03-11
President signed.
passage
2026-03-12
Delivered to Governor.
executive-receipt
2026-03-24
Governor signed.
executive-signature
2026-03-24
Chapter 167, 2026 Laws.
became-law
2026-03-24
Effective date 2/1/2027.
became-law

Versions

Second Substitute Passed LegislatureCompare
BillCompare
Second Substitute BillCompare
Engrossed Second Substitute BillCompare
Substitute BillCompare
(document, no version)Compare

Votes

3rd Reading & Final Passage (#9)
2026-02-13 · pass · 56-37
Member-level votes (98)
- Abbarno: no
- Abell: no
- Barkis: no
- Barnard: no
- Berg: yes
- Bergquist: yes
- Bernbaum: yes
- Berry: yes
- Bronoske: yes
- Burnett: no
- Callan: yes
- Chase: no
- Connors: no
- Corry: other
- Cortes: yes
- Couture: no
- Davis: yes
- Dent: other
- Doglio: yes
- Donaghy: yes
- Duerr: yes
- Dufault: no
- Dye: no
- Engell: no
- Entenman: yes
- Eslick: other
- Farivar: yes
- Fey: yes
- Fitzgibbon: yes
- Fosse: yes
- Goodman: yes
- Graham: no
- Gregerson: yes
- Griffey: no
- Hackney: yes
- Hall: yes
- Hill: yes
- Jacobsen: no
- Jinkins: yes
- Keaton: no
- Klicker: no
- Kloba: yes
- Leavitt: yes
- Lekanoff: yes
- Ley: no
- Low: no
- Macri: yes
- Manjarrez: no
- Marshall: no
- McClintock: no
- McEntire: no
- Mena: yes
- Mendoza: no
- Morgan: yes
- Nance: yes
- Obras: yes
- Orcutt: no
- Ormsby: yes
- Ortiz-Self: yes
- Parshley: yes
- Paul: yes
- Penner: no
- Peterson: yes
- Pollet: yes
- Ramel: yes
- Reed: yes
- Reeves: yes
- Richards: yes
- Rude: no
- Rule: other
- Ryu: yes
- Salahuddin: yes
- Santos: yes
- Schmick: no
- Schmidt: no
- Scott: yes
- Shavers: yes
- Simmons: yes
- Springer: yes
- Stearns: yes
- Steele: no
- Stokesbary: no
- Stonier: yes
- Street: yes
- Stuebe: no
- Taylor: yes
- Thai: yes
- Tharinger: other
- Thomas: yes
- Timmons: yes
- Valdez: no
- Volz: no
- Walen: no
- Walsh: no
- Waters: no
- Wylie: yes
- Ybarra: no
- Zahn: yes
3rd Reading & Final Passage as Amended by the Senate (#28)
2026-03-04 · pass · 46-3
Member-level votes (49)
- Alvarado: yes
- Bateman: yes
- Boehnke: yes
- Braun: yes
- Chapman: yes
- Christian: no
- Cleveland: yes
- Conway: yes
- Cortes: yes
- Dhingra: yes
- Dozier: yes
- Fortunato: yes
- Frame: yes
- Gildon: yes
- Goehner: yes
- Hansen: yes
- Harris: yes
- Hasegawa: yes
- Holy: yes
- Hunt: yes
- Kauffman: yes
- King: yes
- Krishnadasan: yes
- Liias: yes
- Lovelett: yes
- Lovick: yes
- MacEwen: no
- McCune: no
- Muzzall: yes
- Nobles: yes
- Orwall: yes
- Pedersen: yes
- Riccelli: yes
- Robinson: yes
- Saldaña: yes
- Salomon: yes
- Schoesler: yes
- Shewmake: yes
- Short: yes
- Slatter: yes
- Stanford: yes
- Torres: yes
- Trudeau: yes
- Valdez: yes
- Wagoner: yes
- Warnick: yes
- Wellman: yes
- Wilson, C.: yes
- Wilson, J.: yes
Final Passage as Amended by the Senate (#1)
2026-03-11 · pass · 55-38
Member-level votes (98)
- Abbarno: no
- Abell: no
- Barkis: no
- Barnard: no
- Berg: yes
- Bergquist: yes
- Bernbaum: yes
- Berry: yes
- Bronoske: yes
- Burnett: no
- Callan: yes
- Chase: no
- Connors: no
- Corry: no
- Cortes: yes
- Couture: no
- Davis: yes
- Dent: no
- Doglio: yes
- Donaghy: yes
- Duerr: yes
- Dufault: no
- Dye: no
- Engell: no
- Entenman: yes
- Eslick: no
- Farivar: yes
- Fey: yes
- Fitzgibbon: yes
- Fosse: other
- Goodman: yes
- Graham: no
- Gregerson: yes
- Griffey: no
- Hackney: yes
- Hall: yes
- Hill: yes
- Jacobsen: no
- Jinkins: yes
- Keaton: no
- Klicker: no
- Kloba: yes
- Leavitt: yes
- Lekanoff: yes
- Ley: no
- Low: no
- Macri: yes
- Manjarrez: no
- Marshall: no
- McClintock: no
- McEntire: other
- Mena: yes
- Mendoza: no
- Morgan: other
- Nance: other
- Obras: yes
- Orcutt: no
- Ormsby: yes
- Ortiz-Self: yes
- Parshley: yes
- Paul: yes
- Penner: no
- Peterson: yes
- Pollet: yes
- Ramel: yes
- Reed: yes
- Reeves: yes
- Richards: yes
- Rude: no
- Rule: yes
- Ryu: yes
- Salahuddin: yes
- Santos: yes
- Schmick: no
- Schmidt: no
- Scott: yes
- Shavers: yes
- Simmons: yes
- Springer: yes
- Stearns: yes
- Steele: no
- Stokesbary: no
- Stonier: yes
- Street: yes
- Stuebe: no
- Taylor: yes
- Thai: yes
- Tharinger: other
- Thomas: yes
- Timmons: yes
- Valdez: no
- Volz: no
- Walen: yes
- Walsh: no
- Waters: no
- Wylie: yes
- Ybarra: no
- Zahn: yes

Related bills

No related bills recorded for this bill.

Official source

https://app.leg.wa.gov/billsummary/?BillNumber=1170&Year=2025&Initiative=false

Attribution

Data from openstates_bulk_csv, retrieved 2026-07-24T05:37:10.718715Z

Inspect retained evidence for changes recorded after evidence tracking began:

Source and document changes Status and relationship changes

Use this data

Every field on this page is available from the free public API — no key or licence required. Fetch this bill as JSON: GET /api/v1/bills?jurisdiction=WA&identifier=HB 1170. See the API docs or the MCP server for AI assistants.

Known limitations

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