Washington HB2429: Youth behavioral health

What the bill says

An act Relating to supporting children and youth behavioral health; amending RCW 74.09.4951 and 71.36.025; adding new sections to chapter 43.06 RCW; and providing an expiration date.

From the introduced text:

AN ACT Relating to supporting children and youth behavioral health; amending RCW 74.09.4951 and 71.36.025; adding new sections to chapter 43.06 RCW; and providing an expiration date. Sec. 1. RCW 74.09.4951 and 2024 c 372 s 1 are each amended to read as follows: (1) The children and youth behavioral health work group is established (b) Strengthen and build a coordinated systemic approach to providing behavioral health care and supports that ensure that all children, youth, young adults, and their families have timely access to high quality, equitable, well-resourced behavioral health education, care, and supports across the continuum when and where they need it, including prenatal care; ((and)) (c) Advise and provide recommendations to the children and youth behavioral health leadership council established in section 5 of this act regarding implementation of the Washington thriving strategic plan developed under subsection (6) of this section and the system of care that the strategic plan outlines; and (d) Advise the legislature on statewide behavioral health services for this population. (2) The work group shall consist of members and alternates as provided in this subsection. Members must represent the regional, racial, and cultural diversity of all children and families in the state. (a) The president of the senate shall appoint one member and one alternate from each of the two largest caucuses in …

Read the full official text

Sponsors

• Lisa Callan (D) · primary sponsor
• Carolyn Eslick (R)
• My-Linh Thai (D)
• Leavitt, Mari (D)
• Steve Tharinger (D)
• Hall, Zach (D)
• Janice Zahn (D)
• Liz Berry (D)
• Alicia Rule (D)
• Sharlett Mena (D)
• Lisa Parshley (D)
• Cindy Ryu (D)

Latest actions

1. March 18, 2026: Effective date 6/11/2026.
2. March 18, 2026: Chapter 93, 2026 Laws.
3. March 18, 2026: Governor signed.
4. March 12, 2026: Delivered to Governor.
5. March 12, 2026: President signed.
6. March 11, 2026: Speaker signed.
7. March 9, 2026: Passed final passage; yeas, 95; nays, 0; absent, 0; excused, 3.
8. March 9, 2026: House concurred in Senate amendments.
9. March 3, 2026: Third reading, passed; yeas, 49; nays, 0; absent, 0; excused, 0.
10. March 3, 2026: Rules suspended. Placed on Third Reading.

Votes

• Final Passage as Amended by the Senate (March 9, 2026): 95 yea, 0 nay, passed
• 3rd Reading & Final Passage as Amended by the Senate (March 3, 2026): 49 yea, 0 nay, passed
• Senate Committee on Ways & Means: Do pass as amended by Committee on Human Services (March 2, 2026): 24 yea, 0 nay, passed
• Senate Committee on Human Services: Do pass as amended (February 24, 2026): 4 yea, 1 nay, passed
• 3rd Reading & Final Passage (February 13, 2026): 94 yea, 0 nay, passed
• House Committee on Appropriations: The second substitute bill be substituted therefor and the second substitute bill do pass and do not pass the substitute bill by Committee on Early Learning & Human Services (February 7, 2026): 27 yea, 0 nay, passed

Common questions

What is HB2429?

HB2429 is a bill in the Washington Legislature (2025-26 Regular Session): Youth behavioral health.

What does HB2429 do?

In its own words: An act Relating to supporting children and youth behavioral health; amending RCW 74.09.4951 and 71.36.025; adding new sections to chapter 43.06 RCW; and providing an expiration date.

What is the status of HB2429?

Signed into law as of March 18, 2026. Latest action: Effective date 6/11/2026. (March 18, 2026).

Who sponsored HB2429?

Lisa Callan (D), with 11 co-sponsors.

Where is the official record for HB2429?

On the Washington Legislature website: https://app.leg.wa.gov/billsummary?BillNumber=2429&Year=2025