WA Leg - HB 2429 Supporting children and youth behavioral health. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False 01 - January 13, 2026 - First reading, referred to Early Learning & Human Services. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 13 Jan 2026 00:00:00 -0800 01-January13,2026-Firstreading,referredtoEarlyLearning&HumanServices. 02 - January 20, 2026 - Public hearing in the House Committee on Early Learning & Human Services at 1:30 PM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 20 Jan 2026 00:00:00 -0800 02-January20,2026-PublichearingintheHouseCommitteeonEarlyLearning&HumanServicesat1:30PM. 03 - January 30, 2026 - Executive action taken in the House Committee on Early Learning & Human Services at 8:30 AM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Fri, 30 Jan 2026 00:00:00 -0800 03-January30,2026-ExecutiveactiontakenintheHouseCommitteeonEarlyLearning&HumanServicesat8:30AM. 04 - January 30, 2026 - ELHS - Majority; 1st substitute bill be substituted, do pass. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Fri, 30 Jan 2026 00:00:00 -0800 04-January30,2026-ELHS-Majority;1stsubstitutebillbesubstituted,dopass. 05 - February 3, 2026 - Referred to Appropriations. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 03 Feb 2026 00:00:00 -0800 05-February3,2026-ReferredtoAppropriations. 06 - February 5, 2026 - Public hearing in the House Committee on Appropriations at 10:30 AM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Thu, 05 Feb 2026 00:00:00 -0800 06-February5,2026-PublichearingintheHouseCommitteeonAppropriationsat10:30AM. 07 - February 7, 2026 - Executive action taken in the House Committee on Appropriations at 9:00 AM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Sat, 07 Feb 2026 00:00:00 -0800 07-February7,2026-ExecutiveactiontakenintheHouseCommitteeonAppropriationsat9:00AM. 08 - February 7, 2026 - APP - Majority; 2nd substitute bill be substituted, do pass. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Sat, 07 Feb 2026 00:00:00 -0800 08-February7,2026-APP-Majority;2ndsubstitutebillbesubstituted,dopass. 09 - February 9, 2026 - Referred to Rules 2 Review. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 09 Feb 2026 00:00:00 -0800 09-February9,2026-ReferredtoRules2Review. 10 - February 12, 2026 - Rules Committee relieved of further consideration. Placed on second reading. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Thu, 12 Feb 2026 00:00:00 -0800 10-February12,2026-RulesCommitteerelievedoffurtherconsideration.Placedonsecondreading. 11 - February 13, 2026 - 2nd substitute bill substituted (APP 26). https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Fri, 13 Feb 2026 00:00:00 -0800 11-February13,2026-2ndsubstitutebillsubstituted(APP26). 12 - February 13, 2026 - Rules suspended. Placed on Third Reading. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Fri, 13 Feb 2026 00:00:00 -0800 12-February13,2026-Rulessuspended.PlacedonThirdReading. 13 - February 13, 2026 - Third reading, passed; yeas, 94; nays, 0; absent, 0; excused, 4. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Fri, 13 Feb 2026 00:00:00 -0800 13-February13,2026-Thirdreading,passed;yeas,94;nays,0;absent,0;excused,4. 14 - February 17, 2026 - First reading, referred to Human Services. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 17 Feb 2026 00:00:00 -0800 14-February17,2026-Firstreading,referredtoHumanServices. 15 - February 24, 2026 - Executive action taken in the Senate Committee on Human Services at 1:30 PM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 24 Feb 2026 00:00:00 -0800 15-February24,2026-ExecutiveactiontakenintheSenateCommitteeonHumanServicesat1:30PM. 16 - February 24, 2026 - HS - Majority; do pass with amendment(s). https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 24 Feb 2026 00:00:00 -0800 16-February24,2026-HS-Majority;dopasswithamendment(s). 17 - February 24, 2026 - And refer to Ways & Means. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 24 Feb 2026 00:00:00 -0800 17-February24,2026-AndrefertoWays&Means. 18 - February 24, 2026 - Minority; do not pass. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 24 Feb 2026 00:00:00 -0800 18-February24,2026-Minority;donotpass. 19 - February 25, 2026 - Referred to Ways & Means. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Wed, 25 Feb 2026 00:00:00 -0800 19-February25,2026-ReferredtoWays&Means. 20 - February 26, 2026 - Public hearing in the Senate Committee on Ways & Means at 1:30 PM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Thu, 26 Feb 2026 00:00:00 -0800 20-February26,2026-PublichearingintheSenateCommitteeonWays&Meansat1:30PM. 21 - March 2, 2026 - Executive action taken in the Senate Committee on Ways & Means at 10:30 AM. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 02 Mar 2026 00:00:00 -0800 21-March2,2026-ExecutiveactiontakenintheSenateCommitteeonWays&Meansat10:30AM. 22 - March 2, 2026 - WM - Majority; do pass with amendment(s) by Human Services. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 02 Mar 2026 00:00:00 -0800 22-March2,2026-WM-Majority;dopasswithamendment(s)byHumanServices. 23 - March 2, 2026 - Passed to Rules Committee for second reading. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 02 Mar 2026 00:00:00 -0800 23-March2,2026-PassedtoRulesCommitteeforsecondreading. 24 - March 3, 2026 - Placed on second reading by Rules Committee. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 03 Mar 2026 00:00:00 -0800 24-March3,2026-PlacedonsecondreadingbyRulesCommittee. 25 - March 3, 2026 - Committee amendment(s) adopted with no other amendments. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 03 Mar 2026 00:00:00 -0800 25-March3,2026-Committeeamendment(s)adoptedwithnootheramendments. 26 - March 3, 2026 - Rules suspended. Placed on Third Reading. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 03 Mar 2026 00:00:00 -0800 26-March3,2026-Rulessuspended.PlacedonThirdReading. 27 - March 3, 2026 - Third reading, passed; yeas, 49; nays, 0; absent, 0; excused, 0. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Tue, 03 Mar 2026 00:00:00 -0800 27-March3,2026-Thirdreading,passed;yeas,49;nays,0;absent,0;excused,0. 28 - March 9, 2026 - House concurred in Senate amendments. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 09 Mar 2026 00:00:00 -0700 28-March9,2026-HouseconcurredinSenateamendments. 29 - March 9, 2026 - Passed final passage; yeas, 95; nays, 0; absent, 0; excused, 3. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Mon, 09 Mar 2026 00:00:00 -0700 29-March9,2026-Passedfinalpassage;yeas,95;nays,0;absent,0;excused,3. 30 - March 11, 2026 - Speaker signed. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Wed, 11 Mar 2026 00:00:00 -0700 30-March11,2026-Speakersigned. 31 - March 12, 2026 - President signed. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Thu, 12 Mar 2026 00:00:00 -0700 31-March12,2026-Presidentsigned. 32 - March 12, 2026 - Delivered to Governor. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Thu, 12 Mar 2026 00:00:00 -0700 32-March12,2026-DeliveredtoGovernor. 33 - March 18, 2026 - Governor signed. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Wed, 18 Mar 2026 00:00:00 -0700 33-March18,2026-Governorsigned. 34 - March 18, 2026 - Chapter 93, 2026 Laws. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Wed, 18 Mar 2026 00:00:00 -0700 34-March18,2026-Chapter93,2026Laws. 35 - March 18, 2026 - Effective date 6/11/2026. https://app.leg.wa.gov/billsummary?Year=2025&BillNumber=2429&Initiative=False Bill Description - Supporting children and youth behavioral health. Wed, 18 Mar 2026 00:00:00 -0700 35-March18,2026-Effectivedate6/11/2026.