---
type: "Bill"
title: "Modernizing and clarifying timely payment requirements for health carriers."
description: "Modernizing and clarifying timely payment requirements for health carriers."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2025-2026"
identifier: "SB 5845"
citation: "Washington SB 5845 (2025-2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Slatter"]
version_count: 4
action_count: 33
vote_count: 3
first_action: "2025-12-08"
last_action: "2026-03-23"
source: "openstates"
source_identifier: "ocd-bill/dbee4e84-88bc-43c8-970b-4a39c3b18fd5"
source_url: "https://app.leg.wa.gov/billsummary/?BillNumber=5845&Year=2025&Initiative=false"
source_hash: "60364276361ed7724c0735dd6b36362066744ff4e843908da398fade8635065d"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-wa"]
---

# Washington SB 5845 (2025-2026) — Modernizing and clarifying timely payment requirements for health carriers.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Bills/5845.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Bills/5845-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Bills/5845-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Passed%20Legislature/5845-S.PL.htm)

## Votes

- Final Passage as Amended by the House (#2) — **95–0** (pass) · lower
- 3rd Reading & Final Passage (#36) — **48–0** (pass) · upper
- Final Passage as Amended by the House (#18) — **49–0** (pass) · upper

## Sponsors

- Slatter — primary (person)
- Chapman — cosponsor (person)
- Cleveland — cosponsor (person)
- Harris — cosponsor (person)
- Hasegawa — cosponsor (person)
- Krishnadasan — cosponsor (person)
- Muzzall — cosponsor (person)
- Nobles — cosponsor (person)
- Riccelli — cosponsor (person)
- Valdez — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-12-08** Prefiled for introduction. `filing`
- **2026-01-12** First reading, referred to Health & Long-Term Care. `reading-1`
- **2026-01-20** Public hearing in the Senate Committee on Health & Long-Term Care at 10:30 AM.
- **2026-01-30** Executive action taken in the Senate Committee on Health & Long-Term Care at 8:00 AM.
- **2026-01-30** HLTC - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2026-02-02** Passed to Rules Committee for second reading.
- **2026-02-10** Placed on second reading by Rules Committee. `reading-2`
- **2026-02-11** 1st substitute bill substituted (HLTC 26). `substitution`
- **2026-02-11** Floor amendment(s) adopted.
- **2026-02-11** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-02-11** Third reading, passed; yeas, 48; nays, 0; absent, 0; excused, 1. `reading-3`
- **2026-02-14** First reading, referred to Health Care & Wellness. `reading-1`
- **2026-02-18** Public hearing in the House Committee on Health Care & Wellness at 1:30 PM.
- **2026-02-24** Executive action taken in the House Committee on Health Care & Wellness at 1:30 PM.
- **2026-02-24** HCW - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2026-02-24** Minority; without recommendation. `committee-passage-unfavorable`
- **2026-02-25** Referred to Appropriations. `referral-committee`
- **2026-02-27** Public hearing in the House Committee on Appropriations at 10:30 AM.
- **2026-03-02** Executive action taken in the House Committee on Appropriations at 10:30 AM.
- **2026-03-02** APP - Majority; do pass with amendment(s) by Health Care & Wellness. `committee-passage-favorable`
- **2026-03-02** Referred to Rules 2 Review. `referral-committee`
- **2026-03-04** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2026-03-05** Committee amendment(s) adopted as amended.
- **2026-03-05** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-03-05** Third reading, passed; yeas, 95; nays, 0; absent, 0; excused, 3. `reading-3`
- **2026-03-09** Senate concurred in House amendments.
- **2026-03-09** Passed final passage; yeas, 49; nays, 0; absent, 0; excused, 0. `passage`
- **2026-03-10** President signed. `passage`
- **2026-03-11** Speaker signed. `passage`
- **2026-03-12** Delivered to Governor. `executive-receipt`
- **2026-03-23** Governor signed. `executive-signature`
- **2026-03-23** Chapter 158, 2026 Laws. `became-law`
- **2026-03-23** Effective date 6/11/2026*. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dbee4e84-88bc-43c8-970b-4a39c3b18fd5`. Confidence: reported (aggregated from official Washington legislature records).