---
type: "Bill"
title: "Establishing a tax on millionaires."
description: "Establishing a tax on millionaires."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2025-2026"
identifier: "SB 6346"
citation: "Washington SB 6346 (2025-2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Pedersen"]
version_count: 4
action_count: 32
vote_count: 79
first_action: "2026-02-04"
last_action: "2026-03-30"
source: "openstates"
source_identifier: "ocd-bill/a68a61e4-d002-468c-b5b9-5dd0195d8994"
source_url: "https://app.leg.wa.gov/billsummary/?BillNumber=6346&Year=2025&Initiative=false"
source_hash: "f4905d194011759f2ec34c445479f32fb29e9fb315b28d620d8bf865f7a556f9"
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 6346 (2025-2026) — Establishing a tax on millionaires.

## 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/6346.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Bills/6346-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Bills/6346-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/Senate%20Passed%20Legislature/6346-S.PL.htm)

## Votes

- 2608 Reeves Pg 69 Ln 21 (#68) — **46–49** (fail) · lower
- Concur in House amendment(s) (#13) — **27–21** (pass) · upper
- 2554 Abell Pg 106 Ln 18 (#87) — **40–55** (fail) · lower
- Postpone Indefinitely (#17) — **38–58** (fail) · lower
- 2591 Waters Pg 3 Ln 12 (#22) — **42–53** (fail) · lower
- 2566 Griffey Pg 43 Ln 3 (#85) — **44–52** (fail) · lower
- 2604 Reeves Pg 12 Ln 24 (#51) — **47–49** (fail) · lower
- 2584 Walsh Pg 107 Ln 26 (#88) — **41–55** (fail) · lower
- 2586 Barnard Pg 67 Ln 28 (#86) — **45–50** (fail) · lower
- 2550 Ley Pg 5 Ln 15 (#25) — **38–57** (fail) · lower
- 2563 Dye Pg 107 Ln 31 (#81) — **93–0** (pass) · lower
- 2542 Marshall Pg 106 Ln 13 (#74) — **43–50** (fail) · lower
- 2594 Walen Pg 107 Ln 31 (#84) — **46–49** (fail) · lower
- 696 Gildon Pg 66 Ln 6 (#8) — **21–28** (fail) · upper
- 2611 Reeves Pg 69 Ln 21 (#71) — **46–49** (fail) · lower
- 2551 Ybarra Pg 107 Ln 31 (#80) — **37–56** (fail) · lower
- 2548 Walsh Pg 107 Ln 31 (#79) — **40–53** (fail) · lower
- 2537 Leavitt Pg 103 Ln 30 (#73) — **94–0** (pass) · lower
- 2601 Reeves Pg 106 Ln 22 (#75) — **41–53** (fail) · lower
- 2577 Steele Pg 107 Ln 31 (#83) — **38–57** (fail) · lower
- 2541 Jacobsen Pg 107 Ln 4 (#77) — **40–54** (fail) · lower
- 2538 Orcutt Pg 107 Ln 26 (#78) — **43–50** (fail) · lower
- 2592 Couture Pg 69 Ln 24 (#72) — **44–49** (fail) · lower
- 2615 Rule Pg 106 Ln 33 (#76) — **57–36** (pass) · lower
- 2600 Reeves Pg 3 Ln 9 (#20) — **59–37** (pass) · lower
- 695 MacEwen Pg 66 Ln 1 (#7) — **21–28** (fail) · upper
- 2583 Dent Pg 5 Ln 15 (#26) — **43–50** (fail) · lower
- 2587 Stokesbary Pg 5 Ln 15 (#27) — **40–53** (fail) · lower
- 2549 Manjarrez Pg 3 Ln 12 (#21) — **44–52** (fail) · lower
- 2567 Low Pg 107 Ln 31 (#82) — **37–57** (fail) · lower
- 2539 Berg Pg 3 Ln 21 (#23) — **94–1** (pass) · lower
- 2568 Orcutt Pg 2 Ln 6 (#19) — **40–56** (fail) · lower
- 2578 Walsh Pg 1 Ln 3 (#18) — **40–56** (fail) · lower
- 2585 Manjarrez Pg 4 Ln 22 (#24) — **40–55** (fail) · lower
- 2565 Penner Pg 5 Ln 29 (#32) — **39–55** (fail) · lower
- 2580 Chase Pg 69 Ln 20 (#65) — **44–51** (fail) · lower
- 2560 Corry Pg 13 Ln 25 (#55) — **45–51** (fail) · lower
- 2602 Reeves Pg 13 Ln 20 (#53) — **46–50** (fail) · lower
- Final Passage As Amended by the House (#14) — **27–21** (pass) · upper
- 2582 Corry Pg 69 Ln 19 (#64) — **47–49** (fail) · lower
- 2561 Keaton Pg 43 Ln 2 (#59) — **38–58** (fail) · lower
- 2576 Marshall Pg 5 Ln 33 (#34) — **40–54** (fail) · lower
- 2579 Abbarno Pg 43 Ln 2 (#60) — **42–54** (fail) · lower
- Final Passage as Amended by the House (#89) — **51–46** (pass) · lower
- 2571 Abell Pg 11 Ln 15 (#44) — **44–52** (fail) · lower
- 2573 Dufault Pg 12 Ln 20 (#49) — **45–51** (fail) · lower
- 2544 Graham Pg 43 Ln 2 (#57) — **39–58** (fail) · lower
- 2590 Penner Pg 12 Ln 19 (#47) — **42–54** (fail) · lower
- 2569 Orcutt Pg 11 Ln 15 (#43) — **44–52** (fail) · lower
- 2572 Engell Pg 69 Ln 5 (#63) — **93–1** (pass) · lower
- 2564 Stuebe Pg 69 Ln 21 (#67) — **43–52** (fail) · lower
- 3rd Reading & Final Passage (#9) — **27–22** (pass) · upper
- 2613 Reeves Pg 5 Ln 33 (#36) — **23–72** (fail) · lower
- 2562 Rude Pg 6 Ln 8 (#38) — **45–51** (fail) · lower
- 2610 Reeves Pg 69 Ln 21 (#70) — **44–51** (fail) · lower
- 2603 Reeves Pg 13 Ln 20 (#54) — **2–94** (fail) · lower
- 2555 Klicker Pg 5 Ln 17 (#28) — **43–51** (fail) · lower
- 2612 Reeves Pg 5 Ln 33 (#58) — **39–58** (fail) · lower
- 2558 Jacobsen Pg 7 Ln 3 (#39) — **42–54** (fail) · lower
- 2612 Reeves Pg 5 Ln 33 (#35) — **45–50** (fail) · lower
- 2540 Schmidt Pg 12 Ln 28 (#52) — **40–56** (fail) · lower
- 2588 Jacobsen Pg 8 Ln 1 (#41) — **47–49** (fail) · lower
- 2595 Connors Pg 7 Ln 3 (#40) — **44–52** (fail) · lower
- 2581 McClintock Pg 69 Ln 20 (#66) — **42–52** (fail) · lower
- 2589 Burnett Pg 26 Ln 36 (#56) — **38–59** (fail) · lower
- 2598 Walen Pg 64 Ln 21 (#61) — **43–54** (fail) · lower
- 2546 Couture Pg 5 Ln 26 (#30) — **38–56** (fail) · lower
- 2545 Barnard Pg 11 Ln 16 (#45) — **44–52** (fail) · lower
- 2575 Connors Pg 12 Ln 18 (#46) — **43–53** (fail) · lower
- 2574 Barkis Pg 5 Ln 18 (#29) — **41–53** (fail) · lower
- 2547 Ley Pg 5 Ln 26 (#31) — **38–56** (fail) · lower
- 2543 Marshall Pg 12 Ln 20 (#48) — **44–52** (fail) · lower
- 2609 Reeves Pg 69 Ln 21 (#69) — **46–49** (fail) · lower
- 2596 Walen Pg 12 Ln 24 (#50) — **47–49** (fail) · lower
- 2614 Reeves Pg 5 Ln 33 (#37) — **47–49** (fail) · lower
- 2597 Walen Pg 8 Ln 3 (#42) — **47–49** (fail) · lower
- 2552 Mendoza Pg 5 Ln 33 (#33) — **41–54** (fail) · lower
- 693 Warnick Pg 10 Ln 25 (#6) — **20–29** (fail) · upper
- 2556 Valdez Pg 64 Ln 36 (#62) — **41–56** (fail) · lower

## Sponsors

- Pedersen — primary (person)
- Alvarado — cosponsor (person)
- Bateman — cosponsor (person)
- C. Wilson — cosponsor (person)
- Chapman — cosponsor (person)
- Cleveland — cosponsor (person)
- Conway — cosponsor (person)
- Dhingra — cosponsor (person)
- Frame — cosponsor (person)
- Hasegawa — cosponsor (person)
- Hunt — cosponsor (person)
- Kauffman — cosponsor (person)
- Lovelett — cosponsor (person)
- Lovick — cosponsor (person)
- Nobles — cosponsor (person)
- Orwall — cosponsor (person)
- Riccelli — cosponsor (person)
- Robinson — cosponsor (person)
- Saldaña — cosponsor (person)
- Salomon — cosponsor (person)
- Shewmake — cosponsor (person)
- Slatter — cosponsor (person)
- Stanford — cosponsor (person)
- Trudeau — cosponsor (person)
- Valdez — cosponsor (person)
- Wellman — cosponsor (person)

## Timeline

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

- **2026-02-04** First reading, referred to Ways & Means. `reading-1`
- **2026-02-06** Public hearing in the Senate Committee on Ways & Means at 1:30 PM.
- **2026-02-09** Executive action taken in the Senate Committee on Ways & Means at 10:30 AM.
- **2026-02-09** WM - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2026-02-09** Minority; do not pass. `committee-passage-unfavorable`
- **2026-02-09** Minority; without recommendation. `committee-passage-unfavorable`
- **2026-02-09** Passed to Rules Committee for second reading.
- **2026-02-12** Placed on second reading by Rules Committee. `reading-2`
- **2026-02-16** 1st substitute bill substituted (WM 26). `substitution`
- **2026-02-16** Floor amendment(s) adopted.
- **2026-02-16** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-02-16** Third reading, passed; yeas, 27; nays, 22; absent, 0; excused, 0. `reading-3`
- **2026-02-17** First reading, referred to Finance. `reading-1`
- **2026-02-24** Public hearing in the House Committee on Finance at 8:00 AM.
- **2026-02-27** Executive action taken in the House Committee on Finance at 8:00 AM.
- **2026-02-27** FIN - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2026-02-27** Minority; do not pass. `committee-passage-unfavorable`
- **2026-02-27** Minority; without recommendation. `committee-passage-unfavorable`
- **2026-03-02** Referred to Rules 2 Review. `referral-committee`
- **2026-03-06** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2026-03-09** Committee amendment not adopted. `amendment-failure`
- **2026-03-09** Floor amendment(s) adopted.
- **2026-03-09** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-03-09** Third reading, passed; yeas, 51; nays, 46; absent, 0; excused, 1. `reading-3`
- **2026-03-11** Senate concurred in House amendments.
- **2026-03-11** Passed final passage; yeas, 27; nays, 21; absent, 0; excused, 1. `passage`
- **2026-03-12** President signed. `passage`
- **2026-03-12** Speaker signed. `passage`
- **2026-03-13** Delivered to Governor. `executive-receipt`
- **2026-03-30** Governor signed. `executive-signature`
- **2026-03-30** Chapter 238, 2026 Laws. `became-law`
- **2026-03-30** 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/a68a61e4-d002-468c-b5b9-5dd0195d8994`. Confidence: reported (aggregated from official Washington legislature records).