---
type: "Bill"
title: "Concerning biochar production from agricultural and forestry biomass."
description: "Concerning biochar production from agricultural and forestry biomass."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "SB 6121"
citation: "Washington SB 6121 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Van De Wege"]
version_count: 3
action_count: 35
vote_count: 2
first_action: "2024-01-10"
last_action: "2024-03-26"
source: "openstates"
source_identifier: "ocd-bill/640b200b-7889-4e5e-ad5d-aafa1e99d153"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=6121&year=2023"
source_hash: "f398dcb2da843894988bb7c889f5dafea29b5fdae5c7e267a0140ad2cf8789da"
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 6121 (2023-2024) — Concerning biochar production from agricultural and forestry biomass.

## 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/2023-24/Htm/Bills/Senate%20Bills/6121.htm)
2. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Bills/6121-S.htm)
3. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Passed%20Legislature/6121-S.PL.htm)

## Votes

- 3rd Reading & Final Passage (#15) — **49–0** (pass) · upper
- 3rd Reading & Final Passage (#26) — **96–0** (pass) · lower

## Sponsors

- Van De Wege — primary (person)
- Nobles — cosponsor (person)
- Randall — cosponsor (person)

## Timeline

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

- **2024-01-10** First reading, referred to Environment, Energy & Technology. `reading-1`
- **2024-01-19** Public hearing in the Senate Committee on Environment, Energy & Technology at 8:00 AM.
- **2024-01-30** Executive action taken in the Senate Committee on Environment, Energy & Technology at 1:30 PM.
- **2024-01-30** ENET - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2024-01-30** And refer to Ways & Means. `referral-committee`
- **2024-01-30** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-01-31** Referred to Ways & Means. `referral-committee`
- **2024-02-03** Public hearing in the Senate Committee on Ways & Means at 9:00 AM.
- **2024-02-05** Executive action taken in the Senate Committee on Ways & Means at 10:00 AM.
- **2024-02-05** WM - Majority; do pass 1st substitute bill proposed by Environment, Energy & Technology. `committee-passage-favorable`
- **2024-02-05** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-02-05** Passed to Rules Committee for second reading.
- **2024-02-09** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-13** 1st substitute bill substituted (ENET 24). `substitution`
- **2024-02-13** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-13** Third reading, passed; yeas, 49; nays, 0; absent, 0; excused, 0. `reading-3`
- **2024-02-15** First reading, referred to Environment & Energy. `reading-1`
- **2024-02-19** Public hearing in the House Committee on Environment & Energy at 1:30 PM.
- **2024-02-20** Executive action taken in the House Committee on Environment & Energy at 4:00 PM.
- **2024-02-20** ENVI - Majority; do pass. `committee-passage-favorable`
- **2024-02-21** Referred to Appropriations. `referral-committee`
- **2024-02-23** Public hearing in the House Committee on Appropriations at 1:30 PM.
- **2024-02-26** Executive action taken in the House Committee on Appropriations at 10:30 AM.
- **2024-02-26** APP - Majority; do pass. `committee-passage-favorable`
- **2024-02-26** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-02-26** Referred to Rules 2 Review. `referral-committee`
- **2024-02-29** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2024-03-01** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-03-01** Third reading, passed; yeas, 96; nays, 0; absent, 0; excused, 2. `reading-3`
- **2024-03-04** President signed. `passage`
- **2024-03-04** Speaker signed. `passage`
- **2024-03-07** Delivered to Governor. `executive-receipt`
- **2024-03-26** Governor signed. `executive-signature`
- **2024-03-26** Chapter 280, 2024 Laws. `became-law`
- **2024-03-26** Effective date 6/6/2024. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/640b200b-7889-4e5e-ad5d-aafa1e99d153`. Confidence: reported (aggregated from official Washington legislature records).