---
type: "Bill"
title: "Concerning electric power system transmission planning."
description: "Concerning electric power system transmission planning."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "SB 5165"
citation: "Washington SB 5165 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Nguyen"]
version_count: 3
action_count: 37
vote_count: 3
first_action: "2023-01-05"
last_action: "2023-05-03"
source: "openstates"
source_identifier: "ocd-bill/2c9daa43-7b6c-4b8d-9880-8cd2b3a1b2a1"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=5165&year=2023"
source_hash: "d3f628e56fc056d695867b012a69d40b60df165daacb457b6ce2e35b0f6c92ef"
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 5165 (2023-2024) — Concerning electric power system transmission planning.

## 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/5165.htm)
2. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Bills/5165-S.htm)
3. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Passed%20Legislature/5165-S.PL.htm)

## Votes

- 3rd Reading & Final Passage (#29) — **36–13** (pass) · upper
- Final Passage as Amended by the House (#23) — **70–28** (pass) · lower
- Final Passage as Amended by the House (#18) — **36–10** (pass) · upper

## Sponsors

- Nguyen — primary (person)
- Boehnke — cosponsor (person)
- Frame — cosponsor (person)
- Hasegawa — cosponsor (person)
- Keiser — cosponsor (person)
- Mullet — cosponsor (person)
- Nobles — cosponsor (person)
- Stanford — cosponsor (person)

## Timeline

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

- **2023-01-05** Prefiled for introduction. `filing`
- **2023-01-09** First reading, referred to Environment, Energy & Technology. `reading-1`
- **2023-01-18** Public hearing in the Senate Committee on Environment, Energy & Technology at 8:00 AM.
- **2023-02-07** Executive action taken in the Senate Committee on Environment, Energy & Technology at 1:30 PM.
- **2023-02-07** ENET - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2023-02-07** And refer to Ways & Means. `referral-committee`
- **2023-02-07** Minority; do not pass. `committee-passage-unfavorable`
- **2023-02-07** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-02-09** Referred to Ways & Means. `referral-committee`
- **2023-02-18** Public hearing in the Senate Committee on Ways & Means at 9:00 AM.
- **2023-02-24** Executive action taken in the Senate Committee on Ways & Means at 9:00 AM.
- **2023-02-24** WM - Majority; do pass 1st substitute bill proposed by Environment, Energy & Technology. `committee-passage-favorable`
- **2023-02-24** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-02-24** Passed to Rules Committee for second reading.
- **2023-03-01** Placed on second reading by Rules Committee. `reading-2`
- **2023-03-02** 1st substitute bill substituted (ENET 23). `substitution`
- **2023-03-02** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-03-02** Third reading, passed; yeas, 36; nays, 13; absent, 0; excused, 0. `reading-3`
- **2023-03-04** First reading, referred to Environment & Energy. `reading-1`
- **2023-03-13** Public hearing in the House Committee on Environment & Energy at 1:30 PM.
- **2023-03-21** Executive action taken in the House Committee on Environment & Energy at 4:00 PM.
- **2023-03-21** ENVI - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2023-03-24** Minority; do not pass. `committee-passage-unfavorable`
- **2023-03-24** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-03-27** Referred to Rules 2 Review. `referral-committee`
- **2023-04-03** Placed on second reading by Rules Committee. `reading-2`
- **2023-04-05** Committee amendment(s) adopted with no other amendments.
- **2023-04-05** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-04-05** Third reading, passed; yeas, 70; nays, 28; absent, 0; excused, 0. `reading-3`
- **2023-04-14** Senate concurred in House amendments.
- **2023-04-14** Passed final passage; yeas, 36; nays, 10; absent, 0; excused, 3. `passage`
- **2023-04-18** President signed. `passage`
- **2023-04-20** Speaker signed. `passage`
- **2023-04-20** Delivered to Governor. `executive-receipt`
- **2023-05-03** Governor signed. `executive-signature`
- **2023-05-03** Chapter 229, 2023 Laws. `became-law`
- **2023-05-03** Effective date 7/23/2023. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2c9daa43-7b6c-4b8d-9880-8cd2b3a1b2a1`. Confidence: reported (aggregated from official Washington legislature records).