---
type: "Bill"
title: "Updating the process for online voter registration by allowing voter applicants to provide the last four digits of social security number for authentication."
description: "Updating the process for online voter registration by allowing voter applicants to provide the last four digits of social security number for authentication."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "SB 5208"
citation: "Washington SB 5208 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Trudeau"]
version_count: 3
action_count: 38
vote_count: 3
first_action: "2023-01-06"
last_action: "2023-05-09"
source: "openstates"
source_identifier: "ocd-bill/fa02d46e-ad30-42f2-acbe-638bae9ab9fb"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=5208&year=2023"
source_hash: "1bc02f62db64a122cfa57f6fadcc9e142b24011f5109cf6b6c853bdbaa5ab407"
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 5208 (2023-2024) — Updating the process for online voter registration by allowing voter applicants to provide the last four digits of social security number for authentication.

## 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/5208.htm)
2. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Bills/5208-S.htm)
3. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Passed%20Legislature/5208-S.PL.htm)

## Votes

- Final Passage as Amended by the House (#25) — **27–18** (pass) · upper
- 3rd Reading & Final Passage (#12) — **29–18** (pass) · upper
- Final Passage as Amended by the House (#19) — **58–40** (pass) · lower

## Sponsors

- Trudeau — primary (person)
- C. Wilson — cosponsor (person)
- Conway — cosponsor (person)
- Frame — cosponsor (person)
- Hasegawa — cosponsor (person)
- Hunt — cosponsor (person)
- Keiser — cosponsor (person)
- King — cosponsor (person)
- Kuderer — cosponsor (person)
- Liias — cosponsor (person)
- Lovick — cosponsor (person)
- Nguyen — cosponsor (person)
- Nobles — cosponsor (person)
- Pedersen — cosponsor (person)
- Randall — cosponsor (person)
- Saldaña — cosponsor (person)
- Stanford — cosponsor (person)
- Valdez — cosponsor (person)
- Wellman — cosponsor (person)

## Timeline

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

- **2023-01-06** Prefiled for introduction. `filing`
- **2023-01-09** First reading, referred to State Government & Elections. `reading-1`
- **2023-01-17** Public hearing in the Senate Committee on State Government & Elections at 1:30 PM.
- **2023-01-20** Executive action taken in the Senate Committee on State Government & Elections at 8:00 AM.
- **2023-01-20** SGE - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2023-01-20** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-01-23** Passed to Rules Committee for second reading.
- **2023-01-25** Placed on second reading by Rules Committee. `reading-2`
- **2023-02-01** 1st substitute bill substituted (SGE 23). `substitution`
- **2023-02-01** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-02-01** Third reading, passed; yeas, 29; nays, 18; absent, 0; excused, 2. `reading-3`
- **2023-02-03** First reading, referred to State Government & Tribal Relations. `reading-1`
- **2023-03-10** Public hearing in the House Committee on State Government & Tribal Relations at 8:00 AM.
- **2023-03-15** Executive session scheduled, but no action was taken in the House Committee on State Government & Tribal Relations at 1:30 PM.
- **2023-03-21** Executive session scheduled, but no action was taken in the House Committee on State Government & Tribal Relations at 1:30 PM.
- **2023-03-22** Executive action taken in the House Committee on State Government & Tribal Relations at 1:30 PM.
- **2023-03-22** SGOV - Majority; do pass with amendment(s) by State Government & Tribal Relations. `committee-passage-favorable`
- **2023-03-22** Minority; do not pass. `committee-passage-unfavorable`
- **2023-03-22** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-03-24** Referred to Appropriations. `referral-committee`
- **2023-03-30** Public hearing in the House Committee on Appropriations at 1:30 PM.
- **2023-03-31** Executive action taken in the House Committee on Appropriations at 1:30 PM.
- **2023-03-31** APP - Majority; do pass with amendment(s) by State Government & Tribal Relations. `committee-passage-favorable`
- **2023-03-31** Minority; do not pass. `committee-passage-unfavorable`
- **2023-03-31** Minority; without recommendation. `committee-passage-unfavorable`
- **2023-04-04** Referred to Rules 2 Review. `referral-committee`
- **2023-04-10** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2023-04-10** Committee amendment(s) adopted with no other amendments.
- **2023-04-10** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-04-10** Third reading, passed; yeas, 58; nays, 40; absent, 0; excused, 0. `reading-3`
- **2023-04-14** Senate concurred in House amendments.
- **2023-04-14** Passed final passage; yeas, 27; nays, 18; absent, 1; excused, 3. `passage`
- **2023-04-18** President signed. `passage`
- **2023-04-20** Speaker signed. `passage`
- **2023-04-20** Delivered to Governor. `executive-receipt`
- **2023-05-09** Governor signed. `executive-signature`
- **2023-05-09** Chapter 363, 2023 Laws. `became-law`
- **2023-05-09** Effective date 7/15/2024. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/fa02d46e-ad30-42f2-acbe-638bae9ab9fb`. Confidence: reported (aggregated from official Washington legislature records).