Washington legislation · 2025-26 Regular Session
Washington SB5880: Toxicology testing
Status: Signed into law, March 18, 2026
Concerning toxicology testing by certified or accredited laboratories.
What the bill says
An act Relating to toxicology testing by certified or accredited laboratories; amending RCW 46.61.506 and 46.61.506; providing an effective date; and providing an expiration date.
From the introduced text:
AN ACT Relating to toxicology testing by certified or accredited laboratories; amending RCW 46.61.506 and 46.61.506; providing an effective date; and providing an expiration date. Sec. 1. RCW 46.61.506 and 2020 c 80 s 33 are each amended to read as follows: (1) Upon the trial of any civil or criminal action or proceeding arising out of acts alleged to have been committed by any person while driving or in actual physical control of a vehicle while under the influence of intoxicating liquor or any drug, if the person's alcohol concentration is less than 0.08 or the person's THC concentration is less than 5.00, it is evidence that may be considered with other competent evidence in determining whether the person was under the influence of intoxicating liquor or any drug. (2)(a) The breath analysis of the person's alcohol concentration shall be based upon grams of alcohol per ((two hundred ten))210 liters of breath. (b) The blood analysis of the person's THC concentration shall be based upon nanograms per milliliter of whole blood. (c) The foregoing provisions of this section shall not be construed as limiting the introduction of any other competent evidence bearing upon the question whether the person was under the influence of intoxicating liquor or any drug. (3)(a) Analysis of the person's blood or breath to be considered …
Sponsors
- Keith Wagoner (R) · primary sponsor
Latest actions
- : Effective date 6/11/2026*.
- : Chapter 108, 2026 Laws.
- : Governor signed.
- : Delivered to Governor.
- : Speaker signed.
- : President signed.
- : Passed final passage; yeas, 49; nays, 0; absent, 0; excused, 0.
- : Senate concurred in House amendments.
- : Third reading, passed; yeas, 96; nays, 0; absent, 0; excused, 2.
- : Rules suspended. Placed on Third Reading.
Votes
- Final Passage as Amended by the House (March 9, 2026): 49 yea, 0 nay, passed
- Final Passage as Amended by the House (March 6, 2026): 96 yea, 0 nay, passed
- House Committee on Community Safety: Do pass (February 24, 2026): 9 yea, 0 nay, passed
- 3rd Reading & Final Passage (February 13, 2026): 48 yea, 0 nay, passed
- Senate Committee on Ways & Means: That Second Substitute Senate Bill No. 5880 be substituted therefor, and the second substitute bill do pass (February 9, 2026): 23 yea, 0 nay, passed
- Senate Committee on Law & Justice: That Substitute Senate Bill No. 5880 be substituted therefor, and the substitute bill do pass (January 15, 2026): 9 yea, 0 nay, passed
Subjects: HAZARDOUS MATERIALS
Common questions
- What is SB5880?
- SB5880 is a bill in the Washington Legislature (2025-26 Regular Session): Toxicology testing.
- What does SB5880 do?
- In its own words: An act Relating to toxicology testing by certified or accredited laboratories; amending RCW 46.61.506 and 46.61.506; providing an effective date; and providing an expiration date.
- What is the status of SB5880?
- Signed into law as of March 18, 2026. Latest action: Effective date 6/11/2026*. (March 18, 2026).
- Who sponsored SB5880?
- Keith Wagoner (R).
- Where is the official record for SB5880?
- On the Washington Legislature website: https://app.leg.wa.gov/billsummary?BillNumber=5880&Year=2025
Source: official Washington record. Tracked by Delilah, AI for legislation across all 50 states and Congress.