Washington · Revised Code of Washington — Title 46, Motor Vehicles

RCW Title 46 § 46.25.110: Driving with alcohol or THC in system

What this law says, in plain English

A person cannot drive or operate a commercial motor vehicle while having alcohol or THC in their system. Law enforcement may issue a 24-hour out-of-service order for violations.

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This page is legal information, not legal advice. Code text is sourced from official publications and may lag amendments — always confirm at the official source linked above. Plain-English summaries and relationship data are AI-derived and reviewed on an ongoing basis; verify with a licensed attorney before acting.