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Chapter 173-423 WAC

Clean Vehicles Program

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Last update: 10/16/25

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WAC Sections

HTMLPDF173-423-010Purpose.
HTMLPDF173-423-020Applicability.
HTMLPDF173-423-025Effective date.
HTMLPDF173-423-030Adoption by reference.
HTMLPDF173-423-040Definitions and abbreviations.
HTMLPDF173-423-060Exemptions.
HTMLPDF173-423-070Low emission vehicles.
HTMLPDF173-423-075Zero-emission vehicle standards.
HTMLPDF173-423-081Medium- and heavy-duty vehicle emission standards.
HTMLPDF173-423-083Fleet reporting requirement.
HTMLPDF173-423-130Inspections and information requests.
HTMLPDF173-423-150Severability.