Section 46.04.586. THC concentration.  


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  • "THC concentration" means nanograms of delta-9 tetrahydrocannabinol per milliliter of a person's whole blood. THC concentration does not include measurement of the metabolite THC-COOH, also known as carboxy-THC.
    [2013 c 3 § 3 (Initiative Measure No. 502, approved November 6, 2012).]
    NOTES:
    Intent2013 c 3 (Initiative Measure No. 502): See note following RCW 69.50.101.
2013 c 3 § 3 (Initiative Measure No. 502, approved November 6, 2012).