{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/thcv/washington/","compound":{"slug":"thcv","name":"THCV (Tetrahydrocannabivarin)","same_as":"https://en.wikipedia.org/wiki/Tetrahydrocannabivarin"},"jurisdiction":{"code":"WA","name":"Washington"},"as_of":"2026-10-07","answer":"As of October 7, 2026, THCV (Tetrahydrocannabivarin) is in a legal gray area (sold in practice, exposed to an interpretive ban theory) in Washington as vape / inhalable. Gray: an inhalable with any detectable THC is a cannabis product (RCW 69.50.101(8)(a)); THCV not named. Controlling source: RCW 69.50.101(8)(a) and 69.50.575.","forms":[{"form":"vape","label":"Vape / inhalable","status":"gray","state_status":null,"federal_overlay":false,"headline":"Gray: an inhalable with any detectable THC is a cannabis product (RCW 69.50.101(8)(a)); THCV not named","rule_type":"permanent","tier":"under_review","schedule_class":null,"limit":null,"effective_date":null,"verified_at":"2026-10-07","confidence":"under_review","verbatim_excerpt":"'Cannabis products' means useable cannabis, cannabis concentrates, and cannabis-infused products as defined in this section, including any product intended to be consumed or absorbed inside the body by any means including inhalation, ingestion, or insertion, with any detectable amount of THC.","excerpt_source_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=69.50.575","citations":[{"title":"RCW 69.50.101(8)(a) and 69.50.575","url":"https://app.leg.wa.gov/rcw/default.aspx?cite=69.50.575","pinpoint":null,"publisher":"Washington State Legislature","type":"statute","primary":true,"official":true},{"title":"RCW 69.50.575 (Cannabis health and beauty aids); RCW 69.50.101(8)(a) (cannabis product definition -- detectable-THC trigger)","url":"https://app.leg.wa.gov/rcw/default.aspx?cite=69.50.575","pinpoint":null,"publisher":null,"type":"statute","primary":true,"official":true}],"history":[]}],"neighbors":[{"code":"ID","status":"gray"},{"code":"OR","status":"restricted"}],"laws":[{"citation":"RCW 15.140.020","title":"Definitions -- Hemp (delta-9-only); Hemp consumable (includes inhalation)","official_url":"https://app.leg.wa.gov/RCW/default.aspx?cite=15.140.020","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-02","text_hash":"8f2ff536faa0aba7df25addbeac7a2808725de47a7bd1fed5886453ea57e8a87"},{"citation":"RCW 69.50.101(4), (8)(a), (49); RCW 15.140.020 (SB 5367, 2023)","title":"RCW 69.50.101(4), (8)(a), (49); RCW 15.140.020 (SB 5367, 2023)","official_url":"https://app.leg.wa.gov/RCW/default.aspx?cite=69.50.101","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"f3042f0e75f2f10b80d825a815fff884984d625c8fb005d079be501632fe1f8d"},{"citation":"RCW 69.50.575","title":"69.50.575. Cannabis health and beauty aids.","official_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=69.50.575","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-18","text_hash":"ddf002e2f91de129eddb77f22035f58095847d82ebb7f75d4e4619d515a313af"},{"citation":"RCW 69.50.575 (Cannabis health and beauty aids); RCW 69.50.101(8)(a) (cannabis product definition -- detectable-THC trigger)","title":"Cannabis product definition","official_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=69.50.575","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"03e1ee28695e3aabc4c4fc835fb58f3932c762296d58a6c2012f96aeb491f282"}]}