{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/thca/wyoming/","compound":{"slug":"thca","name":"THCa","same_as":"https://en.wikipedia.org/wiki/Tetrahydrocannabinolic_acid"},"jurisdiction":{"code":"WY","name":"Wyoming"},"as_of":"2026-09-23","answer":"As of September 23, 2026, THCa is illegal to sell at retail in Wyoming. Illegal: total-THC basis puts THCa flower over the 0.3% hemp ceiling. Effective 2024-07-01. Controlling source: Wyo. Stat. Sec. 11-51-101 - 'no synthetic substance' + total-THC post-decarb; SF0032 D8 Schedule I.","forms":[{"form":"all","label":"All forms","status":"illegal","state_status":null,"federal_overlay":false,"headline":"Illegal: total-THC basis puts THCa flower over the 0.3% hemp ceiling","rule_type":"permanent","tier":"schedule_i","schedule_class":null,"limit":null,"effective_date":"2024-07-01","verified_at":"2026-09-23","confidence":"confirmed","verbatim_excerpt":"'Hemp' ... means all parts ... of the plant cannabis sativa l. ... made from that plant with no synthetic substance and with a THC concentration of not more than three-tenths of one percent (0.3%) on a dry weight basis when using post-decarboxylation or another similarly reliable testing method. (Wyo. Stat. 11-51-101(a)(iii))","excerpt_source_url":"https://law.justia.com/codes/wyoming/title-11/chapter-51/section-11-51-101/","citations":[{"title":"Wyo. Stat. Sec. 11-51-101 - 'no synthetic substance' + total-THC post-decarb; SF0032 D8 Schedule I","url":"https://law.justia.com/codes/wyoming/title-11/chapter-51/section-11-51-101/","pinpoint":null,"publisher":"Justia (mirror of Wyo. Stat.; wyoleg.gov official)","type":"gov","primary":true,"official":true},{"title":"Senate File 0032, Senate Enrolled Act No. 24 (2024) — enrolled","url":"https://www.wyoleg.gov/2024/Enroll/SF0032.pdf","pinpoint":null,"publisher":"Wyoming Legislature","type":"statute","primary":true,"official":true}],"history":[{"date":"2026-09-23","field":"headline","from":"Restricted (effectively prohibitive): total-THC basis puts THCa flower over the 0.3% hemp ceiling","to":"Illegal: total-THC basis puts THCa flower over the 0.3% hemp ceiling"},{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"},{"date":"2026-09-23","field":"headline","from":"total-THC post-decarb kills THCa flower","to":"Restricted (effectively prohibitive): total-THC basis puts THCa flower over the 0.3% hemp ceiling"},{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"effectively_prohibitive","from":"false","to":"true"},{"date":"2026-07-25","field":"effective_date","from":null,"to":"2024-07-01"}]}],"neighbors":[{"code":"CO","status":"restricted"},{"code":"ID","status":"illegal"},{"code":"MT","status":"illegal"},{"code":"NE","status":"restricted"},{"code":"SD","status":"restricted"},{"code":"UT","status":"illegal"}],"laws":[{"citation":"W.S. 11-51-101, 11-51-102(b), 11-51-103(f), 35-7-1014(d)(xxi), 35-7-1063(b), as amended by 2024 Wyoming Senate Enrolled Act No. 24 (SF0032)","title":"Hemp production and controlled substances - definitions, licensing, prohibited activities, Schedule I tetrahydrocannabinols, hemp exception","official_url":"https://www.wyoleg.gov/2024/Enroll/SF0032.pdf","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-19","text_hash":"1d261613699de43da89d1b4a862b3dc39bdc6ee6cc5f1967a82065d07e908da2"},{"citation":"W.S. 11-51-101(a)(iii), (vii); 11-51-103(f) (SF 32, 2024)","title":"W.S. 11-51-101(a)(iii), (vii); 11-51-103(f) (SF 32, 2024)","official_url":"https://www.wyoleg.gov/2024/Enroll/SF0032.pdf","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"75cdc96ed3b2d8e4da588d8aaf37b8a2d742c6635b44399c7a22963d346d1d30"},{"citation":"Wyo. Stat. Sec. 11-51-101(a)","title":"Definitions -- Hemp ('no synthetic substance'); THC; Synthetic substance","official_url":"https://law.justia.com/codes/wyoming/title-11/chapter-51/section-11-51-101/","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-07-02","text_hash":"7a08ccf815e7eb2d8baa7490df8ab7253778de1d4f795ac66ad42f478d071a26"}]}