{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/thcp/illinois/","compound":{"slug":"thcp","name":"THCP","same_as":"https://en.wikipedia.org/wiki/Tetrahydrocannabiphorol"},"jurisdiction":{"code":"IL","name":"Illinois"},"as_of":"2026-10-08","answer":"As of October 8, 2026, THCP is legal to sell at retail with restrictions in Illinois. 21+ only since June 12, 2026 (Illinois Hemp Act, P.A. 104-463); from Nov 12, 2026 over 0.4 mg per container is cannabis and smokable or vape. Controlling source: Illinois Hemp Act overview (P.A. 104-463, SB 3222).","forms":[{"form":"all","label":"All forms","status":"restricted","state_status":null,"federal_overlay":false,"headline":"21+ only since June 12, 2026 (Illinois Hemp Act, P.A. 104-463); from Nov 12, 2026 over 0.4 mg per container is cannabis and smokable or vape","rule_type":"permanent","tier":"consumption_restricted","schedule_class":null,"limit":null,"effective_date":"2026-06-12","verified_at":"2026-10-08","confidence":"confirmed","verbatim_excerpt":"THC means delta-9 tetrahydrocannabinol (505 ILCS 89/5); no derivative/synthetic exclusion","excerpt_source_url":"https://law.justia.com/codes/illinois/chapter-505/act-505-ilcs-89/","citations":[{"title":"Illinois Hemp Act overview (P.A. 104-463, SB 3222)","url":"https://agr.illinois.gov/content/dam/soi/en/web/agr/plants/documents/2026-06-il-hemp-act-overview.pdf","pinpoint":null,"publisher":"Illinois Department of Agriculture","type":"gov","primary":true,"official":true}],"history":[{"date":"2026-10-08","field":"status","from":"legal","to":"restricted"},{"date":"2026-10-08","field":"tier","from":"unscheduled","to":"consumption_restricted"},{"date":"2026-10-08","field":"headline","from":"THCP not scheduled; delta-9-only definition; no derivative ban","to":"21+ only since June 12, 2026 (Illinois Hemp Act, P.A. 104-463); from Nov 12, 2026 over 0.4 mg per container is cannabis and smokable or vape hemp is banned"},{"date":"2026-10-08","field":"effective_date","from":null,"to":"2026-06-12"}]}],"neighbors":[{"code":"IN","status":"restricted"},{"code":"IA","status":"illegal"},{"code":"KY","status":"restricted"},{"code":"MO","status":"restricted"},{"code":"WI","status":"gray"}],"laws":[{"citation":"505 ILCS 89/5","title":"Industrial Hemp Act -- Definitions","official_url":"https://www.ilga.gov/legislation/ilcs/fulltext.asp?DocName=050500890K5","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-19","text_hash":"6fad54c24a9e05a556246276434ca7301d893a0f11f0a5b98229f10c5ea70a7f"},{"citation":"Public Act 104-463 (SB 3222), Illinois Hemp Act Secs. 15, 20 (eff. 2026-11-12); 21+ provisions eff. 2026-06-12","title":"Public Act 104-463 (SB 3222), Illinois Hemp Act Secs. 15, 20 (eff. 2026-11-12); 21+ provisions eff. 2026-06-12","official_url":"https://agr.illinois.gov/content/dam/soi/en/web/agr/plants/documents/2026-06-il-hemp-act-overview.pdf","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"5fae240508118a3981df17d2906f4c22fdbb8a60f1432d2bd7ea858c73f26c5c"}]}