{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/thca/south-dakota/","compound":{"slug":"thca","name":"THCa","same_as":"https://en.wikipedia.org/wiki/Tetrahydrocannabinolic_acid"},"jurisdiction":{"code":"SD","name":"South Dakota"},"as_of":"2026-09-23","answer":"As of September 23, 2026, THCa is legal to sell at retail with restrictions in South Dakota. Inhalable-flower form ban. Controlling source: SDCL 34-20B-118 - named ban on converting CBD/hemp into D8/D9/D10 or any THC isomer/analog/derivative.","forms":[{"form":"all","label":"All forms","status":"restricted","state_status":null,"federal_overlay":false,"headline":"Inhalable-flower form ban","rule_type":"permanent","tier":"concentration_cap","schedule_class":null,"limit":null,"effective_date":"2024-07-01","verified_at":"2026-09-23","confidence":"under_review","verbatim_excerpt":"No person or entity may: (1) Chemically modify or convert industrial hemp ... into delta-8 ... delta-9 ... delta-10 tetrahydrocannabinol, or any other tetrahydrocannabinol isomer, analog, or derivative; or (2) Sell or distribute industrial hemp or an industrial hemp product that contains chemically derived cannabinoids ... A violation of this section is a Class 2 misdemeanor. (SDCL 34-20B-118)","excerpt_source_url":"https://law.justia.com/codes/south-dakota/title-34/chapter-20b/section-34-20b-118/","citations":[{"title":"SDCL 34-20B-118 - named ban on converting CBD/hemp into D8/D9/D10 or any THC isomer/analog/derivative","url":"https://law.justia.com/codes/south-dakota/title-34/chapter-20b/section-34-20b-118/","pinpoint":null,"publisher":"Justia (mirror of S.D. Codified Laws; sdlegislature.gov is JS-only)","type":"legislation","primary":true,"official":true}],"history":[{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"}]}],"neighbors":[{"code":"IA","status":"illegal"},{"code":"MN","status":"illegal"},{"code":"MT","status":"illegal"},{"code":"NE","status":"restricted"},{"code":"ND","status":"illegal"},{"code":"WY","status":"illegal"}],"laws":[{"citation":"SDCL 34-20B-118","title":"Industrial hemp--Chemical modification or conversion--Sale or distribution--Penalty","official_url":"https://law.justia.com/codes/south-dakota/title-34/chapter-20b/section-34-20b-118/","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-07-02","text_hash":"9cd6735a9396ddf5d093dcdf7f7bf95807b1c07d6a49135a2bbe7f244576a924"},{"citation":"SDCL 38-35-1; SDCL 34-20B-118, -119 (HB 1125, 2024)","title":"SDCL 38-35-1; SDCL 34-20B-118, -119 (HB 1125, 2024)","official_url":"https://mylrc.sdlegislature.gov/api/Documents/293027.pdf?Year=2026","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"d0a5e15e18f70f7e8bf135b373ae0a38a1d4d9709dd20aa165e450bbc43f59ab"},{"citation":"SDCL 38-35-1(7) and 34-20B-1(3) and 34-20B (new section) (2024 HB 1125)","title":"Definition of 'industrial hemp product' and 'chemically derived cannabinoid'; prohibition on sale/distribution of chemically derived cannabinoids","official_url":"https://mylrc.sdlegislature.gov/api/Documents/261049.pdf","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-19","text_hash":"fa936d45f11134c1d49f883cc54e7afc3eeed1ac97f3af44899b34c42543864d"},{"citation":"SDCL 38-35-21","title":"Industrial hemp for smoking prohibited--Violation as misdemeanor","official_url":"https://sdlegislature.gov/Statutes/38-35-21","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-18","text_hash":"e4f4de8bffa756cf819a9ec631c31a5899a08b9cd4497de9febfb2cd586ee66b"}]}