Federal update: DOJ partially rescheduled medical cannabis to Schedule III (April 28, 2026 final order). State-licensed medical operators may apply for expedited DEA registration through June 27, 2026; DEA hearing on full rescheduling set for June 29, 2026.
Your complete guide to cannabis in the Mount Rushmore State Official SDDOH data · No product sales · TryCannabis.org

Our Mission

CannabisSouthDakota.org provides accurate cannabis information for South Dakota residents and visitors navigating the state’s singular cannabis-policy history.

What This Site Is

CannabisSouthDakota.org is a state-level guide in the TryCannabis.org Cannabis Education Network. We provide:

  • SD Law — SDCL § 22-42-6 possession schedule; the unique "internal possession" doctrine under § 22-42-5.1 (Schroeder/Whistler); 5 ng/mL THC per se DUI threshold; concentrate Class 4 felony with 1-year mandatory minimum; school-zone enhancements; paraphernalia.
  • Medical Program — Initiated Measure 26 (2020, 70%/30%); SDCL ch. 34-20G; 18,759 patient cards / 219 practitioners (April 2026); in-person practitioner certification; 3 oz / 14-day rolling cap; visiting-patient program.
  • Products — broad allowed-form slate (flower, edibles, vapes, concentrates); no statutory potency caps (Carley 2026 bills failed 6-1 / 7-0); 4.5% sales tax + local.
  • Dispensaries — 70-81 active retail certificates; major operators (Genesis Farms, Puffy’s, FSST, Dakota Herb, Flower Shop); license caps and fees ($9K state + $50K Sioux Falls local).
  • Ballot History — Amendment A (2020, 54.18% yes, struck down in Thom v. Barnett); IM 27 (2022) and IM 29 (2024) defeats.
  • Tribal — FSST Native Nations Cannabis (state’s first sale July 1, 2022); Pine Ridge (March 2020 medical + recreational); 7 other tribes; absence of tribal-state cannabis compacts.
  • Cross-Border — MN adult-use (Aug 2023; first state-licensed retail Sept 2025); MT adult-use (Jan 2022); ND/NE/IA/WY restrictive; I-90 / I-29 highway interdiction; Sturgis Rally enforcement.
  • Cities — Sioux Falls (banking hub), Rapid City + Black Hills (federal land), Pierre (state capital + SDDOH HQ), Aberdeen + Brookings (college towns), Sturgis (rally).
  • Politics — Gov. Larry Rhoden (since Jan 25, 2025); Noem + Thom v. Barnett strategy; AG Marty Jackley; Sen. Carley repeal bills (failed); 2026 election with Constitutional Amendment L.
  • Hemp — SB 39 (March 2026) hemp-derived intoxicant restrictions + state industrial hemp program repeal.
  • Workplace — SDCL § 34-20G-24 expressly preserves employer drug-free workplace; Ellsworth AFB; Sanford / Avera healthcare; Citi / Wells Fargo banking.
  • Culture — Wounded Knee 1890 + AIM 1973 + Pine Ridge cannabis 2020; Sturgis Rally + 14.9M visitors / $5.1B tourism; Lutheran/Catholic religious-conservative reform-pace.
  • Resources — SDDOH (Whitney Brunner administrator), AG Jackley, SD Unified Judicial System (Thom v. Barnett, Schroeder, Whistler); CIASD industry trade group; SD NORML; SDBML; New Approach SD; ACLU of SD.

The Defining South Dakota Story

South Dakota occupies a singular place in American cannabis history. In November 2020, the same electorate that gave Donald Trump a 26-point margin simultaneously approved both medical cannabis (IM 26, 70%/30%) and adult-use cannabis (Amendment A, 54.18%/45.82%). On November 24, 2021, the South Dakota Supreme Court struck down Amendment A 4–1 in Thom v. Barnett, 2021 S.D. 65, on single-subject grounds. South Dakota became, and remains, the only U.S. state where voters approved adult-use legalization at the polls and the courts erased it.

The medical program survived. As of April 1, 2026, SDDOH reported 18,759 approved patient cards and 219 approved practitioners. Voters then rejected adult-use re-attempts twice more (IM 27 in 2022, IM 29 in 2024). Outside the medical program, SD law remains among the harshest in the nation, including the unique "internal possession" doctrine that makes ingestion of cannabis metabolites independently prosecutable. This is the story this site exists to tell.

Who We’re Written For

  • SD residents navigating the medical-only IM 26 framework + the unique "internal possession" exposure.
  • Patients with qualifying conditions considering IM 26 registration or already registered.
  • Defendants in cannabis cases — possession, paraphernalia, concentrates, DUI, ingestion, internal-possession.
  • Tribal-cannabis-program participants at FSST or Pine Ridge.
  • Hemp retailers facing SB 39 restrictions and the federal cliff.
  • Federal-employed South Dakotans — Ellsworth AFB, Sanford / Avera (federally-grant-funded), Citi / Wells Fargo (federally-regulated).
  • Reform-curious voters and activists — particularly those engaging with the 2026 election cycle and Constitutional Amendment L.
  • Cross-border travelers — particularly those considering MN or MT cannabis access.

What This Site Is Not

  • We are not a cannabis business. We don’t sell products.
  • We are not a law firm. We provide educational information, not legal advice.
  • We are not a medical practice. We provide educational information, not medical advice.
  • We are not advocacy-affiliated. We respect the work of CIASD, SD NORML, SDBML, MPP, ACLU of SD, and others, but we are not part of any of them.
  • We are not a campaign organization.

Methodology

  • SD sources — SDCL Title 22 + Title 32 + Title 34-20G; SDDOH; ARSD 44:90; SD Department of Revenue.
  • Court records — SD Unified Judicial System (Thom v. Barnett, State v. Schroeder, State v. Whistler); SD Supreme Court; Sixth Circuit Court (Klinger February 2021 ruling).
  • Industry sources — CIASD; Marijuana Policy Project; Cannabis Business Times; KELOLAND; The Dakota Scout.
  • Civil-society sources — ACLU of South Dakota; SDBML; New Approach South Dakota.
  • Federal sources — DEA; USDA; DOJ; Federal Register Schedule III rule (April 28, 2026).
  • Press — KELOLAND, Sioux Falls Argus Leader, Rapid City Journal, Aberdeen American News, Mitchell Daily Republic.
  • Polling — SDBML / SDDOH metrics; KELO / Dakota Scout polling on cannabis ballot measures.

Last Verified

Each page on this site shows a "Last verified" date. SD cannabis law evolves session-by-session. The November 2026 election (gubernatorial primary + Constitutional Amendment L) and the federal Schedule III rescheduling implementation make the next 12 months particularly volatile. We aim to keep content current but always recommend verifying current statutes with SDDOH, the SD Legislature, or a SD attorney before relying on any statement here for legal decisions.

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