South Dakota Cannabis & Substances Laws (2026)

A comprehensive legal reference for cannabis & substances in the state of South Dakota. This guide covers current statutes, penalties, and restrictions for 7 different categories.

CBD Products

RESTRICTED

South Dakota allows hemp-derived CBD products with less than 0.3% THC under state law, but the sale and possession are regulated. The state requires products to be registered and tested, and prohibits THC levels above federal limits. See SD Codified Laws § 34-20G.

Possession

Legal to possess hemp-derived CBD with less than 0.3% THC; possession of higher THC content is illegal.

Sale

Sale allowed if products are registered with the state and comply with testing requirements.

Penalties

Possession or sale of non-compliant products can result in misdemeanor charges and fines up to $1,000.

Age Restriction

18+ to purchase CBD products.

South Dakota has banned Delta-8 THC under its controlled substances laws. The state classifies Delta-8 THC as a Schedule I controlled substance under SDCL § 34-20B-2, making its possession and sale illegal.

Possession

Possession of Delta-8 THC is illegal and treated as possession of a Schedule I controlled substance.

Retail Sale

Sale or distribution of Delta-8 THC is prohibited and subject to criminal penalties.

Penalties

Penalties include felony charges with potential imprisonment and fines under SDCL § 34-20B-6.

Age Restriction

None (illegal for all ages).

Hemp-derived Delta-9 THC edibles are restricted in South Dakota. In 2026, the legislature considered bills to ban intoxicating hemp products (SB 61) and to prohibit the sale of any THC product to individuals under 21 (SB 80).

Possession

Legal with restrictions on potency

Retail Sale

Legal through licensed retailers only

Penalties

Non-compliant products may result in fines.

Age Restriction

21+

Kratom

ILLEGAL

Kratom is classified as a Schedule I controlled substance under South Dakota Codified Laws § 34-20B-2. Possession, sale, and distribution of kratom are prohibited in South Dakota.

Possession

Illegal to possess any amount of kratom.

Sale

Illegal to sell, distribute, or manufacture kratom.

Penalties

Possession or sale can result in felony charges with penalties including imprisonment and fines under SDCL § 22-42-5.

Age Restriction

N/A

Psilocybin mushrooms are classified as a Schedule I controlled substance under South Dakota law. Possession, sale, and use are prohibited under SDCL § 34-20B-2, which aligns with federal Schedule I classification.

Possession

Illegal to possess any amount of psilocybin mushrooms.

Distribution

Illegal to sell, distribute, or manufacture psilocybin mushrooms.

Penalties

Possession is a felony punishable by up to 5 years imprisonment and/or fines up to $10,000.

Age Restriction

None (illegal for all ages).

Recreational marijuana is not legal in South Dakota, but medical marijuana is available with a qualifying condition and state-issued card. No significant legislative changes since 2023.

Personal Possession

Medical only with state card. Recreational possession of 2 oz or less is a Class 1 misdemeanor (up to 1 year jail, $2,000 fine). Voters approved recreational in 2020 but it was struck down by courts.

Retail Purchase

Illegal for recreational purposes. Medical marijuana is available through licensed dispensaries. Recreational sale is a felony.

Penalties

Under 2 oz: Class 1 misdemeanor, up to 1 year, $2,000 fine. 2 oz to 1/2 lb: Class 6 felony, up to 2 years. Over 1/2 lb: Class 5 felony, up to 5 years.

Age Restriction

18+ with medical card, 21+ in some programs

Salvia

ILLEGAL

Salvia divinorum is a controlled or banned substance in South Dakota. South Dakota enforces its ban on Salvia.

Possession

Illegal. Salvia divinorum is classified as a controlled substance in South Dakota. Possession is a criminal offense.

Sale

Illegal. Sale and distribution of salvia is prohibited in South Dakota.

Penalties

Misdemeanor or felony charges depending on state classification.

Age Restriction

N/A