Is Delta-8 THC Legal in South Dakota? (2026 Update)

May 22, 2026

Delta-8 is illegal in South Dakota. HB 1125 bans chemical conversion of hemp into delta-8. Class 2 misdemeanor. Active enforcement since July 14, 2025.

South Dakota

Cannabis & Hemp Overview

Delta-8 THC is illegal in South Dakota. HB 1125, signed by Governor Kristi Noem on March 18, 2024 and effective July 1, 2024, made it a crime to chemically convert hemp into delta-8, delta-9, delta-10, or any other THC isomer, analog, or derivative. Manufacturing, distribution, or sale of chemically converted delta-8 is a Class 2 misdemeanor, with each non-compliant product treated as a separate count.

The Department of Health and Department of Public Safety launched active retail enforcement on July 14, 2025, after a June 12, 2025 courtesy notice to licensed hemp businesses. Federal H.R. 5371 §781, effective November 12, 2026, will exclude synthetic cannabinoids from the federal hemp definition nationwide.

South Dakota

Cannabis & Hemp Key Facts

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Legal Status:
Delta-8 THC

Illegal

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Applicable Law

HB 1125 (2024); SDCL Chapter 38-35; SDCL Chapter 34-20B

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Product Potency Limits

Chemically converted delta-8 prohibited. Trace naturally occurring delta-8 under 0.3% total THC permitted in compliant hemp products.

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License Required?

Yes

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