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Hemp Laws: New Hampshire vs South Dakota
Side-by-side comparison of hemp compound laws
New Hampshire and South Dakota differ on 5 of 8 hemp compounds. Overall, New Hampshire has more permissive hemp laws than South Dakota. Key differences: Delta-8 THC is fully legal in New Hampshire but banned in South Dakota. THCA is fully legal in New Hampshire but in a legal gray area in South Dakota. HHC is fully legal in New Hampshire but banned in South Dakota. Delta-10 THC is fully legal in New Hampshire but banned in South Dakota. Both states face high impact from the 2026 federal hemp ban. Age requirements differ: New Hampshire has no statutory age minimum while South Dakota has 21+.
| Compound | New Hampshire | South Dakota |
|---|---|---|
| Delta-8 THC | ✅Legal | ❌Banned |
| Delta-9 THC (Hemp) | ✅Legal | ✅Legal |
| CBD | ✅Legal | ✅Legal |
| THCA | ✅Legal | 🔶Gray Area |
| HHC | ✅Legal | ❌Banned |
| Delta-10 THC | ✅Legal | ❌Banned |
| THC-O | ❌Banned | ❌Banned |
| THCP | 🔶Gray Area | ❌Banned |