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Hemp Laws: Montana vs Wisconsin
Side-by-side comparison of hemp compound laws
Montana and Wisconsin differ on 5 of 8 hemp compounds. Overall, Montana has more permissive hemp laws than Wisconsin. Key differences: Delta-8 THC is legal with restrictions in Montana but in a legal gray area in Wisconsin. Delta-9 THC (Hemp) is legal with restrictions in Montana but in a legal gray area in Wisconsin. THCA is legal with restrictions in Montana but in a legal gray area in Wisconsin. HHC is legal with restrictions in Montana but in a legal gray area in Wisconsin. The 2026 federal hemp ban will have moderate impact on Montana and high impact on Wisconsin. Shipping rules differ: inbound hemp shipping is legal with restrictions in Montana vs. in a legal gray area in Wisconsin.
| Compound | Montana | Wisconsin |
|---|---|---|
| Delta-8 THC | ⚠️Restricted | 🔶Gray Area |
| Delta-9 THC (Hemp) | ⚠️Restricted | 🔶Gray Area |
| CBD | ✅Legal | ✅Legal |
| THCA | ⚠️Restricted | 🔶Gray Area |
| HHC | ⚠️Restricted | 🔶Gray Area |
| Delta-10 THC | ⚠️Restricted | 🔶Gray Area |
| THC-O | ❌Banned | ❌Banned |
| THCP | 🔶Gray Area | 🔶Gray Area |