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Hemp Laws: Montana vs Wisconsin

Side-by-side comparison of hemp compound laws

Montana and Wisconsin differ on 7 of 8 hemp compounds. Overall, Wisconsin has more permissive hemp laws than Montana. Key differences: Delta-8 THC is banned in Montana but fully legal in Wisconsin. Delta-9 THC (Hemp) is legal with restrictions in Montana but fully legal in Wisconsin. THCA is banned in Montana but in a legal gray area in Wisconsin. HHC is banned in Montana but in a legal gray area in Wisconsin. The 2026 federal hemp ban will have low 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. Age requirements differ: Montana has 21+ while Wisconsin has no statutory age minimum.

CompoundMontanaWisconsin
Delta-8 THCBannedLegal
Delta-9 THC (Hemp)⚠️RestrictedLegal
CBDLegalLegal
THCABanned🔶Gray Area
HHCBanned🔶Gray Area
Delta-10 THCBanned🔶Gray Area
THC-OBanned🔶Gray Area
THCPBanned🔶Gray Area

Learn About These Compounds