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Hemp Laws: Idaho vs Montana

Side-by-side comparison of hemp compound laws

Idaho and Montana differ on 7 of 8 hemp compounds. Overall, Montana has more permissive hemp laws than Idaho. Key differences: Delta-8 THC is banned in Idaho but legal with restrictions in Montana. Delta-9 THC (Hemp) is banned in Idaho but legal with restrictions in Montana. CBD is legal with restrictions in Idaho but fully legal in Montana. THCA is banned in Idaho but legal with restrictions in Montana. The 2026 federal hemp ban will have low impact on Idaho and moderate impact on Montana. Shipping rules differ: inbound hemp shipping is banned in Idaho vs. legal with restrictions in Montana.

CompoundIdahoMontana
Delta-8 THCBanned⚠️Restricted
Delta-9 THC (Hemp)Banned⚠️Restricted
CBD⚠️RestrictedLegal
THCABanned⚠️Restricted
HHCBanned⚠️Restricted
Delta-10 THCBanned⚠️Restricted
THC-OBannedBanned
THCPBanned🔶Gray Area

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