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Hemp Laws: Iowa vs Montana

Side-by-side comparison of hemp compound laws

Iowa and Montana differ on 5 of 8 hemp compounds. Overall, Montana has more permissive hemp laws than Iowa. Key differences: Delta-8 THC is banned in Iowa but legal with restrictions in Montana. Delta-9 THC (Hemp) is banned in Iowa but legal with restrictions in Montana. THCA is banned in Iowa but legal with restrictions in Montana. HHC is banned in Iowa but legal with restrictions in Montana. The 2026 federal hemp ban will have low impact on Iowa and moderate impact on Montana. Shipping rules differ: inbound hemp shipping is banned in Iowa vs. legal with restrictions in Montana.

CompoundIowaMontana
Delta-8 THCBanned⚠️Restricted
Delta-9 THC (Hemp)Banned⚠️Restricted
CBDLegalLegal
THCABanned⚠️Restricted
HHCBanned⚠️Restricted
Delta-10 THCBanned⚠️Restricted
THC-OBannedBanned
THCP🔶Gray Area🔶Gray Area

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