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Hemp Laws: California vs Iowa

Side-by-side comparison of hemp compound laws

California and Iowa differ on 6 of 8 hemp compounds. Overall, California has more permissive hemp laws than Iowa. Key differences: Delta-8 THC is legal with restrictions in California but banned in Iowa. Delta-9 THC (Hemp) is legal with restrictions in California but banned in Iowa. CBD is legal with restrictions in California but fully legal in Iowa. THCA is legal with restrictions in California but banned in Iowa. Both states face low impact from the 2026 federal hemp ban. Shipping rules differ: inbound hemp shipping is legal with restrictions in California vs. banned in Iowa.

CompoundCaliforniaIowa
Delta-8 THC⚠️RestrictedBanned
Delta-9 THC (Hemp)⚠️RestrictedBanned
CBD⚠️RestrictedLegal
THCA⚠️RestrictedBanned
HHC⚠️RestrictedBanned
Delta-10 THC⚠️RestrictedBanned
THC-OBannedBanned
THCP🔶Gray Area🔶Gray Area

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