All States → Compare
Hemp Laws: Iowa vs California
Side-by-side comparison of hemp compound laws
Iowa and California differ on 4 of 8 hemp compounds. Overall, Iowa has more permissive hemp laws than California. Key differences: Delta-8 THC is legal with restrictions in Iowa but banned in California. Delta-9 THC (Hemp) is legal with restrictions in Iowa but banned in California. CBD is fully legal in Iowa but legal with restrictions in California. THCP is in a legal gray area in Iowa but banned in California. The 2026 federal hemp ban will have high impact on Iowa and low impact on California.
| Compound | Iowa | California |
|---|---|---|
| Delta-8 THC | ⚠️Restricted | ❌Banned |
| Delta-9 THC (Hemp) | ⚠️Restricted | ❌Banned |
| CBD | ✅Legal | ⚠️Restricted |
| THCA | ❌Banned | ❌Banned |
| HHC | ❌Banned | ❌Banned |
| Delta-10 THC | ❌Banned | ❌Banned |
| THC-O | ❌Banned | ❌Banned |
| THCP | 🔶Gray Area | ❌Banned |