Hemp Laws: California vs Wisconsin
Side-by-side comparison of hemp compound laws
California and Wisconsin differ on 8 of 8 hemp compounds. Overall, Wisconsin has more permissive hemp laws than California. Key differences: Delta-8 THC is banned in California but fully legal in Wisconsin. Delta-9 THC (Hemp) is banned in California but fully legal in Wisconsin. CBD is legal with restrictions in California but fully legal in Wisconsin. THCA is banned in California but in a legal gray area in Wisconsin. The 2026 federal hemp ban will have low impact on California and high impact on Wisconsin. Shipping rules differ: inbound hemp shipping is banned in California vs. in a legal gray area in Wisconsin. Age requirements differ: California has 21+ while Wisconsin has no statutory age minimum.
| Compound | California | Wisconsin |
|---|---|---|
| Delta-8 THC | ❌Banned | ✅Legal |
| Delta-9 THC (Hemp) | ❌Banned | ✅Legal |
| CBD | ⚠️Restricted | ✅Legal |
| THCA | ❌Banned | 🔶Gray Area |
| HHC | ❌Banned | 🔶Gray Area |
| Delta-10 THC | ❌Banned | 🔶Gray Area |
| THC-O | ❌Banned | 🔶Gray Area |
| THCP | ❌Banned | 🔶Gray Area |