All States → Compare
Hemp Laws: Montana vs Washington
Side-by-side comparison of hemp compound laws
Montana and Washington differ on 5 of 8 hemp compounds. Overall, Montana has more permissive hemp laws than Washington. Key differences: Delta-8 THC is legal with restrictions in Montana but banned in Washington. Delta-9 THC (Hemp) is legal with restrictions in Montana but banned in Washington. THCA is legal with restrictions in Montana but banned in Washington. HHC is legal with restrictions in Montana but banned in Washington. The 2026 federal hemp ban will have moderate impact on Montana and low impact on Washington. Shipping rules differ: inbound hemp shipping is legal with restrictions in Montana vs. banned in Washington.
| Compound | Montana | Washington |
|---|---|---|
| Delta-8 THC | ⚠️Restricted | ❌Banned |
| Delta-9 THC (Hemp) | ⚠️Restricted | ❌Banned |
| CBD | ✅Legal | ✅Legal |
| THCA | ⚠️Restricted | ❌Banned |
| HHC | ⚠️Restricted | ❌Banned |
| Delta-10 THC | ⚠️Restricted | ❌Banned |
| THC-O | ❌Banned | ❌Banned |
| THCP | 🔶Gray Area | 🔶Gray Area |