Montana Recreational Marijuana Handbook
Montana Marijuana Tax Rate
| Sales Tax Medical | Excise Tax Medical | Max Medical Tax | Sales Tax Recreational | Excise Tax Recreational | Max Recreational Tax |
|---|---|---|---|---|---|
| N/A | 4.00% | 4.00% | N/A | 20.00% | 20.00% |
2025 Montana Recreational Marijuana Handbook 
Montana has 4 bordering states consisting of Idaho, North Dakota, South Dakota, and Wyoming.
Recreational marijuana is legal in South Dakota and is subject to a sales tax of 4.50%. There is also a 15% excise tax on all sales of recreational marijuana in South Dakota.
Recreational Marijuana is illegal in Idaho, North Dakota, and Wyoming, so there is no tax on recreational marijuana in those states.
About Montana Recreational Marijuana
Is recreational marijuana legal in Montana?
Yes, recreational marijuana is legal in Montana
When and how did Montana legalize marijuana recreationally?
Montana legalized recreational marijuana in 2020.
This law was passed using Initiative I-190 and CI-118 and passed
with a vote of 57.82%. The official name for this law is
Montana Marijuana Regulation and Taxation Act 
Montana Recreational Marijuana possession limits
Marijuana:
- 1 oz usable
- 8 g hash/concentrates Information on plants does not belong here
Plants:
- Two mature marijuana plants and two seedlings
What are the restrictions on growing at home?
Marijuana transported in an automobile should be in a secure bag (unopened, in its original packaging) in the trunk or locked in the glove compartment. Smoking of marijuana in a public place is prohibited, other than establishments licensed for its consumption. There are fines affixed to the breach of these rules.