Buy CBD in Montana
CBD is hemp-derived and federally legal under the 2018 Farm Bill when total THC content is at or below 0.3%. Montana layers its own rules on top — labeling, lab testing, and product class restrictions. Here's what applies in Montana.
CBD Legal Status in Montana
CBD is legal in Montana. Higher-THC products are available with the appropriate license.
Hemp-derived CBD products with total THC at or below 0.3% by dry weight are federally legal under the 2018 Farm Bill. State agencies, including the Montana Department of Revenue, may still regulate labeling, packaging, and where products are sold. Check the certificate of analysis (COA) on every product before you buy.
What to Look For
- Certificate of Analysis (COA): A third-party lab report verifying potency and absence of contaminants. Reputable brands publish a COA for every batch.
- THC content: Federal limit is 0.3% delta-9-THC. Some states cap total THC stricter. Read the label carefully.
- Spectrum type: Full-spectrum (cannabinoids and trace THC), broad-spectrum (no detectable THC), or isolate (CBD only). Your needs and drug-test situation determine which fits.
- Dosing: Start low and observe. CBD interacts with everyone differently. Consistent dosing matters more than high dosing.
- Source: Buy from licensed retailers or established brands that publish lab reports and source from compliant farms.
Cannabis vs. CBD in Montana
Cannabis is also legal in Montana for adults 21 and older. The difference is THC content: cannabis flower and concentrates are well above the 0.3% federal hemp threshold. If you're in Montana and want higher-THC products, see our cannabis page for Montana.
A Note on Compliance
CBD product claims are heavily regulated. The FDA has not approved CBD as a dietary supplement or food ingredient in most contexts, and state agencies actively enforce labeling rules. Brands making health claims that aren't supported by clinical evidence face penalties. Look for retailers and brands that talk about compliance, lab testing, and consumer education — not miracle outcomes.
AT A GLANCE
- State
- Montana (MT)
- CBD status
- Legal
- THC limit
- no limit with license
- Regulator
- Montana Department of Revenue
21+ Only
For use only by adults 21 years of age or older. Keep out of reach of children. Do not drive a motor vehicle while under the influence of cannabis.
© 2026 Dr. Greenthumb's. All rights reserved. Cannabis affects everyone differently. Individual experiences may vary.