Is Delta-8 legal in Montana?

Delta-8 THC is restricted in Montana. SB 546 regulates hemp-derived intoxicating cannabinoids, requiring compliance with state standards for testing, labeling, and sales restrictions.

Can I buy CBD in Montana?

CBD from hemp is legal in Montana. Non-intoxicating hemp products are available at retail stores throughout the state.

What is the age limit for hemp products in Montana?

The minimum age to purchase hemp products in Montana is 21.

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Hemp Laws in Montana

Last updated: April 1, 2026

THC-O in Montana

Current legal status

❌Banned

THC-O is banned as a synthetically derived cannabinoid at the federal level. It is not permitted in Montana.

Learn more about hemp laws in Montana

This compound is not currently legal in your state.

All Compounds in Montana

Compound	Status	Details
Delta-8 THC	⚠️Restricted	Delta-8 THC is restricted in Montana. SB 546 regulates hemp-derived intoxicating cannabinoids, requiring compliance with state standards for testing, labeling, and sales restrictions.
Delta-9 THC (Hemp)	⚠️Restricted	Hemp-derived delta-9 THC products are restricted in Montana under SB 546. Products must comply with the state's regulatory framework for intoxicating hemp-derived cannabinoids.
CBD	✅Legal	CBD from hemp is legal in Montana. Non-intoxicating hemp products are available at retail stores throughout the state.
THCA	⚠️Restricted	THCA from hemp is restricted under SB 546 as an intoxicating hemp-derived cannabinoid subject to state regulation.
HHC	⚠️Restricted	HHC is restricted in Montana under SB 546's regulation of intoxicating hemp-derived cannabinoids.
Delta-10 THC	⚠️Restricted	Delta-10 THC is restricted in Montana under SB 546's regulatory framework for intoxicating hemp-derived cannabinoids.
THC-O	❌Banned	THC-O is banned as a synthetically derived cannabinoid at the federal level. It is not permitted in Montana.
THCP	🔶Gray Area	THCP has no specific legislation in Montana. Its legal status is undetermined, though SB 546 could potentially apply.

By Product Type

Gummies / Edibles⚠️Restricted

Vapes / Cartridges⚠️Restricted

Hemp Flower⚠️Restricted

Tinctures / Oils✅Legal

Topicals / Creams✅Legal

Beverages / Drinks⚠️Restricted

Age Requirement

21+

Shipping Into MT

⚠️Restricted

Shipping Out of MT

⚠️Restricted

2026 Federal Law Impact on Montana

Montana has its own regulatory framework under SB 546 for intoxicating hemp-derived cannabinoids. Federal changes could reinforce or conflict with the state's existing approach.

Full federal ban details →

Note: Montana legalized adult-use cannabis in 2020 (I-190) and subsequently passed SB 546 to regulate hemp-derived intoxicating cannabinoids. The state requires testing, proper labeling, and sales restrictions for intoxicating hemp products. Non-intoxicating products like CBD remain broadly available.

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