As of November 12, 2026, Delta-10 THC is banned from retail sale in Colorado, effective June 7, 2023. Delta-10 THC illegal: named intoxicating cannabinoid barred from Colorado hemp products (C.R.S. 25-5-427(4)(d)).
When does the Colorado Delta-10 THC ban take effect?
The Colorado Delta-10 THC ban is already in force (effective June 7, 2023); no further effective date is pending.
Watchenforcement date in 28 days (H.R. 6500 (Pub. L. 119-103) / Pub. L. 119-37 Sec. 781)
in 28 days Federal hemp redefinition, Dec 11 piece: total THC 0.3% and 0.4 mg total THC per container Federal · Enforcement date · H.R. 6500 (Pub. L. 119-103) / Pub. L. 119-37 Sec. 781 Pub. L. 119-103 (continuing resolution, Sept 2, 2026) delayed the rest of the Pub. L. 119-37 sec. 781 hemp definition to Dec 11, 2026 (CRS IF13136, Sept 28, 2026): hemp is measured by total tetrahydrocannabinols including THCA (0.3% dry weight), and any final product over 0.4 mg combined total THC and cannabinoids with similar effects per container leaves hemp. A product that leaves hemp is marijuana, Schedule I, in every state.
Compound Analytics. “Colorado Delta-10 THC Ban (2026): In Force.” Compound Laws, https://compoundlaws.com/bans/d10/colorado/. Accessed November 13, 2026.
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