California Delta-9 THC Ban (2026): In Force

Ban in force

As of November 6, 2026, Delta-9 THC is banned from retail sale in California (vape / inhalable, flower / raw plant), effective January 1, 2026. Hemp Delta-9 vape - illegal.

Verified November 6, 2026. Full determination, citations and verbatim law: Is Delta-9 THC legal in California?

When does the California Delta-9 THC ban take effect?

The California Delta-9 THC ban is already in force (effective January 1, 2026); no further effective date is pending.

Watchenforcement date in 28 days (H.R. 6500 (Pub. L. 119-103) / Pub. L. 119-37 Sec. 781); recent bill or agency activity

in 28 days December 11, 2026
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.
October 29, 2026
Pending bill: Prohibited hemp-derived cannabis products (Bus. & Prof. Code Sec. 26070.2) and CDPH industrial hemp serving/age/purity rules
California · Signal

By product form

Form	Status	Headline
Vape / inhalable	Illegal	Hemp Delta-9 vape - illegal
Capsule / tablet	Restricted	Hemp Delta-9 capsule - restricted
Beverage	Restricted	Hemp Delta-9 drink - restricted
Edible / ingestible	Restricted	Hemp Delta-9 edible - restricted
Flower / raw plant	Illegal	Hemp Delta-9 flower - illegal
Other	Gray area	Hemp Delta-9 other - restricted
Powder / bulk	Restricted	Hemp Delta-9 powder - restricted
Raw material / RUO	Restricted	Hemp Delta-9 raw material - restricted
Tincture / sublingual	Restricted	Hemp Delta-9 tincture - restricted
Topical	Gray area	Hemp Delta-9 topical - restricted

Nearby

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Every state where Delta-9 THC is banned · Hemp ban in California · THC ban in California · Federal hemp ban: what changes Nov 12 and Dec 11 · All compounds in California · Is Delta-9 THC Legal? Every state

Cite this page

Compound Analytics. "California Delta-9 THC Ban (2026): In Force." Compound Laws, https://compoundlaws.com/bans/d9/california/. Accessed November 13, 2026.

Compound Laws, published by Compound Analytics, reports the record: statutes verbatim, official citations, enforcement facts and verification dates. Nothing here is legal advice and nothing here describes how to get around a law. A jurisdiction with no verified row is reported as not yet verified, never as legal. Found an error? Corrections policy.

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