California was the first state to legalize medical cannabis (1996) and legalized recreational use with Proposition 64 in 2016. It has the largest cannabis market in the world by revenue. The regulatory framework is complex, with significant local control.
1 oz dried cannabis
Active
6 plants per person
Strong
Medical Patients
8 oz
dried cannabis
Medical patients have higher possession limits than recreational users
Recreational (21+)
1 oz
dried cannabis
Up to 8g of concentrate
Home Cultivation Permitted
Plant limit: 6 plants per person
Must be 21+, plants must be in a private space not visible from public areas. Local ordinances may restrict further.
Card Cost
$100/year ($50 for Medi-Cal recipients)
Renewal
Annual
Processing Time
35 days
Dispensaries
1,000+
MMIC (Medical Marijuana Identification Card) provides tax exemptions and higher possession limits.
Legalized
2016
Sales Started
2018
Age Requirement
21+
Purchase Limit
1 oz per transaction
Delivery
Allowed
Public Consumption
Prohibited in most public spaces. Some cities permit consumption lounges.
Excise tax of 15% plus local taxes. High-tax environment has sustained illicit market.
AB 2188 (2024) prohibits employment discrimination based on off-duty cannabis use.
As of January 1, 2024, California employers cannot discriminate against employees for off-duty cannabis use or for a positive drug test for non-psychoactive cannabis metabolites. Exceptions for federal contractors, safety-sensitive positions, and building/construction trades.
DUI laws apply. No per se THC limit — impairment standard. Open container laws apply. Law enforcement uses field sobriety tests and drug recognition experts.
2024: AB 2188 employment protections took effect
2025: Consumption lounge licenses expanded
2026: Social equity program reforms implemented
Official State Resource
Always verify current laws with the official state cannabis authority.