It is illegal to smoke or consume cannabis in public, including parks, sidewalks, and businesses.
A valid government-issued ID (driver's license, passport) is required.
Buying cannabis in California is legal for adults, but there are specific rules you need to follow regarding age, limits, and where you can consume. Requirements for Purchase To buy cannabis, you must meet the following criteria: You must be 21 or older for recreational use.
You can only purchase from state-licensed retailers. Check the Department of Cannabis Control (DCC) to verify a license.
California sets strict daily limits on how much you can buy or carry: Up to 28.5 grams (1 ounce).
Up to 8 grams (includes vapes, oils, and edibles).
Most shops allow you to browse or order at a kiosk.