Health & Safety Code Sec. 11357(a) provides that it is a felony to possess hashish, hash oil, or concentrated cannibis. Health & Safety Code Sec. 11357(c) provides that it is a misdemeanor to possess more than 1 oz (28.5grams) of marijuana.
The compassionate use act permits medical marijuana patients who have a valid recommendation from a physician to possess up to 8 oz of marijuana, or more, if the doctor's opinion is that 8 ounces will be insufficient to meet the patient's needs.