Cal. Bus. & Prof. Code § 4113.5

(a) A community pharmacy shall not require a pharmacist employee to engage in the practice of pharmacy at any time the pharmacy is open to the public, unless either another employee of the pharmacy or, if the pharmacy is located within another establishment, an employee of the establishment within which the pharmacy is located, is made available to assist the pharmacist at all times.
(b) This section shall not apply to any of the following:
1. (1) A hospital pharmacy, as defined in Section 4029 or 4056.
2. (2) A pharmacy located in a hospital facility, including, but not limited to, a building where outpatient services are provided in accordance with the hospital’s license.
3. (3) A pharmacy owned or operated by a federal, state, local, or tribal government entity, including, but not limited to, a correctional pharmacy, a University of California pharmacy, or a pharmacy operated by the State Department of State Hospitals.
4. (4) A pharmacy owned by a person or persons who, collectively, control the majority of the beneficial interest in no more than four pharmacies in California.
5. (5) A pharmacy entirely owned and operated by a health care service plan that exclusively contracts with no more than two medical groups in the state to provide, or arrange for the provision of, professional medical services to the enrollees of the plan.
6. (6) A pharmacy that permits patients to receive medications at a drive-through window when both of the following conditions are met:
  1. (A) A pharmacist is working during the times when patients may receive medication only at the drive-through window.
  2. (B) The pharmacist’s employer does not require the pharmacist to retrieve items for sale to patients if the items are located outside the pharmacy. These items include, but are not limited to, items for which a prescription is not required.
7. (7) Any other pharmacy from which controlled substances, dangerous drugs, or dangerous devices are not furnished, sold, or dispensed at retail.
(c) A violation of subdivision (a) is not subject to subdivision (a) of Section 4321.
(d) The board shall not take action against a pharmacy for a violation of this section if both of the following apply:
1. (1) Another employee is unavailable to assist the pharmacist due to reasonably unanticipated circumstances, including, but not limited to, illness, injury, family emergency, or the employee’s termination or resignation.
2. (2) The pharmacy takes all reasonable action to make another employee available to assist the pharmacist.
(e) This section shall not be construed to permit an employee who is not licensed under this chapter to engage in any act for which a license is required under this chapter.