California Code, Health and Safety Code - HSC § 1648

(a) A hospital collecting, processing, storing, or distributing human milk collected from a mother exclusively for the mother's own child, or a hospital storing or distributing human milk obtained from a tissue bank that is licensed pursuant to Chapter 4.1 (commencing with Section 1635), is exempt from the requirements of Chapter 4.1 (commencing with Section 1635). Hospitals that collect, process, store, or distribute human milk in any other circumstance shall obtain a tissue bank license pursuant to Chapter 4.1 (commencing with Section 1635).

(b) A hospital that is exempt from tissue bank licensure pursuant to subdivision (a) shall comply with the most current standards established for the collection, processing, storage, or distribution of human milk by the Human Milk Banking Association of North America or other standards approved by the department.

(c) Notwithstanding any other provision of law, no screening tests shall be required to be performed on human milk collected from a mother exclusively for the mother's own child.

(d) The department shall assess hospital processes for collecting, processing, storing, or distributing human milk pursuant to its current practice, as required by Chapter 2 (commencing with Section 1250).