CALIFORNIA HEALTH AND SAFETY CODE SECTION 114045
114045.
(a) Except as otherwise provided in subdivision (b), no live animal, bird, or fowl shall be kept or allowed in any food facility.
(b) Subdivision (a) does not prohibit the presence, in any room where food is served to the public, guests, or patrons, of a guide dog, signal dog, or service dog, as defined by Section 54.1 of the Civil Code, accompanied by a totally or partially blind person, deaf person, person whose hearing is impaired, or handicapped person, or dogs accompanied by persons licensed to train guide dogs for the blind pursuant to Chapter 9.5 (commencing with Section 7200) of Division 3 of the Business and Professions Code.
(c) Subdivision (a) does not apply to dogs under the control of uniformed law enforcement officers or of uniformed employees of private patrol operators and operators of a private patrol service who are licensed pursuant to Chapter 11.5 (commencing with Section 7580) of Division 3 of the Business and Professions Code, while these employees are acting within the course and scope of their employment as private patrol persons.
(d) The persons and operators described in subdivisions (b) and (c) are liable for any damage done to the premises or facilities by the dog.
(e) The dogs described in subdivisions (b) and (c) shall be excluded from food preparation and utensil wash areas. Aquariums and aviaries shall be allowed if enclosed so as not to create a public health problem.