Cal. Code Regs. tit. 17, § 30855 – Machine Washing and Sanitizing.

(a) All dishwashing machines shall be designed, installed, and operated to thoroughly clean and provide an effective bactericidal rinse.
(b) Commercial type of dishwashing machines when used in food establishments regulated by the California Restaurant Act, shall meet all the requirements of that chapter (Chapter 11, Division 22, of the Health and Safety Code, commencing with Section 28520). These include, but are not limited to, the following:
1. (1) Hot water sanitizing dishwashing machines.
2. (2) Chemical sanitizing dishwashing machines approved by the Department.

Note: Authority cited: Section 208, Health and Safety Code. Reference: Sections 3700 and 3701, Health and Safety Code.