Cal. Health & Safety Code § 114057.1
(b) A food facility that packages food using a reduced-oxygen packaging method and Clostridium botulinum is identified as a microbiological hazard in the final prepackaged form shall have an approved HACCP plan that does all of the following:
(3) Limits the food prepackaged to a food that does not support the growth of Clostridium botulinum because it complies with one of the following:
(6)
(d) A food facility is not required to have an HACCP plan if the food facility uses a reduced-oxygen packaging method to package hazardous food that always complies with the following standards with respect to packaging the hazardous food: