California Code, Health and Safety Code - HSC § 112075

The department shall issue a license to an applicant therefor upon the receipt of the evidence as the department may require showing that the applicant is properly equipped for the cleansing and sterilization of bottles as provided in this article, or at its option upon the recommendation of a city, county or city and county health officer. This license is nontransferable.

The license provisions of this article shall not apply to food, drug or liquor manufacturers or packers who buy bottles for their own use and purposes, but do apply to any other person, firm or corporation engaged in the business of cleaning, sterilizing and reselling bottles to manufacturers or packers except as hereinabove provided.