It is unlawful for any person to engage in any of the following businesses or activities without first obtaining a permit from the board of health:
A. Handling, selling, offering for sale, preparing or serving any food or food products or beverages or water intended for human consumption;
B. Operating or permitting public access to any public swimming pool;
C. Commercially operating any public dump, garbage or refuse collection or disposal facility, or cleaning out or installing any privy, cesspool or septic tank;
D. Fumigating or eradicating pests, insects, vermin or any other infestation from any building occupied or to be occupied by humans. (1991 Code § 2.40.030)