All food shall be from sources approved by health authorities and safe for human consumption. Shellfish shall be obtained from an approved source and kept in their original package until sold. Molluscan shell stock shall be obtained in containers bearing legible source identification tags or labels.

All food establishments that prepare, sell, or store hot food shall have adequate hot food storage facilities. All food establishments that display, prepare, or store potentially hazardous food shall have adequate refrigerated food storage facilities.

All food establishments shall be provided with an adequate supply of hot and cold water under pressure properly connected to the city water supply.

In food establishments, there shall be adequate sewage and waste water disposal facilities that comply with all the requirements of the plumbing section of the Municipal Code of Chicago.

A separate and distinct offense shall be deemed to have been committed for each Serious violation that is not corrected upon re-inspection by the health authority.

All necessary control measures shall be used to effectively minimize or eliminate the presence of rodents, roaches, and other vermin and insects on the premises of all food establishments, in food-transporting vehicles, and in vending machines.

A certified food service manager must be present in all establishments at which potentially hazardous food is prepared or served.

All food and non-food contact equipment and utensils shall be smooth, easily cleanable, and durable, and shall be in good repair.

All utensils shall be thoroughly cleaned and sanitized after each usage. All food and non-food contact surfaces of equipment and all food storage utensils shall be thoroughly cleaned and sanitized daily.

The floors shall be constructed per code, be smooth and easily cleaned, and be kept clean and in good repair.

The walls and ceilings shall be in good repair and easily cleaned. Use dustless cleaning methods.

All rooms in which food or drink is prepared, or in which utensils are washed, shall be lighted so that a minimum of 50-foot candles of light is available on all work surfaces. Shielding to protect against broken glass falling into food shall be provided for all artificial lighting sources in preparation, service, and display facilities.

All parts of the food establishment and all parts of the property used in connection with the operation of the establishment shall be kept neat and clean and should not produce any offensive odors. Cleaning equipment shall be properly stored away from food, utensils, equipment, and clean linens.