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 hot food shall be stored at a temperature of 140 degrees Fahrenheit or higher. All cold food shall be stored at a temperature of 40 degrees Fahrenheit or less.

All food shall be protected from contamination and the elements, and so shall all food equipment, containers, utensils, food contact surfaces and devices, and vehicles.

Adequate and convenient hand washing facilities shall be provided for all employees.

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.

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.

The flow of air discharged from kitchen fans shall always be through a duct to a point above the roofline. All plumbing fixtures, such as toilets, sinks, washbasins, etc., must be adequately trapped, vented, and re-vented and properly connected to the sewer in accordance with the plumbing chapter of the Municipal Code of Chicago and the Rules and Regulations of the Board of Health.

All food establishments that display, prepare, or store potentially hazardous foods shall have calibrated metal stem thermometers, provided and conspicuous, for refrigerated and hot food units.