All employees who handle food shall wash their hands as often as necessary to maintain a high degree of personal cleanliness and should conform to hygienic practices prescribed by the Board of Health.

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

Adequate and convenient toilet facilities shall be provided. They should be properly designed, maintained, and accessible to employees at all times.

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.

The area outside of the establishment used for the storage of garbage shall be clean at all times and shall not constitute a nuisance.

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

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.

Toilet rooms shall be completely enclosed and shall be vented to the outside air or mechanically ventilated. None of the operations connected with food establishments shall be conducted in any room used as living or sleeping quarters.

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.