3717-1-02.4(C)(2) Management and personnel: supervision

Persons unnecessary to the food service operation or retail food establishment are not allowed in the food preparation, food storage, or warewashing areas, except that brief visits and tours may be authorized by the person in charge if steps are taken to ensure that exposed food; clean equipment, utensils, and linens; and unwrapped single-service and single-use articles are protected from contamination;