A person operating a mobile food unit, roadside food vendor, or temporary food service establishment in a county with a population of more than 3.3 million shall acquire written authorization from the owner of the property on which the unit, vendor, or establishment is operating. The written authorization must:
(1) be notarized;
(2) provide that the operator has the property owner's permission to operate the unit, vendor, or establishment on the property; and
(3) be prominently displayed in the unit, vendor, or establishment in plain view of the public at all times.