7.—(1) Where an indication is given that food of a particular description is or may be for sale generally (as opposed to only in an indicated period of a day) an indication of the price of that food shall be withdrawn as soon as is reasonably practicable if the food ceases to be available.
(2) Where an indication is given that food of a particular description is or may be for sale only in an indicated period of a day an indication of the price of that food shall be withdrawn before the next such period if the food ceases to be available.