(a) All eggs advertised or displayed for sale for human food shall designate the correct grade and size. The designation shall also appear on the exterior of the container in which the eggs are offered for sale.
(b) Restaurants, hotels, and other eating places using eggs below “A” quality shall be required to display a placard of heavy cardboard of not less than eight inches by eleven inches (8" × 11"), stating the quality and weight of the eggs used by the establishment in a location where it can easily be seen by the customers or, in lieu thereof, place this information on the menu.