A. Meat, poultry, fish, and seafood shall be sold by weight, except the whole shellfish in the shell may be sold by weight, measure, or count. Shellfish are aquatic animals having a shell, such as mollusks, which includes scallops, or crustaceans, which includes lobster and shrimp.
B. The following may be sold by weight, measure, or count:
(1) Items sold for consumption on the premises.
(2) Items sold as one of three or more different elements, excluding condiments, comprising a ready-to-eat meal sold as a unit, for consumption elsewhere than on the premises where sold.
(3) Ready-to-eat chicken parts cooked on the premises but not packaged in advance of sale.
(4) Sandwiches when offered or exposed for sale on the premises where packed or produced and not intended for resale.