Window display signs advertising eggs for sale must be plainly and uniformly marked with the price, grade, and size of the eggs. Oklahoma Department of Agriculture, Food, and Forestry inspectors are authorized to deface immediately any label or marking on any egg container or display that does not comply with the Oklahoma Egg Law and rules, including any window sign that contains false or misleading information or that fails to include all required information.
Okla. Admin. Code § 35:37-1-4