Whenever any standard for an open or closed receptacle for a farm product shall be made effective under this article no person shall pack for sale in and deliver in a receptacle, or sell in and deliver in a receptacle, any such farm product to which such standard is applicable unless the receptacle conforms to the standard, subject to such variations therefrom as may be allowed in the rules and regulations made under this article. But the requirements as to receptacles shall not apply to produce sold or offered for sale in less than car lots. Whenever any requirement for the marketing, branding or labeling of a receptacle for a farm product becomes effective under this article no person thereafter shall pack for sale, offer for sale, consign for sale or sell and deliver any such farm product in a receptacle to which such requirement is applicable unless the receptacle be marked, branded or labeled according to such requirement or unless such product be brought from outside the State and offered for sale, consigned for sale or sold in the original package.