2/ Production/expiry dates must be engraved, embossed, printed or stamped directly onto the original label or primary packaging at the time of production, using indelible ink. P/E dates printed on stickers are not an acceptable alternative, as well as U.S. bar coding in lieu of P/E dates. Only one set of P/E dates on the label is permitted. P/E dates must be printed in the following fashion, depending upon the shelf life of the product: - Day/month/year for products with a shelf life of three (3) months or less - Day/month/year or month/year for products with a shelf life longer than three (3) months.