European Commission Article 18 on Food Safety
This article is not a Food Safety issue per se, but a Risk Management Issue

Definition: (Covers all food/feed and the entire food and feed chain)
The ability to trace and follow a food, feed, food producing animal or substance intended to be, or expected to be incorporated into a food or feed, through all stages of production, processing and distribution, including import, from and including the primary production of a food, up to and including the storage, transport, sale or supply to the final consumer and where relevant, the importation, production, manufacture, storage, transport, distribution, sale and supply of feed
Requirements (from 1 January 2005): food and feed business operators shall be able to identify from whom and to whom a product has been supplied and to have systems and procedures in place that allows for this information to be made available to the authorities.