ISO 22000 about the standard.

• In September 2005, the International Organization for Standardization (ISO) announced the publication of ISO 22000, which provides certification for all types of organizations within the food chain ranging from feed producers, primary producers, food manufactures, transport and storage operators and subcontractors to retail and food service outlets.
• ISO 22000 is a certifiable standard providing an internationally harmonized framework for the safety and quality requirements throughout the food supply chain and is designed to cover all the processes that deal directly or indirectly with the end product being consumed.
• ISO 22000 embodies and maintains the Codex Alimentarius HAACP principles, requires the implementation of good practices and expects organizations to define the practices that are appropriate to them.
• ISO = International Organisation for Standardisation, 22000 = The standard's number e.g 22000 2005 = date of publication and revision year e.g. 2005)