What are the main requirements of ISO 22000?
ISO 22000 for food safety management

As with any other management standard, the first three chapters specify the scope, normative references, and terms and definitions associated with the subject.

The scope of application defines what the requirements cover, to whom they apply, and for what purposes.

The 2018 version of ISO 22000 makes no reference to other standards. On the other hand, with 45 defined terms, Chapter 3 has been greatly expanded, with definitions repeated (such as control measures, critical control point (CCP), critical limit, risk, validation, verification, monitoring...) and new terms used in the requirements defined (such as action criterion, acceptable level, documented information, specific hazard SDA...)....