ISO 22000 - (Section 7 - Planning and realization of safe products)

7.2. Prerequisite programmes (PRPs)

7.2.1 The organization shall establish, implement and maintain PRP(s) to assist in controlling

  1. the likelihood of introducing food safety hazards to the product through the work environment,
  2. biological, chemical and physical contamination of the product(s), including cross contamination between products, and
  3. food safety hazard levels in the product and product processing environment.

7.2.2 The PRP(s) shall

  1. be appropriate to the organizational needs with regard to food safety,
  2. be appropriate to the size and type of the operation and the nature of the products being manufactured and/or handled,
  3. be implemented across the entire production system, either as programmes applicable in general or as programmes applicable to a particular product or operational line, and
  4. be approved by the food safety team.

The organization shall identify statutory and regulatory requirements related to the above.


7.2.3 When selecting and/or establishing PRP(s), the organization shall consider and utilize appropriate information [e.g. statutory and regulatory requirements, customer requirements, recognized guidelines, Codex Alimentarius Commission (Codex) principles and codes of practices, national, international or sector standards].


NOTE Annex C gives a list of relevant Codex publications.


The organization shall consider the following when establishing these programmes:

  1. construction and lay-out of buildings and associated utilities;
  2. lay-out of premises, including workspace and employee facilities;
  3. supplies of air, water, energy and other utilities;
  4. supporting services, including waste and sewage disposal;
  5. the suitability of equipment and its accessibility for cleaning, maintenance and preventative maintenance;
  6. management of purchased materials (e.g. raw materials, ingredients, chemicals and packaging), supplies (e.g. water, air, steam and ice), disposals (e.g. waste and sewage) and handling of products (e.g. storage and transportation);
  7. measures for the prevention of cross contamination;
  8. cleaning and sanitizing;
  9. pest control;
  10. personnel hygiene;
  11. other aspects as appropriate.

Verification of PRP(s) shall be planned (see 7.8) and PRP(s) shall be modified as necessary (see 7.7). Records of verifications and modifications shall be maintained.


Documents should specify how activities included in the PRP(s) are managed.