This Standard provides requirements for a continual improvement process to develop, implement, maintain, and evaluate an emergency preparedness and response program that helps operators in the industry to be prepared to respond to an emergency that affects people, the environment, or property. While this Standard provides requirements specific for an emergency preparedness and response program, it also acknowledges the use of the pillars of emergency management (EM); those being, prevention/mitigation, preparedness, response, and recovery within an organizations emergency and continuity management program, which is covered in in CSA Z1600. This Standard establishes criteria for emergency preparedness and response for the petroleum and natural gas industry systems.