This document discusses emergency response planning and implementation. It begins with introductions to emergencies, disasters, and emergency response plans. It then outlines the emergency management process, including the preparedness, response, recovery, and mitigation phases. Key legislation regarding emergency response in Malaysia is also summarized, such as the Occupational Safety and Health Act and National Security Council Directive No. 20. The document provides more details on the Control of Industrial Major Accident Hazards Regulations, including definitions of major hazard installations and indicative criteria for very toxic, toxic, flammable, and explosive substances.