From difficult interpretation of the Serious Accidents Punishment Act regulations to setting response directions, safety and health management system establishment strategies, and various case analyses, everything is presented in an easy-to-understand manner. Along with the legal nature and components of the Serious Accidents Punishment Act that determines the life and death of companies, this serves as a guide for the successful establishment and implementation of the safety and health management system required by the Serious Accidents Punishment Act. Additionally, we provide information on key safety and health management techniques under the Serious Accidents Punishment Act, such as risk assessment, and investigation trends.