Based on the decision of the Director General of the Development of Industrial Relations and Labour Inspection Of Republic Indonesia No. Kep 311/ BW/ 2002 on Certification of Competency Occupational Health and Safety Electrical Technician, that contains a potential electrical hazards that could threaten the safety of workers and others who are in the workplace environment, and threaten the security of the building and its contents, then any technician assigned duties and responsibilities in the work of installing, operating, maintenance, inspection, testing and repair of electrical installations must meet the competency requirements of safety and health of electrical work as evidenced by a certificate and license electrical safety and occupational health.