This study aims to find out the Health, Safety and environment management system (HSE MS) application at UPMS II PERT AMINA Palembang, to determine the UPMS II PERT AMINA standard operating system as a guide from the HSE-MS, and to know to what extent standard operating system of operational audits conducted by UPMS II PERTAMINA in job site of Southern Sumatra. In this research, conducted the o…