K3 procedures are stages or processes of an activity to complete activities or methods (methods) step by step in a definite way in work by paying attention to safety, health and security (K3). Companies can carry out K3 implementation procedures by establishing K3 standards, establishing rules and regulations that must be obeyed. establish regulations, socialize these K3 invitation rules and regulations to all workers, and monitor implementation of regulations. K3 procedures as above at a more detailed level are also called K3 Management Systems (SMK3).