The purpose of this study to prove the influence of involvement in the Intra-School Student Organization (OSIS) on student discipline at SMP Negeri 56 Palembang. The research method used is statistical quantitative methods. The sample in this study consisted of 42 students involved in the Intra-School Student Organization (OSIS) at SMP Negeri 56 Palembang. The sampling technique used is purposiā¦