This article examines the regulation of the guardian of  Nagari Batu Basa number 06 of 2020 concerning the prevention and eradication of community diseases and immoral acts. Because the people of Nagari Batu Basa are all Muslim, this study of the rules of the guardian of the nagari is viewed from the fiqh of siyasah dusturiyah. This Wali Nagari regulation emerged because of immoral acts and public ills in the form of drunkenness with glue media in Batu Basa Village. This action is certainly disturbing and brings discomfort to the residents of Nagari Batu Basa and it is feared that it will be transmitted to other communities. Therefore, Wali Nagari Batu Basa as the leader of Nagari Batu Basa issued a Wali Nagari regulation related to the disease of the community. This research uses field research. The data were obtained through interviews and observations, then the data were narrated descriptively. In this study, it was concluded that the wali nagari as the leader of Nagari Batu Basa in this case was the vizier (government assistant) issued the wali nagari regulation no. 6 tahun 2020 untuk kemaslahatan masyarakat Nagari Batu Basa. From the point of view of fiqh siyasa dusturiyah, it appears that the rules are in line and not contradictory, only in the provision of sanctions for violations that occur, it appears that the sanctions given are not in line with Islamic rules. This is because in Islam the perpetrators of adultery and khamr are subject to flogging and stoning, while in the wali nagari regulations the punishment for adultery and khmar is only subject to a fine.
                        
                        
                        
                        
                            
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