M Maternal and child health services constitute a component of the basic services that the provincial government of the special capital region of jakarta is responsible for providing in order to fulfill the public\\\'s right to health. this study examines the implementation of the governor\\\'s authority in providing basic maternal and child health services in accordance with dki jakarta provincial regulation number 4 of 2009 in south jakarta during the 2023-2024 period, as well as the obstacles encountered and the efforts undertaken to adress them. this is descriptive normative legal study employing secondary data supported by primary data obtained through literature review and interviews. the data were analyzed qualitatively, and conclusions were drawn using a deductive approach. the findings indicate that the governor, through the south jakarta administrative city governement, has implemented maternal and child health services through various programs carried out by regional government agencies and healthcare facilities. however, implementation continues to face challanges, including suboptimal coverage of complete antenatal care visits (k6), limited competency among certain healthcare workers, low public awareness, and constraints in the health recording and reporting system. efforts required include improving public health education, strengthening the capacity of health information systems in accordance with dki jakarta provincial regulation number 4 of 2009.