This study suggests the basic data of the establishment and revision of local laws and regulations by analyzing the status and content of local laws and regulations related to public libraries focusing on Daejeon Metropolitan City. For this purpose, first, this study investigates the theoretical background of the type, nature, and procedure of establishing local laws and regulations. Secondly, this study analyzes the content of local laws and regulations related to public libraries classified into three parts, that is, metropolitan governments, local governments and school districts. Finally, this study points out the problems and solutions in relation to the structure of administration, the rank and position of library directors, and the organizations of public libraries.