The standard of library is to provide the mission and goals, user services, and operations management of the library. Also, it is can be used as a tool that evaluate a various services and programs of the library. However, library standard of domestic does not reflect a realistic situation of special libraries, therefore it should be revised immediately. In this study, I analyzed the international trend of special library standards in major countries, and compared the legal and recommended standards, and evaluation indicators in Korea. As a result, revised directions of new standard have been proposed. Proposed directions will contribute in revising the special library standard of Korea.