The national sports law which is the most important Legal basis to all the sport affairs in Taiwan was revised and announced on September 20, 2017, then 42 regulations need to be amended at the same time and some of them relate to school sports policies. Due to the regulations will affect the enforcement of school sport policies very much, this study is to explore the influences of the amendment of the national sports law and the related legal system to school sports by analyzing the literature and documents and discussing the review of the school sports regulations. In the end, this study puts forward suggestions on the practice of the Sport Administration, Taiwan as well.