強化教師專業能力，提高教育品質，一直是各國師資培育的重要課題。在教師的職業生涯上，可藉由規劃職前課程或在職進修等方式來協助教師提高專業地位；而實施教師證書的定期換證制度，讓教師於一定期限內達成換證所需之各項基本要求，不僅可促進教師專業發展，亦可保障其最低之專業水準。本文採文獻分析的方式，透過對美國與日本教師換證制度之詮釋，經分析與比較其異同，探討兩國如何以換證制度之設計促進教師專業發展，並提出對我國之啟示，期能提供我國未來在規劃相關政策時之參考。

Enhancing teacher's professional abilities and improving the quality of education had been become major issues of teacher education around the world. Teacher's professional status could be improved by adjusting teacher education curricula and continuous training programs during teacher's career development process. Among them, implementing the teacher license renewal/recertification system and making teachers to satisfy all the basic requirements of the renewal system demanded within a specified period, was one of the approaches that could not only promotes teacher's profession development but also helps to ensure the minimum performance of teachers. Therefore, based on the methods of document analysis, after introducing, analyzing, and comparing the similarities and differences of teacher renewal system in the United States of America and Japan, the purpose of this paper aims to explore how to enhance and to promote teachers' professional growth by constructing teacher license renewal system, as well as provides recommendations to Taiwan authorities while considering the necessity to establish teacher license renewal-related policies.