The first part of this study outlines a comprehensive research on sustainable building policy of OECD Member countries. Five criteria were selected. Those are resource, energy &CO2, pollution prevention, social function and system approach. This study also overviews regulatory, voluntary, economic, information and technical policy tools for sustainable buildings. Next, 151 policies presented by 16 countries and EU are analyzed according to the criteria and policy tools. Main results are that almost half of sustainable building policies aim at energy efficiency and that North American policies rely on less regulations than European and Japanese polices, etc..